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authorbzztbomb <skinny@knowhere.net>2011-04-05 19:57:16 -0700
committerbzztbomb <skinny@knowhere.net>2011-04-05 19:57:16 -0700
commit73e16950d73578900d54f3470b57402a9e908c30 (patch)
tree4e24dd9b04bd432139c3ed61866459ac77e4024a /Libraries
parent6827a350052baf3999cfa336411f5ec89bb9e769 (diff)
Public firmware release.
Diffstat (limited to 'Libraries')
-rw-r--r--Libraries/OSC/OSCDecoder.cpp103
-rw-r--r--Libraries/OSC/OSCEncoder.cpp87
-rw-r--r--Libraries/OSC/OSCMessage.cpp335
-rw-r--r--Libraries/OSC/OSCMessage.h101
-rw-r--r--Libraries/OSC/OSCcommon.h22
-rw-r--r--Libraries/WiShield/WiShield.cpp32
-rw-r--r--Libraries/WiShield/WiShield.h4
-rw-r--r--Libraries/WiShield/config.h11
-rw-r--r--Libraries/WiShield/g2100.c24
-rw-r--r--Libraries/WiShield/psock.c2
-rw-r--r--Libraries/WiShield/stack.c8
-rw-r--r--Libraries/WiShield/uip-conf.h2
-rw-r--r--Libraries/WiShield/uip-neighbor.c3
-rw-r--r--Libraries/WiShield/uip.c11
-rw-r--r--Libraries/WiShield/uip.h1
-rw-r--r--Libraries/arduino/HardwareSerial.cpp236
-rw-r--r--Libraries/arduino/HardwareSerial.h67
-rw-r--r--Libraries/arduino/Print.cpp220
-rw-r--r--Libraries/arduino/Print.h66
-rw-r--r--Libraries/arduino/Stream.h34
-rw-r--r--Libraries/arduino/Tone.cpp518
-rw-r--r--Libraries/arduino/WConstants.h1
-rw-r--r--Libraries/arduino/WInterrupts.c215
-rw-r--r--Libraries/arduino/WMath.cpp60
-rw-r--r--Libraries/arduino/WProgram.h62
-rw-r--r--Libraries/arduino/WString.cpp436
-rw-r--r--Libraries/arduino/WString.h111
-rw-r--r--Libraries/arduino/binary.h515
-rw-r--r--Libraries/arduino/main.cpp14
-rw-r--r--Libraries/arduino/pins_arduino.c465
-rw-r--r--Libraries/arduino/pins_arduino.h88
-rw-r--r--Libraries/arduino/wiring.c244
-rw-r--r--Libraries/arduino/wiring.h134
-rw-r--r--Libraries/arduino/wiring_analog.c183
-rw-r--r--Libraries/arduino/wiring_digital.c129
-rw-r--r--Libraries/arduino/wiring_private.h68
-rw-r--r--Libraries/arduino/wiring_pulse.c66
-rw-r--r--Libraries/arduino/wiring_shift.c55
-rw-r--r--Libraries/avrmidi/.gitignore6
-rw-r--r--Libraries/avrmidi/COPYING674
-rw-r--r--Libraries/avrmidi/Makefile41
-rw-r--r--Libraries/avrmidi/README15
-rw-r--r--Libraries/avrmidi/bytequeue.c65
-rw-r--r--Libraries/avrmidi/bytequeue.h49
-rw-r--r--Libraries/avrmidi/examples/Makefile68
-rw-r--r--Libraries/avrmidi/examples/basic.c127
-rw-r--r--Libraries/avrmidi/examples/lufa_midi/Descriptors.c329
-rw-r--r--Libraries/avrmidi/examples/lufa_midi/Descriptors.h83
-rw-r--r--Libraries/avrmidi/examples/lufa_midi/main.c20
-rw-r--r--Libraries/avrmidi/examples/lufa_midi/makefile719
-rw-r--r--Libraries/avrmidi/examples/lufa_midi/midi_usb.c161
-rw-r--r--Libraries/avrmidi/examples/lufa_midi/midi_usb.h8
-rw-r--r--Libraries/avrmidi/examples/serial_midi.c49
-rw-r--r--Libraries/avrmidi/examples/serial_midi.h10
-rw-r--r--Libraries/avrmidi/examples/spit.c18
-rw-r--r--Libraries/avrmidi/interrupt_setting.c36
-rw-r--r--Libraries/avrmidi/interrupt_setting.h31
-rw-r--r--Libraries/avrmidi/midi.c252
-rw-r--r--Libraries/avrmidi/midi.h135
-rw-r--r--Libraries/avrmidi/midi_device.c299
-rw-r--r--Libraries/avrmidi/midi_device.h90
-rw-r--r--Libraries/avrmidi/midi_function_types.h34
-rw-r--r--Libraries/avrmidi/sysex_tools.c99
-rw-r--r--Libraries/avrmidi/sysex_tools.h78
-rw-r--r--Libraries/avrmidi/test/.gitignore3
-rw-r--r--Libraries/avrmidi/test/Makefile28
-rw-r--r--Libraries/avrmidi/test/avr/interrupt.h27
-rw-r--r--Libraries/avrmidi/test/dummy_device.c283
-rw-r--r--Libraries/avrmidi/test/dummy_device.h0
-rw-r--r--Libraries/avrmidi/test/sysex_test.c79
-rw-r--r--Libraries/twi/twi.c274
-rw-r--r--Libraries/twi/twi.h59
72 files changed, 8562 insertions, 420 deletions
diff --git a/Libraries/OSC/OSCDecoder.cpp b/Libraries/OSC/OSCDecoder.cpp
index 0784851..4a75179 100644
--- a/Libraries/OSC/OSCDecoder.cpp
+++ b/Libraries/OSC/OSCDecoder.cpp
@@ -1,16 +1,16 @@
/*
-
+
ArdOSC - OSC Library for Arduino.
-
+
-------- Lisence -----------------------------------------------------------
-
+
ArdOSC
-
+
The MIT License
-
+
Copyright (c) 2009 - 2010 recotana( http://recotana.com ) All right reserved
-
- */
+
+ */
#include <stdlib.h>
#include <string.h>
@@ -21,16 +21,16 @@
int16_t OSCDecoder::decode( OSCMessage::OSCMessage *mes ,const uint8_t *recData ){
-
-
+
+
//=========== BIN -> OSC Address(String) Decode ===========
-
+
const uint8_t *packStartPtr=recData;
-
+
mes->setOSCAddress((char*)packStartPtr);
-
+
packStartPtr += mes->oscAdrPacSize;
-
+
//=========== BIN -> TypeTag (String) Decode ===========
@@ -41,78 +41,9 @@ int16_t OSCDecoder::decode( OSCMessage::OSCMessage *mes ,const uint8_t *recData
//=========== BIN -> Auguments Decode ===========
-
-
- if (mes->arguments!=NULL) free(mes->arguments);
- mes->arguments=(void**)calloc(mes->argsNum, sizeof(void*));
-
- mes->argsPacSize=0;
-
- uint8_t *tmpPtr;
- uint16_t tmpSize;
-
-
-
- for (uint16_t i=0; i< mes->argsNum ; i++) {
-
- switch (mes->typeTag[i]) {
-
- case 'i':
-
- tmpPtr=(uint8_t*)calloc(1, 4);
-
- *(tmpPtr+3)=*(uint8_t*)packStartPtr++;
- *(tmpPtr+2)=*(uint8_t*)packStartPtr++;
- *(tmpPtr+1)=*(uint8_t*)packStartPtr++;
- *tmpPtr=*(uint8_t*)packStartPtr++;
-
- mes->arguments[i]=(uint32_t*)tmpPtr;
- mes->argsPacSize += 4;
- break;
-
-#ifdef _USE_FLOAT_
- case 'f':
-
- tmpPtr=(uint8_t*)calloc(1, 4);
-
- *(tmpPtr+3)=*(uint8_t*)packStartPtr++;
- *(tmpPtr+2)=*(uint8_t*)packStartPtr++;
- *(tmpPtr+1)=*(uint8_t*)packStartPtr++;
- *tmpPtr=*(uint8_t*)packStartPtr++;
-
- mes->arguments[i]=(float*)tmpPtr;
- mes->argsPacSize += 4;
-
- break;
-#endif
-
-
-#ifdef _USE_STRING_
- case 's':
-
- tmpSize=strlen((char*)packStartPtr);
-
- if(tmpSize > kMaxStringCharactor){
-
- DBG_LOGLN("decode max str err");
- return 1;
- }
-
-
- tmpPtr=(uint8_t*)calloc(tmpSize+1, 1);
- strcpy((char*)tmpPtr,(char*)packStartPtr);
-
- mes->arguments[i]=tmpPtr;
-
-
- tmpSize = mes->getPackSize(tmpSize);
- packStartPtr += tmpSize;
- mes->argsPacSize += tmpSize;
-
- break;
-#endif
- }
- }
-
+
+ mes->argStart = packStartPtr;
+ mes->argsPacSize=mes->argsNum * 4;
+
return 0;
}
diff --git a/Libraries/OSC/OSCEncoder.cpp b/Libraries/OSC/OSCEncoder.cpp
index 66dd383..79f0426 100644
--- a/Libraries/OSC/OSCEncoder.cpp
+++ b/Libraries/OSC/OSCEncoder.cpp
@@ -1,16 +1,16 @@
/*
-
+
ArdOSC - OSC Library for Arduino.
-
+
-------- Lisence -----------------------------------------------------------
-
+
ArdOSC
-
+
The MIT License
-
+
Copyright (c) 2009 - 2010 recotana( http://recotana.com ) All right reserved
-
- */
+
+ */
#include <stdlib.h>
#include <string.h>
@@ -21,91 +21,92 @@
int16_t OSCEncoder::encode( OSCMessage::OSCMessage *mes ,uint8_t *sendData ){
-
-
+
+
uint8_t *packStartPtr=sendData;
-
-
+
+ memset(sendData, 0, mes->getAllPackSize());
+
//=========== OSC Address(String) -> BIN Encode ===========
-
- memcpy( sendData ,mes->oscAddress ,mes->oscAdrSize);
+
+ memcpy( sendData ,mes->oscAddress ,mes->oscAdrSize);
packStartPtr += mes->oscAdrPacSize;
mes->allPackSize = mes->oscAdrPacSize;
-
+
//=========== TypeTag(String) -> BIN Encode ===========
-
- *packStartPtr=',';
- memcpy(packStartPtr+1 ,mes->typeTag ,mes->argsNum);
+
+ *packStartPtr=',';
+ memcpy(packStartPtr+1 ,mes->typeTag ,mes->argsNum);
packStartPtr += mes->typeTagPacSize;
-
+
mes->allPackSize += mes->typeTagPacSize;
-
-
+
+
//=========== Auguments -> BIN Encode ==================
-
-
+
+
uint8_t *tmpPtr;
-
+
uint32_t tmpInt;
-
+
#ifdef _USE_FLOAT_
float tmpFloat;
#endif
-
+
#ifdef _USE_STRING_
uint16_t strSize;
#endif
-
+
for (int i=0; i< mes->argsNum; i++) {
-
+
switch ( mes->typeTag[i] ) {
-
+
case 'i':
-
+
tmpInt = mes->getInteger32(i);
tmpPtr =(uint8_t*)(&tmpInt);
-
+
*packStartPtr++=*(tmpPtr+3);
*packStartPtr++=*(tmpPtr+2);
*packStartPtr++=*(tmpPtr+1);
*packStartPtr++=*tmpPtr;
-
+
mes->allPackSize += 4;
break;
-
+
#ifdef _USE_FLOAT_
case 'f':
-
+
tmpFloat = mes->getFloat(i);
tmpPtr=(uint8_t*)(&tmpFloat);
-
+
*packStartPtr++=*(tmpPtr+3);
*packStartPtr++=*(tmpPtr+2);
*packStartPtr++=*(tmpPtr+1);
*packStartPtr++=*tmpPtr;
-
+
mes->allPackSize += 4;
break;
#endif
-
+
#ifdef _USE_STRING_
case 's':
strSize = strlen(mes->getString(i));
-
+
if(strSize > kMaxStringCharactor){
-
+
DBG_LOGLN("encode max str err");
return 1;
}
-
- memcpy( (char*)packStartPtr ,mes->getString(i) ,strSize );
+
+ memcpy( (char*)packStartPtr ,mes->getString(i) ,strSize );
packStartPtr += mes->getPackSize(strSize);
-
+
mes->allPackSize += mes->getPackSize(strSize);
break;
#endif
-
+
}
- }
+ }
return 0;
}
diff --git a/Libraries/OSC/OSCMessage.cpp b/Libraries/OSC/OSCMessage.cpp
index 5fb4d87..f3d98b1 100644
--- a/Libraries/OSC/OSCMessage.cpp
+++ b/Libraries/OSC/OSCMessage.cpp
@@ -1,39 +1,32 @@
/*
-
- ArdOSC - OSC Library for Arduino.
-
- -------- Lisence -----------------------------------------------------------
-
- ArdOSC
-
- The MIT License
-
- Copyright (c) 2009 - 2010 recotana( http://recotana.com ) All right reserved
-
- */
-#include <stdlib.h>
-#include <string.h>
-#include <stdarg.h>
+ ArdOSC - OSC Library for Arduino.
-#include "OSCcommon.h"
-#include "OSCMessage.h"
+ -------- Lisence -----------------------------------------------------------
+
+ ArdOSC
+ The MIT License
+ Copyright (c) 2009 - 2010 recotana( http://recotana.com ) All right reserved
+*/
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include "OSCcommon.h"
+#include "OSCMessage.h"
OSCMessage::OSCMessage()
-{
+{
DBG_LOGLN("construct message");
oscAddress=NULL;
typeTag=NULL;
- arguments=NULL;
-
+
flush();
-
}
OSCMessage::OSCMessage(const char *_oscAddress)
@@ -41,10 +34,9 @@ OSCMessage::OSCMessage(const char *_oscAddress)
DBG_LOGLN("construct message with Adr");
oscAddress=NULL;
typeTag=NULL;
- arguments=NULL;
-
+
flush();
-
+
setOSCAddress(_oscAddress);
}
@@ -56,54 +48,39 @@ OSCMessage::~OSCMessage()
}
-void OSCMessage::flush(){
-
- if(oscAddress!=NULL) free(oscAddress);
-
+void OSCMessage::flush()
+{
oscAddress=NULL;
oscAdrSize=0;
oscAdrPacSize=0;
-
- if(typeTag!=NULL) free(typeTag);
-
+
typeTag=NULL;
typeTagSize=0;
typeTagPacSize=0;
-
- if(arguments!=NULL){
-
- for (uint16_t i=0; i< argsNum; i++) {
- free((void*)arguments[i]);
- arguments[i]=NULL;
- }
- free(arguments);
- }
+
argsNum=0;
- argsPacSize=0;
-
- arguments=NULL;
-
+ argsPacSize=0;
+
setIpAddress(0,0,0,0);
portNumber=0;
-
+
DBG_LOGLN("flush message obj");
-
}
void OSCMessage::setAddress(uint8_t *_ip , uint16_t _port){
-
+
setIpAddress(_ip);
-
+
portNumber=_port;
-
+
}
void OSCMessage::setIpAddress(uint8_t *_ip){
-
+
ipAddress[0] = _ip[0];
ipAddress[1] = _ip[1];
ipAddress[2] = _ip[2];
ipAddress[3] = _ip[3];
-
+
DBG_LOG("set IP Adr with IParray:");
DBG_LOG((int)ipAddress[0]);
DBG_LOG(".");
@@ -116,12 +93,12 @@ void OSCMessage::setIpAddress(uint8_t *_ip){
}
void OSCMessage::setIpAddress( uint8_t _ip1 ,uint8_t _ip2 ,uint8_t _ip3 ,uint8_t _ip4 ){
-
+
ipAddress[0] = _ip1;
ipAddress[1] = _ip2;
ipAddress[2] = _ip3;
ipAddress[3] = _ip4;
-
+
DBG_LOG("set IP Adr with IP nums:");
DBG_LOG((int)ipAddress[0]);
DBG_LOG(".");
@@ -130,7 +107,7 @@ void OSCMessage::setIpAddress( uint8_t _ip1 ,uint8_t _ip2 ,uint8_t _ip3 ,uint8_t
DBG_LOG((int)ipAddress[2]);
DBG_LOG(".");
DBG_LOGLN((int)ipAddress[3]);
-
+
}
uint8_t *OSCMessage::getIpAddress(){
@@ -145,104 +122,94 @@ uint16_t OSCMessage::getPortNumber(){
return portNumber;
}
+int16_t OSCMessage::setOSCMessage( const char *_address ,char *types , ... ){
+ va_list argsList;
+ DBG_LOG("set OSCMessage:");
-int16_t OSCMessage::setOSCMessage( const char *_address ,char *types , ... ){
-
- va_list argsList;
-
- DBG_LOG("set OSCMessage:");
-
-
if( setOSCAddress(_address) > 0) return 1;
if( setTypeTags(types) > 0) return 1;
-
-
-
-
- //-------------------------------------------------
-
+
+ //-------------------------------------------------
+
+ argStart = NULL;
+ argsPacSize=0;
+#if 0
if (arguments!=NULL) free(arguments);
arguments=(void**)calloc(argsNum, sizeof(void*));
-
-
-
- argsPacSize=0;
-
+
void *tmpPtr;
char *tmpStr;
uint16_t strSize;
-
- va_start( argsList, types );
-
- for(uint8_t i=0 ; i < argsNum ; i++){
-
- typeTag[i]=types[i];
-
-
+
+ va_start( argsList, types );
+
+ for(uint8_t i=0 ; i < argsNum ; i++)
+ {
switch(types[i]){
-
- case 'i':
- tmpPtr=calloc(1, 4);
-
- memcpy(tmpPtr,(int32_t *)va_arg(argsList, int32_t *),4);
- arguments[i]=(int32_t *)tmpPtr;
- argsPacSize += 4;
-
- DBG_LOG(" int(4byte):");
- DBG_LOG(*(int32_t *)tmpPtr);
-
- break;
-
-
-#ifdef _USE_FLOAT_
- case 'f':
- tmpPtr=calloc(1, 4);
-
- memcpy(tmpPtr,(float *)va_arg(argsList, float *),4);
- arguments[i]=(float *)tmpPtr;
-
- argsPacSize += 4;
-
- DBG_LOG(" float(4byte):");
- DBG_LOG(*(float *)tmpPtr);
-
- break;
-#endif
-
-
+
+ case 'i':
+ tmpPtr=calloc(1, 4);
+
+ memcpy(tmpPtr,(int32_t *)va_arg(argsList, int32_t *),4);
+ arguments[i]=(int32_t *)tmpPtr;
+ argsPacSize += 4;
+
+ DBG_LOG(" int(4byte):");
+ DBG_LOG(*(int32_t *)tmpPtr);
+
+ break;
+
+
+#ifdef _USE_FLOAT_
+ case 'f':
+ tmpPtr=calloc(1, 4);
+
+ memcpy(tmpPtr,(float *)va_arg(argsList, float *),4);
+ arguments[i]=(float *)tmpPtr;
+
+ argsPacSize += 4;
+
+ DBG_LOG(" float(4byte):");
+ DBG_LOG(*(float *)tmpPtr);
+
+ break;
+#endif
+
+
#ifdef _USE_STRING_
- case 's':
- tmpStr=(char *)va_arg(argsList, char *);
- strSize=strlen(tmpStr);
- DBG_LOGLN(strSize);
- if(strSize > kMaxStringCharactor){
-
- DBG_LOGLN("set args message max str err");
- return 1;
- }
-
- tmpPtr=calloc(strSize+1, 1);
- strcpy((char*)tmpPtr, tmpStr);
-
- arguments[i]=tmpPtr;
- argsPacSize += getPackSize( strSize );
-
- DBG_LOG(" String,size:");
- DBG_LOG(strSize);
- DBG_LOG(" packsize:");
- DBG_LOG(getPackSize( strSize ));
- DBG_LOG(" :");
- DBG_LOG((char *)tmpPtr);
-
- break;
+ case 's':
+ tmpStr=(char *)va_arg(argsList, char *);
+ strSize=strlen(tmpStr);
+ DBG_LOGLN(strSize);
+ if(strSize > kMaxStringCharactor){
+
+ DBG_LOGLN("set args message max str err");
+ return 1;
+ }
+
+ tmpPtr=calloc(strSize+1, 1);
+ strcpy((char*)tmpPtr, tmpStr);
+
+ arguments[i]=tmpPtr;
+ argsPacSize += getPackSize( strSize );
+
+ DBG_LOG(" String,size:");
+ DBG_LOG(strSize);
+ DBG_LOG(" packsize:");
+ DBG_LOG(getPackSize( strSize ));
+ DBG_LOG(" :");
+ DBG_LOG((char *)tmpPtr);
+
+ break;
#endif
-
+
}
-
+
}
+#endif
DBG_LOGLN("");
DBG_LOGLN("");
return 0;
@@ -254,70 +221,58 @@ int16_t OSCMessage::setOSCMessage( const char *_address ,char *types , ... ){
int16_t OSCMessage::setOSCAddress(const char *_address){
oscAdrSize=(uint16_t)strlen(_address);
-
+
if( oscAdrSize > kMaxOSCAdrCharactor ){
DBG_LOGLN("set OSC max OSC Adr err");
flush();
return 1;
}
-
- if(oscAddress!=NULL) free(oscAddress);
-
- oscAddress=(char*)calloc(1,oscAdrSize+1);
- strcpy(oscAddress,_address);
-
+
+ oscAddress = _address;
oscAdrPacSize=getPackSize(oscAdrSize);
-
+
DBG_LOG("set OSC Adr:");
DBG_LOG(oscAddress);
DBG_LOG(" size:");
DBG_LOG(oscAdrSize);
DBG_LOG(" packsize:");
DBG_LOGLN(oscAdrPacSize);
-
+
return 0;
}
-char *OSCMessage::getOSCAddress(){
+
+const char* OSCMessage::getOSCAddress(){
return oscAddress;
}
-
-
-int16_t OSCMessage::setTypeTags(const char *_tags ){
-
- uint8_t maxErr=0;
-
+int16_t OSCMessage::setTypeTags(const char *_tags )
+{
argsNum=(uint16_t)strlen(_tags);
-
+
if(argsNum > kMaxAugument){
DBG_LOGLN("set tags max arg err");
flush();
return 1;
}
-
+
typeTagSize = argsNum+1;
-
- if(typeTag!=NULL) free(typeTag);
- typeTag=(char*)calloc(1,argsNum+1);
- strcpy(typeTag,_tags);
-
+ typeTag = _tags;
typeTagPacSize=getPackSize(typeTagSize);
-
argsNum=typeTagSize;
-
-
+
+
DBG_LOG("set TypeTag:");
DBG_LOG(typeTag);
DBG_LOG(" size:");
DBG_LOG(typeTagSize);
DBG_LOG(" packsize:");
DBG_LOGLN(typeTagPacSize);
-
+
return 0;
}
-char * OSCMessage::getTypeTags(){
+const char* OSCMessage::getTypeTags(){
return typeTag;
}
@@ -331,56 +286,54 @@ int16_t OSCMessage::getArgsNum(){
return argsNum;
}
+void OSCMessage::getRaw(uint16_t _index, void* ptr)
+{
+ const uint8_t* source = &(argStart[_index * 4]);
+ uint8_t* dest = (uint8_t*) ptr;
+ *(dest+3) = source[0];
+ *(dest+2) = source[1];
+ *(dest+1) = source[2];
+ *(dest+0) = source[3];
+}
-int32_t OSCMessage::getInteger32(uint16_t _index){
-
- int32_t *value;
- if(_index > argsNum) _index=argsNum-1;
- value = (int32_t *)arguments[_index];
-
- return *value;
-
+int32_t OSCMessage::getInteger32(uint16_t _index)
+{
+ int32_t ret;
+ getRaw(_index, &ret);
+ return ret;
}
#ifdef _USE_FLOAT_
-float OSCMessage::getFloat(uint16_t _index){
-
- float *value;
- if(_index > argsNum) _index=argsNum-1;
- value = (float *)arguments[_index];
-
- return *value;
-
-
+float OSCMessage::getFloat(uint16_t _index)
+{
+ float ret;
+ getRaw(_index, &ret);
+ return ret;
}
#endif
#ifdef _USE_STRING_
char * OSCMessage::getString(uint16_t _index){
-
+
if(_index > argsNum) _index=argsNum-1;
-
+
return (char *)arguments[_index];
-
+
}
#endif
uint16_t OSCMessage::getAllPackSize(){
-
+
return oscAdrPacSize+typeTagPacSize+argsPacSize;
}
uint16_t OSCMessage::getStrPackSize(const char* data){
-
+
return getPackSize(strlen(data));
}
uint16_t OSCMessage::getPackSize(uint16_t size){
-
+
return (size+4)&0xfffc;
}
-
-
-
-
diff --git a/Libraries/OSC/OSCMessage.h b/Libraries/OSC/OSCMessage.h
index 2660b91..052fe9f 100644
--- a/Libraries/OSC/OSCMessage.h
+++ b/Libraries/OSC/OSCMessage.h
@@ -1,88 +1,57 @@
/*
-
+
ArdOSC - OSC Library for Arduino.
-
+
-------- Lisence -----------------------------------------------------------
-
+
ArdOSC
-
- The MIT License
-
- Copyright (c) 2009 - 2010 recotana( http://recotana.com ) All right reserved
-
- */
+ The MIT License
+ Copyright (c) 2009 - 2010 recotana( http://recotana.com ) All right reserved
+ */
#ifndef OSCMessage_h
#define OSCMessage_h
-
#include "OSCcommon.h"
-
-class OSCMessage{
-
-private:
-
- uint16_t allPackSize; //
- char *oscAddress; // "/ard"
- uint16_t oscAdrSize; // "/ard" ->4
- uint16_t oscAdrPacSize; // "/ard\0\0\0\0" ->8
-
- char *typeTag; // "iif"
- uint16_t typeTagSize; // ",iif" -> 4
- uint16_t typeTagPacSize; // ",iif\0\0\0\0" -> 8
-
-
- void **arguments;
- uint16_t argsNum; // "iif" -> 3
- uint16_t argsPacSize; // "iif" -> 4 + 4 + 4 = 12
-
- uint8_t ipAddress[4]; //{192,168,0,10}
- uint16_t portNumber; //10000
-
+class OSCMessage
+{
public:
-
-
-
OSCMessage();
OSCMessage(const char *_oscAddress);
~OSCMessage();
void flush();
-
-
+
uint16_t getAllPackSize();
uint16_t getStrPackSize(const char* data);
- uint16_t getPackSize(uint16_t size);
-
-
-
+ static uint16_t getPackSize(uint16_t size);
+
void setAddress(uint8_t *_ip , uint16_t _port);
-
- void setIpAddress( uint8_t *_ip );
+
+ void setIpAddress( uint8_t *_ip );
void setIpAddress( uint8_t _ip1, uint8_t _ip2, uint8_t _ip3, uint8_t _ip4);
-
+
uint8_t *getIpAddress();
void setPortNumber(uint16_t _port);
uint16_t getPortNumber();
-
+
int16_t setOSCMessage( const char *_address ,char *types , ... );
int16_t getArgsNum();
-
+
int16_t setOSCAddress(const char *_address);
- char *getOSCAddress();
-
+ const char* getOSCAddress();
+ uint16_t getOSCAddressLen() { return oscAdrSize; }
+
int16_t setTypeTags(const char *_tags);
- char *getTypeTags();
- char getTypeTag(uint16_t _index);
-
-
-
+ const char* getTypeTags();
+ char getTypeTag(uint16_t _index);
+
int32_t getInteger32(uint16_t _index);
-
+
#ifdef _USE_FLOAT_
float getFloat(uint16_t _index);
#endif
@@ -90,15 +59,29 @@ public:
#ifdef _USE_STRING_
char *getString(uint16_t _index);
#endif
-
-
-
+
friend class OSCServer;
friend class OSCClient;
friend class OSCDecoder;
friend class OSCEncoder;
-
-};
+private:
+ uint16_t allPackSize; //
+ const char* oscAddress; // "/ard"
+ uint16_t oscAdrSize; // "/ard" ->4
+ uint16_t oscAdrPacSize; // "/ard\0\0\0\0" ->8
+
+ const char* typeTag; // "iif"
+ uint16_t typeTagSize; // ",iif" -> 4
+ uint16_t typeTagPacSize; // ",iif\0\0\0\0" -> 8
+
+ const uint8_t* argStart;
+ uint16_t argsNum; // "iif" -> 3
+ uint16_t argsPacSize; // "iif" -> 4 + 4 + 4 = 12
+ uint8_t ipAddress[4]; //{192,168,0,10}
+ uint16_t portNumber; //10000
+
+ void getRaw(uint16_t _index, void* ptr);
+};
#endif
diff --git a/Libraries/OSC/OSCcommon.h b/Libraries/OSC/OSCcommon.h
index 443cf86..a4745e7 100644
--- a/Libraries/OSC/OSCcommon.h
+++ b/Libraries/OSC/OSCcommon.h
@@ -1,16 +1,16 @@
/*
-
+
ArdOSC - OSC Library for Arduino.
-
+
-------- Lisence -----------------------------------------------------------
-
+
ArdOSC
-
+
The MIT License
-
+
Copyright (c) 2009 - 2010 recotana( http://recotana.com ) All right reserved
-
- */
+
+ */
@@ -22,7 +22,7 @@
//#define _DEBUG_
#define _USE_FLOAT_
-#define _USE_STRING_
+//#define _USE_STRING_
@@ -50,11 +50,11 @@ extern "C" {
#define DBG_LOG(...) Serial.print(__VA_ARGS__)
#else
-#define DBG_LOGLN
-#define DBG_LOG
+#define DBG_LOGLN(...)
+#define DBG_LOG(...)
#endif
-#endif \ No newline at end of file
+#endif
diff --git a/Libraries/WiShield/WiShield.cpp b/Libraries/WiShield/WiShield.cpp
index 2e61afa..4488a67 100644
--- a/Libraries/WiShield/WiShield.cpp
+++ b/Libraries/WiShield/WiShield.cpp
@@ -41,12 +41,13 @@ extern "C" {
#include "spi.h"
void stack_init(void);
void stack_process(void);
+ void stack_send_udp(void);
}
#include "WProgram.h"
#include "WiShield.h"
-void WiShield::init()
+void WiShield::init(int async)
{
zg_init();
@@ -61,11 +62,26 @@ void WiShield::init()
PCMSK0 |= (1<<PCINT0);
#endif
- while(zg_get_conn_state() != 1) {
- zg_drv_process();
- }
+ if (async == 0)
+ {
+ while(zg_get_conn_state() != 1) {
+ zg_drv_process();
+ }
- stack_init();
+ stack_init();
+ }
+}
+
+int WiShield::continueInit()
+{
+ if (zg_get_conn_state() != 1)
+ {
+ zg_drv_process();
+ return 0;
+ } else {
+ stack_init();
+ return 1;
+ }
}
void WiShield::run()
@@ -74,6 +90,12 @@ void WiShield::run()
zg_drv_process();
}
+void WiShield::sendUdp()
+{
+ stack_send_udp();
+ zg_drv_process();
+}
+
#if defined USE_DIG8_INTR && !defined APP_WISERVER
// PCINT0 interrupt vector
ISR(PCINT0_vect)
diff --git a/Libraries/WiShield/WiShield.h b/Libraries/WiShield/WiShield.h
index 85d6648..51e143b 100644
--- a/Libraries/WiShield/WiShield.h
+++ b/Libraries/WiShield/WiShield.h
@@ -44,8 +44,10 @@ extern "C" {
class WiShield {
public:
- void init();
+ void init(int async);
+ int continueInit();
void run();
+ void sendUdp();
};
extern WiShield WiFi;
diff --git a/Libraries/WiShield/config.h b/Libraries/WiShield/config.h
index 2897503..d3adab9 100644
--- a/Libraries/WiShield/config.h
+++ b/Libraries/WiShield/config.h
@@ -41,15 +41,14 @@
extern U8 local_ip[];
extern U8 gateway_ip[];
extern U8 subnet_mask[];
-extern const prog_char ssid[];
-extern U8 ssid_len;
-extern const prog_char security_passphrase[];
-extern U8 security_passphrase_len;
+
+extern void return_ssid(U8* ssid, U8* ssid_len);
+extern void return_passphrase(U8* passphare, U8* passsphrase_len);
+extern void return_wepkeys(U8* keys);
+
extern U8 security_type;
extern U8 wireless_mode;
-extern prog_uchar wep_keys[];
-
extern const prog_char webpage[];
extern const prog_char twitter[];
extern unsigned char mfg_id[4];
diff --git a/Libraries/WiShield/g2100.c b/Libraries/WiShield/g2100.c
index a721d87..e420f1c 100644
--- a/Libraries/WiShield/g2100.c
+++ b/Libraries/WiShield/g2100.c
@@ -77,9 +77,6 @@ void zg_init()
zg_interrupt2_reg();
zg_interrupt_reg(0xff, 0);
zg_interrupt_reg(0x80|0x40, 1);
-
- ssid_len = (U8)strlen_P(ssid);
- security_passphrase_len = (U8)strlen_P(security_passphrase);
}
void spi_transfer(volatile U8* buf, U16 len, U8 toggle_cs)
@@ -339,10 +336,10 @@ void zg_write_wep_key(U8* cmd_buf)
cmd->slot = 3; // WEP key slot
cmd->keyLen = 13; // Key length: 5 bytes (64-bit WEP); 13 bytes (128-bit WEP)
cmd->defID = 0; // Default key ID: Key 0, 1, 2, 3
- cmd->ssidLen = ssid_len;
memset(cmd->ssid, 0x00, 32);
- memcpy_P(cmd->ssid, ssid, ssid_len);
- memcpy_P(cmd->key, wep_keys, ZG_MAX_ENCRYPTION_KEYS * ZG_MAX_ENCRYPTION_KEY_SIZE);
+
+ return_ssid(cmd->ssid, &cmd->ssidLen);
+ return_wepkeys(cmd->key);
return;
}
@@ -352,13 +349,13 @@ static void zg_calc_psk_key(U8* cmd_buf)
zg_psk_calc_req_t* cmd = (zg_psk_calc_req_t*)cmd_buf;
cmd->configBits = 0;
- cmd->phraseLen = security_passphrase_len;
- cmd->ssidLen = ssid_len;
cmd->reserved = 0;
+
memset(cmd->ssid, 0x00, 32);
- memcpy_P(cmd->ssid, ssid, ssid_len);
memset(cmd->passPhrase, 0x00, 64);
- memcpy_P(cmd->passPhrase, security_passphrase, security_passphrase_len);
+
+ return_ssid(cmd->ssid, &cmd->ssidLen);
+ return_passphrase(cmd->passPhrase, &cmd->phraseLen);
return;
}
@@ -368,9 +365,9 @@ static void zg_write_psk_key(U8* cmd_buf)
zg_pmk_key_req_t* cmd = (zg_pmk_key_req_t*)cmd_buf;
cmd->slot = 0; // WPA/WPA2 PSK slot
- cmd->ssidLen = ssid_len;
memset(cmd->ssid, 0x00, 32);
- memcpy_P(cmd->ssid, ssid, cmd->ssidLen);
+ return_ssid(cmd->ssid, &cmd->ssidLen);
+
memcpy(cmd->keyData, wpa_psk_key, ZG_MAX_PMK_LEN);
return;
@@ -563,9 +560,8 @@ void zg_drv_process()
cmd->secType = security_type;
- cmd->ssidLen = ssid_len;
memset(cmd->ssid, 0, 32);
- memcpy_P(cmd->ssid, ssid, ssid_len);
+ return_ssid(cmd->ssid, &cmd->ssidLen);
// units of 100 milliseconds
cmd->sleepDuration = 0;
diff --git a/Libraries/WiShield/psock.c b/Libraries/WiShield/psock.c
index 731e8e0..0735fe7 100644
--- a/Libraries/WiShield/psock.c
+++ b/Libraries/WiShield/psock.c
@@ -308,7 +308,9 @@ PT_THREAD(psock_readbuf(register struct psock *psock))
do {
if(psock->readlen == 0) {
PT_WAIT_UNTIL(&psock->psockpt, psock_newdata(psock));
+#if 0
printf("Waited for newdata\n");
+#endif
psock->state = STATE_READ;
psock->readptr = (u8_t *)uip_appdata;
psock->readlen = uip_datalen();
diff --git a/Libraries/WiShield/stack.c b/Libraries/WiShield/stack.c
index 85675f5..e95ba25 100644
--- a/Libraries/WiShield/stack.c
+++ b/Libraries/WiShield/stack.c
@@ -159,7 +159,15 @@ void stack_process(void)
return;
}
+void stack_send_udp()
+{
+ uip_process(UIP_UDP_SEND_CONN);
+ uip_arp_out();
+ network_send();
+}
+
void uip_log(char *m)
{
+ // printf(m);
//TODO: Get debug information out here somehow, does anybody know a smart way to do that?
}
diff --git a/Libraries/WiShield/uip-conf.h b/Libraries/WiShield/uip-conf.h
index f35c895..6485416 100644
--- a/Libraries/WiShield/uip-conf.h
+++ b/Libraries/WiShield/uip-conf.h
@@ -135,7 +135,7 @@ typedef unsigned short uip_stats_t;
*
* \hideinitializer
*/
-#define UIP_CONF_UDP_CONNS 1
+#define UIP_CONF_UDP_CONNS 10
//Include app configuration
#include "apps-conf.h"
diff --git a/Libraries/WiShield/uip-neighbor.c b/Libraries/WiShield/uip-neighbor.c
index 739c03e..28f8956 100644
--- a/Libraries/WiShield/uip-neighbor.c
+++ b/Libraries/WiShield/uip-neighbor.c
@@ -87,10 +87,11 @@ uip_neighbor_add(uip_ipaddr_t ipaddr, struct uip_neighbor_addr *addr)
int i, oldest;
u8_t oldest_time;
+#if 0
printf("Adding neighbor with link address %02x:%02x:%02x:%02x:%02x:%02x\n",
addr->addr.addr[0], addr->addr.addr[1], addr->addr.addr[2], addr->addr.addr[3],
addr->addr.addr[4], addr->addr.addr[5]);
-
+#endif
/* Find the first unused entry or the oldest used entry. */
oldest_time = 0;
oldest = 0;
diff --git a/Libraries/WiShield/uip.c b/Libraries/WiShield/uip.c
index 6af0271..164bafe 100644
--- a/Libraries/WiShield/uip.c
+++ b/Libraries/WiShield/uip.c
@@ -32,7 +32,7 @@
*****************************************************************************/
-#define DEBUG_PRINTF(...) /*printf(__VA_ARGS__)*/
+#define DEBUG_PRINTF(...) /* printf(__VA_ARGS__) */
/**
* \defgroup uip The uIP TCP/IP stack
@@ -1149,7 +1149,8 @@ uip_process(u8_t flag)
udp_found:
if (uip_udp_conn->rport == 0) {
- uip_udp_conn->rport = UDPBUF->srcport;
+ uip_udp_conn->rport = UDPBUF->srcport;
+ uip_ipaddr_copy(uip_udp_conn->ripaddr, BUF->srcipaddr);
}
uip_conn = NULL;
uip_flags = UIP_NEWDATA;
@@ -1913,6 +1914,12 @@ htons(u16_t val)
{
return HTONS(val);
}
+
+void uip_udp_prep_buffer()
+{
+ uip_sappdata = uip_appdata = &uip_buf[UIP_LLH_LEN + UIP_IPUDPH_LEN];
+}
+
/*---------------------------------------------------------------------------*/
void
uip_send(const void *data, int len)
diff --git a/Libraries/WiShield/uip.h b/Libraries/WiShield/uip.h
index 9f2d843..4912ff0 100644
--- a/Libraries/WiShield/uip.h
+++ b/Libraries/WiShield/uip.h
@@ -1627,6 +1627,7 @@ u16_t uip_tcpchksum(void);
*/
u16_t uip_udpchksum(void);
+void uip_udp_prep_buffer();
#endif /* __UIP_H__ */
diff --git a/Libraries/arduino/HardwareSerial.cpp b/Libraries/arduino/HardwareSerial.cpp
new file mode 100644
index 0000000..e7ac21f
--- /dev/null
+++ b/Libraries/arduino/HardwareSerial.cpp
@@ -0,0 +1,236 @@
+/*
+ HardwareSerial.cpp - Hardware serial library for Wiring
+ Copyright (c) 2006 Nicholas Zambetti. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Modified 23 November 2006 by David A. Mellis
+*/
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <inttypes.h>
+#include "wiring.h"
+#include "wiring_private.h"
+
+#include "HardwareSerial.h"
+
+// Define constants and variables for buffering incoming serial data. We're
+// using a ring buffer (I think), in which rx_buffer_head is the index of the
+// location to which to write the next incoming character and rx_buffer_tail
+// is the index of the location from which to read.
+#define RX_BUFFER_SIZE 128
+
+struct ring_buffer {
+ unsigned char buffer[RX_BUFFER_SIZE];
+ int head;
+ int tail;
+};
+
+ring_buffer rx_buffer = { { 0 }, 0, 0 };
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+ring_buffer rx_buffer1 = { { 0 }, 0, 0 };
+ring_buffer rx_buffer2 = { { 0 }, 0, 0 };
+ring_buffer rx_buffer3 = { { 0 }, 0, 0 };
+#endif
+
+inline void store_char(unsigned char c, ring_buffer *rx_buffer)
+{
+ int i = (rx_buffer->head + 1) % RX_BUFFER_SIZE;
+
+ // if we should be storing the received character into the location
+ // just before the tail (meaning that the head would advance to the
+ // current location of the tail), we're about to overflow the buffer
+ // and so we don't write the character or advance the head.
+ if (i != rx_buffer->tail) {
+ rx_buffer->buffer[rx_buffer->head] = c;
+ rx_buffer->head = i;
+ }
+}
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+
+SIGNAL(SIG_USART0_RECV)
+{
+ unsigned char c = UDR0;
+ store_char(c, &rx_buffer);
+}
+
+SIGNAL(SIG_USART1_RECV)
+{
+ unsigned char c = UDR1;
+ store_char(c, &rx_buffer1);
+}
+
+SIGNAL(SIG_USART2_RECV)
+{
+ unsigned char c = UDR2;
+ store_char(c, &rx_buffer2);
+}
+
+SIGNAL(SIG_USART3_RECV)
+{
+ unsigned char c = UDR3;
+ store_char(c, &rx_buffer3);
+}
+
+#else
+
+#if defined(__AVR_ATmega8__)
+SIGNAL(SIG_UART_RECV)
+#else
+SIGNAL(USART_RX_vect)
+#endif
+{
+#if defined(__AVR_ATmega8__)
+ unsigned char c = UDR;
+#else
+ unsigned char c = UDR0;
+#endif
+ store_char(c, &rx_buffer);
+}
+
+#endif
+
+// Constructors ////////////////////////////////////////////////////////////////
+
+HardwareSerial::HardwareSerial(ring_buffer *rx_buffer,
+ volatile uint8_t *ubrrh, volatile uint8_t *ubrrl,
+ volatile uint8_t *ucsra, volatile uint8_t *ucsrb,
+ volatile uint8_t *udr,
+ uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udre, uint8_t u2x)
+{
+ _rx_buffer = rx_buffer;
+ _ubrrh = ubrrh;
+ _ubrrl = ubrrl;
+ _ucsra = ucsra;
+ _ucsrb = ucsrb;
+ _udr = udr;
+ _rxen = rxen;
+ _txen = txen;
+ _rxcie = rxcie;
+ _udre = udre;
+ _u2x = u2x;
+}
+
+// Public Methods //////////////////////////////////////////////////////////////
+
+void HardwareSerial::begin(long baud)
+{
+ uint16_t baud_setting;
+ bool use_u2x;
+
+ // U2X mode is needed for baud rates higher than (CPU Hz / 16)
+ if (baud > F_CPU / 16) {
+ use_u2x = true;
+ } else {
+ // figure out if U2X mode would allow for a better connection
+
+ // calculate the percent difference between the baud-rate specified and
+ // the real baud rate for both U2X and non-U2X mode (0-255 error percent)
+ uint8_t nonu2x_baud_error = abs((int)(255-((F_CPU/(16*(((F_CPU/8/baud-1)/2)+1))*255)/baud)));
+ uint8_t u2x_baud_error = abs((int)(255-((F_CPU/(8*(((F_CPU/4/baud-1)/2)+1))*255)/baud)));
+
+ // prefer non-U2X mode because it handles clock skew better
+ use_u2x = (nonu2x_baud_error > u2x_baud_error);
+ }
+
+ if (use_u2x) {
+ *_ucsra = 1 << _u2x;
+ baud_setting = (F_CPU / 4 / baud - 1) / 2;
+ } else {
+ *_ucsra = 0;
+ baud_setting = (F_CPU / 8 / baud - 1) / 2;
+ }
+
+ // assign the baud_setting, a.k.a. ubbr (USART Baud Rate Register)
+ *_ubrrh = baud_setting >> 8;
+ *_ubrrl = baud_setting;
+
+ sbi(*_ucsrb, _rxen);
+ sbi(*_ucsrb, _txen);
+ sbi(*_ucsrb, _rxcie);
+}
+
+void HardwareSerial::end()
+{
+ cbi(*_ucsrb, _rxen);
+ cbi(*_ucsrb, _txen);
+ cbi(*_ucsrb, _rxcie);
+}
+
+int HardwareSerial::available(void)
+{
+ return (RX_BUFFER_SIZE + _rx_buffer->head - _rx_buffer->tail) % RX_BUFFER_SIZE;
+}
+
+int HardwareSerial::peek(void)
+{
+ if (_rx_buffer->head == _rx_buffer->tail) {
+ return -1;
+ } else {
+ return _rx_buffer->buffer[_rx_buffer->tail];
+ }
+}
+
+int HardwareSerial::read(void)
+{
+ // if the head isn't ahead of the tail, we don't have any characters
+ if (_rx_buffer->head == _rx_buffer->tail) {
+ return -1;
+ } else {
+ unsigned char c = _rx_buffer->buffer[_rx_buffer->tail];
+ _rx_buffer->tail = (_rx_buffer->tail + 1) % RX_BUFFER_SIZE;
+ return c;
+ }
+}
+
+void HardwareSerial::flush()
+{
+ // don't reverse this or there may be problems if the RX interrupt
+ // occurs after reading the value of rx_buffer_head but before writing
+ // the value to rx_buffer_tail; the previous value of rx_buffer_head
+ // may be written to rx_buffer_tail, making it appear as if the buffer
+ // don't reverse this or there may be problems if the RX interrupt
+ // occurs after reading the value of rx_buffer_head but before writing
+ // the value to rx_buffer_tail; the previous value of rx_buffer_head
+ // may be written to rx_buffer_tail, making it appear as if the buffer
+ // were full, not empty.
+ _rx_buffer->head = _rx_buffer->tail;
+}
+
+void HardwareSerial::write(uint8_t c)
+{
+ while (!((*_ucsra) & (1 << _udre)))
+ ;
+
+ *_udr = c;
+}
+
+// Preinstantiate Objects //////////////////////////////////////////////////////
+
+#if defined(__AVR_ATmega8__)
+HardwareSerial Serial(&rx_buffer, &UBRRH, &UBRRL, &UCSRA, &UCSRB, &UDR, RXEN, TXEN, RXCIE, UDRE, U2X);
+#else
+HardwareSerial Serial(&rx_buffer, &UBRR0H, &UBRR0L, &UCSR0A, &UCSR0B, &UDR0, RXEN0, TXEN0, RXCIE0, UDRE0, U2X0);
+#endif
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+HardwareSerial Serial1(&rx_buffer1, &UBRR1H, &UBRR1L, &UCSR1A, &UCSR1B, &UDR1, RXEN1, TXEN1, RXCIE1, UDRE1, U2X1);
+HardwareSerial Serial2(&rx_buffer2, &UBRR2H, &UBRR2L, &UCSR2A, &UCSR2B, &UDR2, RXEN2, TXEN2, RXCIE2, UDRE2, U2X2);
+HardwareSerial Serial3(&rx_buffer3, &UBRR3H, &UBRR3L, &UCSR3A, &UCSR3B, &UDR3, RXEN3, TXEN3, RXCIE3, UDRE3, U2X3);
+#endif
diff --git a/Libraries/arduino/HardwareSerial.h b/Libraries/arduino/HardwareSerial.h
new file mode 100644
index 0000000..29898b9
--- /dev/null
+++ b/Libraries/arduino/HardwareSerial.h
@@ -0,0 +1,67 @@
+/*
+ HardwareSerial.h - Hardware serial library for Wiring
+ Copyright (c) 2006 Nicholas Zambetti. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#ifndef HardwareSerial_h
+#define HardwareSerial_h
+
+#include <inttypes.h>
+
+#include "Stream.h"
+
+struct ring_buffer;
+
+class HardwareSerial : public Stream
+{
+ private:
+ ring_buffer *_rx_buffer;
+ volatile uint8_t *_ubrrh;
+ volatile uint8_t *_ubrrl;
+ volatile uint8_t *_ucsra;
+ volatile uint8_t *_ucsrb;
+ volatile uint8_t *_udr;
+ uint8_t _rxen;
+ uint8_t _txen;
+ uint8_t _rxcie;
+ uint8_t _udre;
+ uint8_t _u2x;
+ public:
+ HardwareSerial(ring_buffer *rx_buffer,
+ volatile uint8_t *ubrrh, volatile uint8_t *ubrrl,
+ volatile uint8_t *ucsra, volatile uint8_t *ucsrb,
+ volatile uint8_t *udr,
+ uint8_t rxen, uint8_t txen, uint8_t rxcie, uint8_t udre, uint8_t u2x);
+ void begin(long);
+ void end();
+ virtual int available(void);
+ virtual int peek(void);
+ virtual int read(void);
+ virtual void flush(void);
+ virtual void write(uint8_t);
+ using Print::write; // pull in write(str) and write(buf, size) from Print
+};
+
+extern HardwareSerial Serial;
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+extern HardwareSerial Serial1;
+extern HardwareSerial Serial2;
+extern HardwareSerial Serial3;
+#endif
+
+#endif
diff --git a/Libraries/arduino/Print.cpp b/Libraries/arduino/Print.cpp
new file mode 100644
index 0000000..4ee556d
--- /dev/null
+++ b/Libraries/arduino/Print.cpp
@@ -0,0 +1,220 @@
+/*
+ Print.cpp - Base class that provides print() and println()
+ Copyright (c) 2008 David A. Mellis. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+ Modified 23 November 2006 by David A. Mellis
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <math.h>
+#include "wiring.h"
+
+#include "Print.h"
+
+// Public Methods //////////////////////////////////////////////////////////////
+
+/* default implementation: may be overridden */
+void Print::write(const char *str)
+{
+ while (*str)
+ write(*str++);
+}
+
+/* default implementation: may be overridden */
+void Print::write(const uint8_t *buffer, size_t size)
+{
+ while (size--)
+ write(*buffer++);
+}
+
+void Print::print(const String &s)
+{
+ for (int i = 0; i < s.length(); i++) {
+ write(s[i]);
+ }
+}
+
+void Print::print(const char str[])
+{
+ write(str);
+}
+
+void Print::print(char c, int base)
+{
+ print((long) c, base);
+}
+
+void Print::print(unsigned char b, int base)
+{
+ print((unsigned long) b, base);
+}
+
+void Print::print(int n, int base)
+{
+ print((long) n, base);
+}
+
+void Print::print(unsigned int n, int base)
+{
+ print((unsigned long) n, base);
+}
+
+void Print::print(long n, int base)
+{
+ if (base == 0) {
+ write(n);
+ } else if (base == 10) {
+ if (n < 0) {
+ print('-');
+ n = -n;
+ }
+ printNumber(n, 10);
+ } else {
+ printNumber(n, base);
+ }
+}
+
+void Print::print(unsigned long n, int base)
+{
+ if (base == 0) write(n);
+ else printNumber(n, base);
+}
+
+void Print::print(double n, int digits)
+{
+ printFloat(n, digits);
+}
+
+void Print::println(void)
+{
+ print('\r');
+ print('\n');
+}
+
+void Print::println(const String &s)
+{
+ print(s);
+ println();
+}
+
+void Print::println(const char c[])
+{
+ print(c);
+ println();
+}
+
+void Print::println(char c, int base)
+{
+ print(c, base);
+ println();
+}
+
+void Print::println(unsigned char b, int base)
+{
+ print(b, base);
+ println();
+}
+
+void Print::println(int n, int base)
+{
+ print(n, base);
+ println();
+}
+
+void Print::println(unsigned int n, int base)
+{
+ print(n, base);
+ println();
+}
+
+void Print::println(long n, int base)
+{
+ print(n, base);
+ println();
+}
+
+void Print::println(unsigned long n, int base)
+{
+ print(n, base);
+ println();
+}
+
+void Print::println(double n, int digits)
+{
+ print(n, digits);
+ println();
+}
+
+// Private Methods /////////////////////////////////////////////////////////////
+
+void Print::printNumber(unsigned long n, uint8_t base)
+{
+ unsigned char buf[8 * sizeof(long)]; // Assumes 8-bit chars.
+ unsigned long i = 0;
+
+ if (n == 0) {
+ print('0');
+ return;
+ }
+
+ while (n > 0) {
+ buf[i++] = n % base;
+ n /= base;
+ }
+
+ for (; i > 0; i--)
+ print((char) (buf[i - 1] < 10 ?
+ '0' + buf[i - 1] :
+ 'A' + buf[i - 1] - 10));
+}
+
+void Print::printFloat(double number, uint8_t digits)
+{
+ // Handle negative numbers
+ if (number < 0.0)
+ {
+ print('-');
+ number = -number;
+ }
+
+ // Round correctly so that print(1.999, 2) prints as "2.00"
+ double rounding = 0.5;
+ for (uint8_t i=0; i<digits; ++i)
+ rounding /= 10.0;
+
+ number += rounding;
+
+ // Extract the integer part of the number and print it
+ unsigned long int_part = (unsigned long)number;
+ double remainder = number - (double)int_part;
+ print(int_part);
+
+ // Print the decimal point, but only if there are digits beyond
+ if (digits > 0)
+ print(".");
+
+ // Extract digits from the remainder one at a time
+ while (digits-- > 0)
+ {
+ remainder *= 10.0;
+ int toPrint = int(remainder);
+ print(toPrint);
+ remainder -= toPrint;
+ }
+}
diff --git a/Libraries/arduino/Print.h b/Libraries/arduino/Print.h
new file mode 100644
index 0000000..b092ae5
--- /dev/null
+++ b/Libraries/arduino/Print.h
@@ -0,0 +1,66 @@
+/*
+ Print.h - Base class that provides print() and println()
+ Copyright (c) 2008 David A. Mellis. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#ifndef Print_h
+#define Print_h
+
+#include <inttypes.h>
+#include <stdio.h> // for size_t
+
+#include "WString.h"
+
+#define DEC 10
+#define HEX 16
+#define OCT 8
+#define BIN 2
+#define BYTE 0
+
+class Print
+{
+ private:
+ void printNumber(unsigned long, uint8_t);
+ void printFloat(double, uint8_t);
+ public:
+ virtual void write(uint8_t) = 0;
+ virtual void write(const char *str);
+ virtual void write(const uint8_t *buffer, size_t size);
+
+ void print(const String &);
+ void print(const char[]);
+ void print(char, int = BYTE);
+ void print(unsigned char, int = BYTE);
+ void print(int, int = DEC);
+ void print(unsigned int, int = DEC);
+ void print(long, int = DEC);
+ void print(unsigned long, int = DEC);
+ void print(double, int = 2);
+
+ void println(const String &s);
+ void println(const char[]);
+ void println(char, int = BYTE);
+ void println(unsigned char, int = BYTE);
+ void println(int, int = DEC);
+ void println(unsigned int, int = DEC);
+ void println(long, int = DEC);
+ void println(unsigned long, int = DEC);
+ void println(double, int = 2);
+ void println(void);
+};
+
+#endif
diff --git a/Libraries/arduino/Stream.h b/Libraries/arduino/Stream.h
new file mode 100644
index 0000000..c98759b
--- /dev/null
+++ b/Libraries/arduino/Stream.h
@@ -0,0 +1,34 @@
+/*
+ Stream.h - base class for character-based streams.
+ Copyright (c) 2010 David A. Mellis. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#ifndef Stream_h
+#define Stream_h
+
+#include <inttypes.h>
+#include "Print.h"
+
+class Stream : public Print
+{
+ public:
+ virtual int available() = 0;
+ virtual int read() = 0;
+ virtual void flush() = 0;
+};
+
+#endif
diff --git a/Libraries/arduino/Tone.cpp b/Libraries/arduino/Tone.cpp
new file mode 100644
index 0000000..e221ecf
--- /dev/null
+++ b/Libraries/arduino/Tone.cpp
@@ -0,0 +1,518 @@
+/* Tone.cpp
+
+ A Tone Generator Library
+
+ Written by Brett Hagman
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+Version Modified By Date Comments
+------- ----------- -------- --------
+0001 B Hagman 09/08/02 Initial coding
+0002 B Hagman 09/08/18 Multiple pins
+0003 B Hagman 09/08/18 Moved initialization from constructor to begin()
+0004 B Hagman 09/09/26 Fixed problems with ATmega8
+0005 B Hagman 09/11/23 Scanned prescalars for best fit on 8 bit timers
+ 09/11/25 Changed pin toggle method to XOR
+ 09/11/25 Fixed timer0 from being excluded
+0006 D Mellis 09/12/29 Replaced objects with functions
+
+*************************************************/
+
+#include <avr/interrupt.h>
+#include <avr/pgmspace.h>
+#include <wiring.h>
+#include <pins_arduino.h>
+
+#if defined(__AVR_ATmega8__)
+#define TCCR2A TCCR2
+#define TCCR2B TCCR2
+#define COM2A1 COM21
+#define COM2A0 COM20
+#define OCR2A OCR2
+#define TIMSK2 TIMSK
+#define OCIE2A OCIE2
+#define TIMER2_COMPA_vect TIMER2_COMP_vect
+#define TIMSK1 TIMSK
+#endif
+
+// timerx_toggle_count:
+// > 0 - duration specified
+// = 0 - stopped
+// < 0 - infinitely (until stop() method called, or new play() called)
+
+#if !defined(__AVR_ATmega8__)
+volatile long timer0_toggle_count;
+volatile uint8_t *timer0_pin_port;
+volatile uint8_t timer0_pin_mask;
+#endif
+
+volatile long timer1_toggle_count;
+volatile uint8_t *timer1_pin_port;
+volatile uint8_t timer1_pin_mask;
+volatile long timer2_toggle_count;
+volatile uint8_t *timer2_pin_port;
+volatile uint8_t timer2_pin_mask;
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+volatile long timer3_toggle_count;
+volatile uint8_t *timer3_pin_port;
+volatile uint8_t timer3_pin_mask;
+volatile long timer4_toggle_count;
+volatile uint8_t *timer4_pin_port;
+volatile uint8_t timer4_pin_mask;
+volatile long timer5_toggle_count;
+volatile uint8_t *timer5_pin_port;
+volatile uint8_t timer5_pin_mask;
+#endif
+
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+
+#define AVAILABLE_TONE_PINS 1
+
+const uint8_t PROGMEM tone_pin_to_timer_PGM[] = { 2 /*, 3, 4, 5, 1, 0 */ };
+static uint8_t tone_pins[AVAILABLE_TONE_PINS] = { 255 /*, 255, 255, 255, 255, 255 */ };
+
+#elif defined(__AVR_ATmega8__)
+
+#define AVAILABLE_TONE_PINS 1
+
+const uint8_t PROGMEM tone_pin_to_timer_PGM[] = { 2 /*, 1 */ };
+static uint8_t tone_pins[AVAILABLE_TONE_PINS] = { 255 /*, 255 */ };
+
+#else
+
+#define AVAILABLE_TONE_PINS 1
+
+// Leave timer 0 to last.
+const uint8_t PROGMEM tone_pin_to_timer_PGM[] = { 2 /*, 1, 0 */ };
+static uint8_t tone_pins[AVAILABLE_TONE_PINS] = { 255 /*, 255, 255 */ };
+
+#endif
+
+
+
+static int8_t toneBegin(uint8_t _pin)
+{
+ int8_t _timer = -1;
+
+ // if we're already using the pin, the timer should be configured.
+ for (int i = 0; i < AVAILABLE_TONE_PINS; i++) {
+ if (tone_pins[i] == _pin) {
+ return pgm_read_byte(tone_pin_to_timer_PGM + i);
+ }
+ }
+
+ // search for an unused timer.
+ for (int i = 0; i < AVAILABLE_TONE_PINS; i++) {
+ if (tone_pins[i] == 255) {
+ tone_pins[i] = _pin;
+ _timer = pgm_read_byte(tone_pin_to_timer_PGM + i);
+ break;
+ }
+ }
+
+ if (_timer != -1)
+ {
+ // Set timer specific stuff
+ // All timers in CTC mode
+ // 8 bit timers will require changing prescalar values,
+ // whereas 16 bit timers are set to either ck/1 or ck/64 prescalar
+ switch (_timer)
+ {
+#if !defined(__AVR_ATmega8__)
+ case 0:
+ // 8 bit timer
+ TCCR0A = 0;
+ TCCR0B = 0;
+ bitWrite(TCCR0A, WGM01, 1);
+ bitWrite(TCCR0B, CS00, 1);
+ timer0_pin_port = portOutputRegister(digitalPinToPort(_pin));
+ timer0_pin_mask = digitalPinToBitMask(_pin);
+ break;
+#endif
+
+ case 1:
+ // 16 bit timer
+ TCCR1A = 0;
+ TCCR1B = 0;
+ bitWrite(TCCR1B, WGM12, 1);
+ bitWrite(TCCR1B, CS10, 1);
+ timer1_pin_port = portOutputRegister(digitalPinToPort(_pin));
+ timer1_pin_mask = digitalPinToBitMask(_pin);
+ break;
+ case 2:
+ // 8 bit timer
+ TCCR2A = 0;
+ TCCR2B = 0;
+ bitWrite(TCCR2A, WGM21, 1);
+ bitWrite(TCCR2B, CS20, 1);
+ timer2_pin_port = portOutputRegister(digitalPinToPort(_pin));
+ timer2_pin_mask = digitalPinToBitMask(_pin);
+ break;
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+ case 3:
+ // 16 bit timer
+ TCCR3A = 0;
+ TCCR3B = 0;
+ bitWrite(TCCR3B, WGM32, 1);
+ bitWrite(TCCR3B, CS30, 1);
+ timer3_pin_port = portOutputRegister(digitalPinToPort(_pin));
+ timer3_pin_mask = digitalPinToBitMask(_pin);
+ break;
+ case 4:
+ // 16 bit timer
+ TCCR4A = 0;
+ TCCR4B = 0;
+ bitWrite(TCCR4B, WGM42, 1);
+ bitWrite(TCCR4B, CS40, 1);
+ timer4_pin_port = portOutputRegister(digitalPinToPort(_pin));
+ timer4_pin_mask = digitalPinToBitMask(_pin);
+ break;
+ case 5:
+ // 16 bit timer
+ TCCR5A = 0;
+ TCCR5B = 0;
+ bitWrite(TCCR5B, WGM52, 1);
+ bitWrite(TCCR5B, CS50, 1);
+ timer5_pin_port = portOutputRegister(digitalPinToPort(_pin));
+ timer5_pin_mask = digitalPinToBitMask(_pin);
+ break;
+#endif
+ }
+ }
+
+ return _timer;
+}
+
+
+
+// frequency (in hertz) and duration (in milliseconds).
+
+void tone(uint8_t _pin, unsigned int frequency, unsigned long duration)
+{
+ uint8_t prescalarbits = 0b001;
+ long toggle_count = 0;
+ uint32_t ocr = 0;
+ int8_t _timer;
+
+ _timer = toneBegin(_pin);
+
+ if (_timer >= 0)
+ {
+ // Set the pinMode as OUTPUT
+ pinMode(_pin, OUTPUT);
+
+ // if we are using an 8 bit timer, scan through prescalars to find the best fit
+ if (_timer == 0 || _timer == 2)
+ {
+ ocr = F_CPU / frequency / 2 - 1;
+ prescalarbits = 0b001; // ck/1: same for both timers
+ if (ocr > 255)
+ {
+ ocr = F_CPU / frequency / 2 / 8 - 1;
+ prescalarbits = 0b010; // ck/8: same for both timers
+
+ if (_timer == 2 && ocr > 255)
+ {
+ ocr = F_CPU / frequency / 2 / 32 - 1;
+ prescalarbits = 0b011;
+ }
+
+ if (ocr > 255)
+ {
+ ocr = F_CPU / frequency / 2 / 64 - 1;
+ prescalarbits = _timer == 0 ? 0b011 : 0b100;
+
+ if (_timer == 2 && ocr > 255)
+ {
+ ocr = F_CPU / frequency / 2 / 128 - 1;
+ prescalarbits = 0b101;
+ }
+
+ if (ocr > 255)
+ {
+ ocr = F_CPU / frequency / 2 / 256 - 1;
+ prescalarbits = _timer == 0 ? 0b100 : 0b110;
+ if (ocr > 255)
+ {
+ // can't do any better than /1024
+ ocr = F_CPU / frequency / 2 / 1024 - 1;
+ prescalarbits = _timer == 0 ? 0b101 : 0b111;
+ }
+ }
+ }
+ }
+
+#if !defined(__AVR_ATmega8__)
+ if (_timer == 0)
+ TCCR0B = prescalarbits;
+ else
+#endif
+ TCCR2B = prescalarbits;
+ }
+ else
+ {
+ // two choices for the 16 bit timers: ck/1 or ck/64
+ ocr = F_CPU / frequency / 2 - 1;
+
+ prescalarbits = 0b001;
+ if (ocr > 0xffff)
+ {
+ ocr = F_CPU / frequency / 2 / 64 - 1;
+ prescalarbits = 0b011;
+ }
+
+ if (_timer == 1)
+ TCCR1B = (TCCR1B & 0b11111000) | prescalarbits;
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+ else if (_timer == 3)
+ TCCR3B = (TCCR3B & 0b11111000) | prescalarbits;
+ else if (_timer == 4)
+ TCCR4B = (TCCR4B & 0b11111000) | prescalarbits;
+ else if (_timer == 5)
+ TCCR5B = (TCCR5B & 0b11111000) | prescalarbits;
+#endif
+
+ }
+
+
+ // Calculate the toggle count
+ if (duration > 0)
+ {
+ toggle_count = 2 * frequency * duration / 1000;
+ }
+ else
+ {
+ toggle_count = -1;
+ }
+
+ // Set the OCR for the given timer,
+ // set the toggle count,
+ // then turn on the interrupts
+ switch (_timer)
+ {
+
+#if !defined(__AVR_ATmega8__)
+ case 0:
+ OCR0A = ocr;
+ timer0_toggle_count = toggle_count;
+ bitWrite(TIMSK0, OCIE0A, 1);
+ break;
+#endif
+
+ case 1:
+ OCR1A = ocr;
+ timer1_toggle_count = toggle_count;
+ bitWrite(TIMSK1, OCIE1A, 1);
+ break;
+ case 2:
+ OCR2A = ocr;
+ timer2_toggle_count = toggle_count;
+ bitWrite(TIMSK2, OCIE2A, 1);
+ break;
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+ case 3:
+ OCR3A = ocr;
+ timer3_toggle_count = toggle_count;
+ bitWrite(TIMSK3, OCIE3A, 1);
+ break;
+ case 4:
+ OCR4A = ocr;
+ timer4_toggle_count = toggle_count;
+ bitWrite(TIMSK4, OCIE4A, 1);
+ break;
+ case 5:
+ OCR5A = ocr;
+ timer5_toggle_count = toggle_count;
+ bitWrite(TIMSK5, OCIE5A, 1);
+ break;
+#endif
+
+ }
+ }
+}
+
+
+// XXX: this function only works properly for timer 2 (the only one we use
+// currently). for the others, it should end the tone, but won't restore
+// proper PWM functionality for the timer.
+void disableTimer(uint8_t _timer)
+{
+ switch (_timer)
+ {
+#if !defined(__AVR_ATmega8__)
+ case 0:
+ TIMSK0 = 0;
+ break;
+#endif
+ case 1:
+ bitWrite(TIMSK1, OCIE1A, 0);
+ break;
+ case 2:
+ bitWrite(TIMSK2, OCIE2A, 0); // disable interrupt
+ TCCR2A = (1 << WGM20);
+ TCCR2B = (TCCR2B & 0b11111000) | (1 << CS22);
+ OCR2A = 0;
+ break;
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+ case 3:
+ TIMSK3 = 0;
+ break;
+ case 4:
+ TIMSK4 = 0;
+ break;
+ case 5:
+ TIMSK5 = 0;
+ break;
+#endif
+ }
+}
+
+
+void noTone(uint8_t _pin)
+{
+ int8_t _timer = -1;
+
+ for (int i = 0; i < AVAILABLE_TONE_PINS; i++) {
+ if (tone_pins[i] == _pin) {
+ _timer = pgm_read_byte(tone_pin_to_timer_PGM + i);
+ tone_pins[i] = 255;
+ }
+ }
+
+ disableTimer(_timer);
+
+ digitalWrite(_pin, 0);
+}
+
+#if 0
+#if !defined(__AVR_ATmega8__)
+ISR(TIMER0_COMPA_vect)
+{
+ if (timer0_toggle_count != 0)
+ {
+ // toggle the pin
+ *timer0_pin_port ^= timer0_pin_mask;
+
+ if (timer0_toggle_count > 0)
+ timer0_toggle_count--;
+ }
+ else
+ {
+ disableTimer(0);
+ *timer0_pin_port &= ~(timer0_pin_mask); // keep pin low after stop
+ }
+}
+#endif
+
+
+ISR(TIMER1_COMPA_vect)
+{
+ if (timer1_toggle_count != 0)
+ {
+ // toggle the pin
+ *timer1_pin_port ^= timer1_pin_mask;
+
+ if (timer1_toggle_count > 0)
+ timer1_toggle_count--;
+ }
+ else
+ {
+ disableTimer(1);
+ *timer1_pin_port &= ~(timer1_pin_mask); // keep pin low after stop
+ }
+}
+#endif
+
+
+ISR(TIMER2_COMPA_vect)
+{
+
+ if (timer2_toggle_count != 0)
+ {
+ // toggle the pin
+ *timer2_pin_port ^= timer2_pin_mask;
+
+ if (timer2_toggle_count > 0)
+ timer2_toggle_count--;
+ }
+ else
+ {
+ disableTimer(2);
+ *timer2_pin_port &= ~(timer2_pin_mask); // keep pin low after stop
+ }
+}
+
+
+
+//#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+#if 0
+
+ISR(TIMER3_COMPA_vect)
+{
+ if (timer3_toggle_count != 0)
+ {
+ // toggle the pin
+ *timer3_pin_port ^= timer3_pin_mask;
+
+ if (timer3_toggle_count > 0)
+ timer3_toggle_count--;
+ }
+ else
+ {
+ disableTimer(3);
+ *timer3_pin_port &= ~(timer3_pin_mask); // keep pin low after stop
+ }
+}
+
+ISR(TIMER4_COMPA_vect)
+{
+ if (timer4_toggle_count != 0)
+ {
+ // toggle the pin
+ *timer4_pin_port ^= timer4_pin_mask;
+
+ if (timer4_toggle_count > 0)
+ timer4_toggle_count--;
+ }
+ else
+ {
+ disableTimer(4);
+ *timer4_pin_port &= ~(timer4_pin_mask); // keep pin low after stop
+ }
+}
+
+ISR(TIMER5_COMPA_vect)
+{
+ if (timer5_toggle_count != 0)
+ {
+ // toggle the pin
+ *timer5_pin_port ^= timer5_pin_mask;
+
+ if (timer5_toggle_count > 0)
+ timer5_toggle_count--;
+ }
+ else
+ {
+ disableTimer(5);
+ *timer5_pin_port &= ~(timer5_pin_mask); // keep pin low after stop
+ }
+}
+
+#endif
diff --git a/Libraries/arduino/WConstants.h b/Libraries/arduino/WConstants.h
new file mode 100644
index 0000000..3e19ac4
--- /dev/null
+++ b/Libraries/arduino/WConstants.h
@@ -0,0 +1 @@
+#include "wiring.h"
diff --git a/Libraries/arduino/WInterrupts.c b/Libraries/arduino/WInterrupts.c
new file mode 100644
index 0000000..9c57411
--- /dev/null
+++ b/Libraries/arduino/WInterrupts.c
@@ -0,0 +1,215 @@
+/* -*- mode: jde; c-basic-offset: 2; indent-tabs-mode: nil -*- */
+
+/*
+ Part of the Wiring project - http://wiring.uniandes.edu.co
+
+ Copyright (c) 2004-05 Hernando Barragan
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ Modified 24 November 2006 by David A. Mellis
+*/
+
+#include <inttypes.h>
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include <avr/pgmspace.h>
+#include <stdio.h>
+
+#include "WConstants.h"
+#include "wiring_private.h"
+
+volatile static voidFuncPtr intFunc[EXTERNAL_NUM_INTERRUPTS];
+// volatile static voidFuncPtr twiIntFunc;
+
+#if defined(__AVR_ATmega8__)
+#define EICRA MCUCR
+#define EIMSK GICR
+#endif
+
+void attachInterrupt(uint8_t interruptNum, void (*userFunc)(void), int mode) {
+ if(interruptNum < EXTERNAL_NUM_INTERRUPTS) {
+ intFunc[interruptNum] = userFunc;
+
+ // Configure the interrupt mode (trigger on low input, any change, rising
+ // edge, or falling edge). The mode constants were chosen to correspond
+ // to the configuration bits in the hardware register, so we simply shift
+ // the mode into place.
+
+ // Enable the interrupt.
+
+ switch (interruptNum) {
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+ case 2:
+ EICRA = (EICRA & ~((1 << ISC00) | (1 << ISC01))) | (mode << ISC00);
+ EIMSK |= (1 << INT0);
+ break;
+ case 3:
+ EICRA = (EICRA & ~((1 << ISC10) | (1 << ISC11))) | (mode << ISC10);
+ EIMSK |= (1 << INT1);
+ break;
+ case 4:
+ EICRA = (EICRA & ~((1 << ISC20) | (1 << ISC21))) | (mode << ISC20);
+ EIMSK |= (1 << INT2);
+ break;
+ case 5:
+ EICRA = (EICRA & ~((1 << ISC30) | (1 << ISC31))) | (mode << ISC30);
+ EIMSK |= (1 << INT3);
+ break;
+ case 0:
+ EICRB = (EICRB & ~((1 << ISC40) | (1 << ISC41))) | (mode << ISC40);
+ EIMSK |= (1 << INT4);
+ break;
+ case 1:
+ EICRB = (EICRB & ~((1 << ISC50) | (1 << ISC51))) | (mode << ISC50);
+ EIMSK |= (1 << INT5);
+ break;
+ case 6:
+ EICRB = (EICRB & ~((1 << ISC60) | (1 << ISC61))) | (mode << ISC60);
+ EIMSK |= (1 << INT6);
+ break;
+ case 7:
+ EICRB = (EICRB & ~((1 << ISC70) | (1 << ISC71))) | (mode << ISC70);
+ EIMSK |= (1 << INT7);
+ break;
+#else
+ case 0:
+ EICRA = (EICRA & ~((1 << ISC00) | (1 << ISC01))) | (mode << ISC00);
+ EIMSK |= (1 << INT0);
+ break;
+ case 1:
+ EICRA = (EICRA & ~((1 << ISC10) | (1 << ISC11))) | (mode << ISC10);
+ EIMSK |= (1 << INT1);
+ break;
+#endif
+ }
+ }
+}
+
+void detachInterrupt(uint8_t interruptNum) {
+ if(interruptNum < EXTERNAL_NUM_INTERRUPTS) {
+ // Disable the interrupt. (We can't assume that interruptNum is equal
+ // to the number of the EIMSK bit to clear, as this isn't true on the
+ // ATmega8. There, INT0 is 6 and INT1 is 7.)
+ switch (interruptNum) {
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+ case 2:
+ EIMSK &= ~(1 << INT0);
+ break;
+ case 3:
+ EIMSK &= ~(1 << INT1);
+ break;
+ case 4:
+ EIMSK &= ~(1 << INT2);
+ break;
+ case 5:
+ EIMSK &= ~(1 << INT3);
+ break;
+ case 0:
+ EIMSK &= ~(1 << INT4);
+ break;
+ case 1:
+ EIMSK &= ~(1 << INT5);
+ break;
+ case 6:
+ EIMSK &= ~(1 << INT6);
+ break;
+ case 7:
+ EIMSK &= ~(1 << INT7);
+ break;
+#else
+ case 0:
+ EIMSK &= ~(1 << INT0);
+ break;
+ case 1:
+ EIMSK &= ~(1 << INT1);
+ break;
+#endif
+ }
+
+ intFunc[interruptNum] = 0;
+ }
+}
+
+/*
+void attachInterruptTwi(void (*userFunc)(void) ) {
+ twiIntFunc = userFunc;
+}
+*/
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+
+SIGNAL(INT0_vect) {
+ if(intFunc[EXTERNAL_INT_2])
+ intFunc[EXTERNAL_INT_2]();
+}
+
+SIGNAL(INT1_vect) {
+ if(intFunc[EXTERNAL_INT_3])
+ intFunc[EXTERNAL_INT_3]();
+}
+
+SIGNAL(INT2_vect) {
+ if(intFunc[EXTERNAL_INT_4])
+ intFunc[EXTERNAL_INT_4]();
+}
+
+SIGNAL(INT3_vect) {
+ if(intFunc[EXTERNAL_INT_5])
+ intFunc[EXTERNAL_INT_5]();
+}
+
+SIGNAL(INT4_vect) {
+ if(intFunc[EXTERNAL_INT_0])
+ intFunc[EXTERNAL_INT_0]();
+}
+
+SIGNAL(INT5_vect) {
+ if(intFunc[EXTERNAL_INT_1])
+ intFunc[EXTERNAL_INT_1]();
+}
+
+SIGNAL(INT6_vect) {
+ if(intFunc[EXTERNAL_INT_6])
+ intFunc[EXTERNAL_INT_6]();
+}
+
+SIGNAL(INT7_vect) {
+ if(intFunc[EXTERNAL_INT_7])
+ intFunc[EXTERNAL_INT_7]();
+}
+
+#else
+
+SIGNAL(INT0_vect) {
+ if(intFunc[EXTERNAL_INT_0])
+ intFunc[EXTERNAL_INT_0]();
+}
+
+SIGNAL(INT1_vect) {
+ if(intFunc[EXTERNAL_INT_1])
+ intFunc[EXTERNAL_INT_1]();
+}
+
+#endif
+
+/*
+SIGNAL(SIG_2WIRE_SERIAL) {
+ if(twiIntFunc)
+ twiIntFunc();
+}
+*/
+
diff --git a/Libraries/arduino/WMath.cpp b/Libraries/arduino/WMath.cpp
new file mode 100644
index 0000000..2120c4c
--- /dev/null
+++ b/Libraries/arduino/WMath.cpp
@@ -0,0 +1,60 @@
+/* -*- mode: jde; c-basic-offset: 2; indent-tabs-mode: nil -*- */
+
+/*
+ Part of the Wiring project - http://wiring.org.co
+ Copyright (c) 2004-06 Hernando Barragan
+ Modified 13 August 2006, David A. Mellis for Arduino - http://www.arduino.cc/
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ $Id$
+*/
+
+extern "C" {
+ #include "stdlib.h"
+}
+
+void randomSeed(unsigned int seed)
+{
+ if (seed != 0) {
+ srandom(seed);
+ }
+}
+
+long random(long howbig)
+{
+ if (howbig == 0) {
+ return 0;
+ }
+ return random() % howbig;
+}
+
+long random(long howsmall, long howbig)
+{
+ if (howsmall >= howbig) {
+ return howsmall;
+ }
+ long diff = howbig - howsmall;
+ return random(diff) + howsmall;
+}
+
+long map(long x, long in_min, long in_max, long out_min, long out_max)
+{
+ return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
+}
+
+unsigned int makeWord(unsigned int w) { return w; }
+unsigned int makeWord(unsigned char h, unsigned char l) { return (h << 8) | l; } \ No newline at end of file
diff --git a/Libraries/arduino/WProgram.h b/Libraries/arduino/WProgram.h
new file mode 100644
index 0000000..5afecb4
--- /dev/null
+++ b/Libraries/arduino/WProgram.h
@@ -0,0 +1,62 @@
+#ifndef WProgram_h
+#define WProgram_h
+
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+
+#include <avr/interrupt.h>
+
+#include "wiring.h"
+
+#ifdef __cplusplus
+#include "WString.h"
+#include "HardwareSerial.h"
+
+uint16_t makeWord(uint16_t w);
+uint16_t makeWord(byte h, byte l);
+
+#define word(...) makeWord(__VA_ARGS__)
+
+unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout = 1000000L);
+
+void tone(uint8_t _pin, unsigned int frequency, unsigned long duration = 0);
+void noTone(uint8_t _pin);
+
+// WMath prototypes
+long random(long);
+long random(long, long);
+void randomSeed(unsigned int);
+long map(long, long, long, long, long);
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+const static uint8_t A0 = 54;
+const static uint8_t A1 = 55;
+const static uint8_t A2 = 56;
+const static uint8_t A3 = 57;
+const static uint8_t A4 = 58;
+const static uint8_t A5 = 59;
+const static uint8_t A6 = 60;
+const static uint8_t A7 = 61;
+const static uint8_t A8 = 62;
+const static uint8_t A9 = 63;
+const static uint8_t A10 = 64;
+const static uint8_t A11 = 65;
+const static uint8_t A12 = 66;
+const static uint8_t A13 = 67;
+const static uint8_t A14 = 68;
+const static uint8_t A15 = 69;
+#else
+const static uint8_t A0 = 14;
+const static uint8_t A1 = 15;
+const static uint8_t A2 = 16;
+const static uint8_t A3 = 17;
+const static uint8_t A4 = 18;
+const static uint8_t A5 = 19;
+const static uint8_t A6 = 20;
+const static uint8_t A7 = 21;
+#endif
+
+#endif
+
+#endif \ No newline at end of file
diff --git a/Libraries/arduino/WString.cpp b/Libraries/arduino/WString.cpp
new file mode 100644
index 0000000..2718956
--- /dev/null
+++ b/Libraries/arduino/WString.cpp
@@ -0,0 +1,436 @@
+/*
+ WString.cpp - String library for Wiring & Arduino
+ Copyright (c) 2009-10 Hernando Barragan. All rights reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#include <stdlib.h>
+#include "WProgram.h"
+#include "WString.h"
+
+
+String::String( const char *value )
+{
+ if ( value == NULL )
+ value = "";
+ getBuffer( _length = strlen( value ) );
+ if ( _buffer != NULL )
+ strcpy( _buffer, value );
+}
+
+String::String( const String &value )
+{
+ getBuffer( _length = value._length );
+ if ( _buffer != NULL )
+ strcpy( _buffer, value._buffer );
+}
+
+String::String( const char value )
+{
+ _length = 1;
+ getBuffer(1);
+ if ( _buffer != NULL ) {
+ _buffer[0] = value;
+ _buffer[1] = 0;
+ }
+}
+
+String::String( const unsigned char value )
+{
+ _length = 1;
+ getBuffer(1);
+ if ( _buffer != NULL) {
+ _buffer[0] = value;
+ _buffer[1] = 0;
+ }
+}
+
+String::String( const int value, const int base )
+{
+ char buf[33];
+ itoa((signed long)value, buf, base);
+ getBuffer( _length = strlen(buf) );
+ if ( _buffer != NULL )
+ strcpy( _buffer, buf );
+}
+
+String::String( const unsigned int value, const int base )
+{
+ char buf[33];
+ ultoa((unsigned long)value, buf, base);
+ getBuffer( _length = strlen(buf) );
+ if ( _buffer != NULL )
+ strcpy( _buffer, buf );
+}
+
+String::String( const long value, const int base )
+{
+ char buf[33];
+ ltoa(value, buf, base);
+ getBuffer( _length = strlen(buf) );
+ if ( _buffer != NULL )
+ strcpy( _buffer, buf );
+}
+
+String::String( const unsigned long value, const int base )
+{
+ char buf[33];
+ ultoa(value, buf, 10);
+ getBuffer( _length = strlen(buf) );
+ if ( _buffer != NULL )
+ strcpy( _buffer, buf );
+}
+
+char String::charAt( unsigned int loc ) const
+{
+ return operator[]( loc );
+}
+
+void String::setCharAt( unsigned int loc, const char aChar )
+{
+ if(_buffer == NULL) return;
+ if(_length > loc) {
+ _buffer[loc] = aChar;
+ }
+}
+
+int String::compareTo( const String &s2 ) const
+{
+ return strcmp( _buffer, s2._buffer );
+}
+
+const String & String::concat( const String &s2 )
+{
+ return (*this) += s2;
+}
+
+const String & String::operator=( const String &rhs )
+{
+ if ( this == &rhs )
+ return *this;
+
+ if ( rhs._length > _length )
+ {
+ free(_buffer);
+ getBuffer( rhs._length );
+ }
+
+ if ( _buffer != NULL ) {
+ _length = rhs._length;
+ strcpy( _buffer, rhs._buffer );
+ }
+ return *this;
+}
+
+//const String & String::operator+=( const char aChar )
+//{
+// if ( _length == _capacity )
+// doubleBuffer();
+//
+// _buffer[ _length++ ] = aChar;
+// _buffer[ _length ] = '\0';
+// return *this;
+//}
+
+const String & String::operator+=( const String &other )
+{
+ _length += other._length;
+ if ( _length > _capacity )
+ {
+ char *temp = _buffer;
+ getBuffer( _length );
+ if ( _buffer != NULL )
+ strcpy( _buffer, temp );
+ free(temp);
+ }
+ if ( _buffer != NULL )
+ strcat( _buffer, other._buffer );
+ return *this;
+}
+
+
+int String::operator==( const String &rhs ) const
+{
+ return ( _length == rhs._length && strcmp( _buffer, rhs._buffer ) == 0 );
+}
+
+int String::operator!=( const String &rhs ) const
+{
+ return ( _length != rhs.length() || strcmp( _buffer, rhs._buffer ) != 0 );
+}
+
+int String::operator<( const String &rhs ) const
+{
+ return strcmp( _buffer, rhs._buffer ) < 0;
+}
+
+int String::operator>( const String &rhs ) const
+{
+ return strcmp( _buffer, rhs._buffer ) > 0;
+}
+
+int String::operator<=( const String &rhs ) const
+{
+ return strcmp( _buffer, rhs._buffer ) <= 0;
+}
+
+int String::operator>=( const String & rhs ) const
+{
+ return strcmp( _buffer, rhs._buffer ) >= 0;
+}
+
+char & String::operator[]( unsigned int index )
+{
+ static char dummy_writable_char;
+ if (index >= _length || !_buffer) {
+ dummy_writable_char = 0;
+ return dummy_writable_char;
+ }
+ return _buffer[ index ];
+}
+
+char String::operator[]( unsigned int index ) const
+{
+ // need to check for valid index, to do later
+ return _buffer[ index ];
+}
+
+boolean String::endsWith( const String &s2 ) const
+{
+ if ( _length < s2._length )
+ return 0;
+
+ return strcmp( &_buffer[ _length - s2._length], s2._buffer ) == 0;
+}
+
+boolean String::equals( const String &s2 ) const
+{
+ return ( _length == s2._length && strcmp( _buffer,s2._buffer ) == 0 );
+}
+
+boolean String::equalsIgnoreCase( const String &s2 ) const
+{
+ if ( this == &s2 )
+ return true; //1;
+ else if ( _length != s2._length )
+ return false; //0;
+
+ return strcmp(toLowerCase()._buffer, s2.toLowerCase()._buffer) == 0;
+}
+
+String String::replace( char findChar, char replaceChar )
+{
+ if ( _buffer == NULL ) return *this;
+ String theReturn = _buffer;
+ char* temp = theReturn._buffer;
+ while( (temp = strchr( temp, findChar )) != 0 )
+ *temp = replaceChar;
+
+ return theReturn;
+}
+
+String String::replace( const String& match, const String& replace )
+{
+ if ( _buffer == NULL ) return *this;
+ String temp = _buffer, newString;
+
+ int loc;
+ while ( (loc = temp.indexOf( match )) != -1 )
+ {
+ newString += temp.substring( 0, loc );
+ newString += replace;
+ temp = temp.substring( loc + match._length );
+ }
+ newString += temp;
+ return newString;
+}
+
+int String::indexOf( char temp ) const
+{
+ return indexOf( temp, 0 );
+}
+
+int String::indexOf( char ch, unsigned int fromIndex ) const
+{
+ if ( fromIndex >= _length )
+ return -1;
+
+ const char* temp = strchr( &_buffer[fromIndex], ch );
+ if ( temp == NULL )
+ return -1;
+
+ return temp - _buffer;
+}
+
+int String::indexOf( const String &s2 ) const
+{
+ return indexOf( s2, 0 );
+}
+
+int String::indexOf( const String &s2, unsigned int fromIndex ) const
+{
+ if ( fromIndex >= _length )
+ return -1;
+
+ const char *theFind = strstr( &_buffer[ fromIndex ], s2._buffer );
+
+ if ( theFind == NULL )
+ return -1;
+
+ return theFind - _buffer; // pointer subtraction
+}
+
+int String::lastIndexOf( char theChar ) const
+{
+ return lastIndexOf( theChar, _length - 1 );
+}
+
+int String::lastIndexOf( char ch, unsigned int fromIndex ) const
+{
+ if ( fromIndex >= _length )
+ return -1;
+
+ char tempchar = _buffer[fromIndex + 1];
+ _buffer[fromIndex + 1] = '\0';
+ char* temp = strrchr( _buffer, ch );
+ _buffer[fromIndex + 1] = tempchar;
+
+ if ( temp == NULL )
+ return -1;
+
+ return temp - _buffer;
+}
+
+int String::lastIndexOf( const String &s2 ) const
+{
+ return lastIndexOf( s2, _length - s2._length );
+}
+
+int String::lastIndexOf( const String &s2, unsigned int fromIndex ) const
+{
+ // check for empty strings
+ if ( s2._length == 0 || s2._length - 1 > fromIndex || fromIndex >= _length )
+ return -1;
+
+ // matching first character
+ char temp = s2[ 0 ];
+
+ for ( int i = fromIndex; i >= 0; i-- )
+ {
+ if ( _buffer[ i ] == temp && (*this).substring( i, i + s2._length ).equals( s2 ) )
+ return i;
+ }
+ return -1;
+}
+
+boolean String::startsWith( const String &s2 ) const
+{
+ if ( _length < s2._length )
+ return 0;
+
+ return startsWith( s2, 0 );
+}
+
+boolean String::startsWith( const String &s2, unsigned int offset ) const
+{
+ if ( offset > _length - s2._length )
+ return 0;
+
+ return strncmp( &_buffer[offset], s2._buffer, s2._length ) == 0;
+}
+
+String String::substring( unsigned int left ) const
+{
+ return substring( left, _length );
+}
+
+String String::substring( unsigned int left, unsigned int right ) const
+{
+ if ( left > right )
+ {
+ int temp = right;
+ right = left;
+ left = temp;
+ }
+
+ if ( right > _length )
+ {
+ right = _length;
+ }
+
+ char temp = _buffer[ right ]; // save the replaced character
+ _buffer[ right ] = '\0';
+ String outPut = ( _buffer + left ); // pointer arithmetic
+ _buffer[ right ] = temp; //restore character
+ return outPut;
+}
+
+String String::toLowerCase() const
+{
+ String temp = _buffer;
+
+ for ( unsigned int i = 0; i < _length; i++ )
+ temp._buffer[ i ] = (char)tolower( temp._buffer[ i ] );
+ return temp;
+}
+
+String String::toUpperCase() const
+{
+ String temp = _buffer;
+
+ for ( unsigned int i = 0; i < _length; i++ )
+ temp._buffer[ i ] = (char)toupper( temp._buffer[ i ] );
+ return temp;
+}
+
+String String::trim() const
+{
+ if ( _buffer == NULL ) return *this;
+ String temp = _buffer;
+ unsigned int i,j;
+
+ for ( i = 0; i < _length; i++ )
+ {
+ if ( !isspace(_buffer[i]) )
+ break;
+ }
+
+ for ( j = temp._length - 1; j > i; j-- )
+ {
+ if ( !isspace(_buffer[j]) )
+ break;
+ }
+
+ return temp.substring( i, j + 1);
+}
+
+void String::getBytes(unsigned char *buf, unsigned int bufsize)
+{
+ if (!bufsize || !buf) return;
+ unsigned int len = bufsize - 1;
+ if (len > _length) len = _length;
+ strncpy((char *)buf, _buffer, len);
+ buf[len] = 0;
+}
+
+void String::toCharArray(char *buf, unsigned int bufsize)
+{
+ if (!bufsize || !buf) return;
+ unsigned int len = bufsize - 1;
+ if (len > _length) len = _length;
+ strncpy(buf, _buffer, len);
+ buf[len] = 0;
+}
diff --git a/Libraries/arduino/WString.h b/Libraries/arduino/WString.h
new file mode 100644
index 0000000..fb87c52
--- /dev/null
+++ b/Libraries/arduino/WString.h
@@ -0,0 +1,111 @@
+/*
+ WString.h - String library for Wiring & Arduino
+ Copyright (c) 2009-10 Hernando Barragan. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#ifndef String_h
+#define String_h
+
+//#include "WProgram.h"
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+
+class String
+{
+ public:
+ // constructors
+ String( const char *value = "" );
+ String( const String &value );
+ String( const char );
+ String( const unsigned char );
+ String( const int, const int base=10);
+ String( const unsigned int, const int base=10 );
+ String( const long, const int base=10 );
+ String( const unsigned long, const int base=10 );
+ ~String() { free(_buffer); _length = _capacity = 0;} //added _length = _capacity = 0;
+
+ // operators
+ const String & operator = ( const String &rhs );
+ const String & operator +=( const String &rhs );
+ //const String & operator +=( const char );
+ int operator ==( const String &rhs ) const;
+ int operator !=( const String &rhs ) const;
+ int operator < ( const String &rhs ) const;
+ int operator > ( const String &rhs ) const;
+ int operator <=( const String &rhs ) const;
+ int operator >=( const String &rhs ) const;
+ char operator []( unsigned int index ) const;
+ char& operator []( unsigned int index );
+ //operator const char *() const { return _buffer; }
+
+ // general methods
+ char charAt( unsigned int index ) const;
+ int compareTo( const String &anotherString ) const;
+ unsigned char endsWith( const String &suffix ) const;
+ unsigned char equals( const String &anObject ) const;
+ unsigned char equalsIgnoreCase( const String &anotherString ) const;
+ int indexOf( char ch ) const;
+ int indexOf( char ch, unsigned int fromIndex ) const;
+ int indexOf( const String &str ) const;
+ int indexOf( const String &str, unsigned int fromIndex ) const;
+ int lastIndexOf( char ch ) const;
+ int lastIndexOf( char ch, unsigned int fromIndex ) const;
+ int lastIndexOf( const String &str ) const;
+ int lastIndexOf( const String &str, unsigned int fromIndex ) const;
+ const unsigned int length( ) const { return _length; }
+ void setCharAt(unsigned int index, const char ch);
+ unsigned char startsWith( const String &prefix ) const;
+ unsigned char startsWith( const String &prefix, unsigned int toffset ) const;
+ String substring( unsigned int beginIndex ) const;
+ String substring( unsigned int beginIndex, unsigned int endIndex ) const;
+ String toLowerCase( ) const;
+ String toUpperCase( ) const;
+ String trim( ) const;
+ void getBytes(unsigned char *buf, unsigned int bufsize);
+ void toCharArray(char *buf, unsigned int bufsize);
+ const String& concat( const String &str );
+ String replace( char oldChar, char newChar );
+ String replace( const String& match, const String& replace );
+ friend String operator + ( String lhs, const String &rhs );
+
+ protected:
+ char *_buffer; // the actual char array
+ unsigned int _capacity; // the array length minus one (for the '\0')
+ unsigned int _length; // the String length (not counting the '\0')
+
+ void getBuffer(unsigned int maxStrLen);
+
+ private:
+
+};
+
+// allocate buffer space
+inline void String::getBuffer(unsigned int maxStrLen)
+{
+ _capacity = maxStrLen;
+ _buffer = (char *) malloc(_capacity + 1);
+ if (_buffer == NULL) _length = _capacity = 0;
+}
+
+inline String operator+( String lhs, const String &rhs )
+{
+ return lhs += rhs;
+}
+
+
+#endif
diff --git a/Libraries/arduino/binary.h b/Libraries/arduino/binary.h
new file mode 100644
index 0000000..af14980
--- /dev/null
+++ b/Libraries/arduino/binary.h
@@ -0,0 +1,515 @@
+#ifndef Binary_h
+#define Binary_h
+
+#define B0 0
+#define B00 0
+#define B000 0
+#define B0000 0
+#define B00000 0
+#define B000000 0
+#define B0000000 0
+#define B00000000 0
+#define B1 1
+#define B01 1
+#define B001 1
+#define B0001 1
+#define B00001 1
+#define B000001 1
+#define B0000001 1
+#define B00000001 1
+#define B10 2
+#define B010 2
+#define B0010 2
+#define B00010 2
+#define B000010 2
+#define B0000010 2
+#define B00000010 2
+#define B11 3
+#define B011 3
+#define B0011 3
+#define B00011 3
+#define B000011 3
+#define B0000011 3
+#define B00000011 3
+#define B100 4
+#define B0100 4
+#define B00100 4
+#define B000100 4
+#define B0000100 4
+#define B00000100 4
+#define B101 5
+#define B0101 5
+#define B00101 5
+#define B000101 5
+#define B0000101 5
+#define B00000101 5
+#define B110 6
+#define B0110 6
+#define B00110 6
+#define B000110 6
+#define B0000110 6
+#define B00000110 6
+#define B111 7
+#define B0111 7
+#define B00111 7
+#define B000111 7
+#define B0000111 7
+#define B00000111 7
+#define B1000 8
+#define B01000 8
+#define B001000 8
+#define B0001000 8
+#define B00001000 8
+#define B1001 9
+#define B01001 9
+#define B001001 9
+#define B0001001 9
+#define B00001001 9
+#define B1010 10
+#define B01010 10
+#define B001010 10
+#define B0001010 10
+#define B00001010 10
+#define B1011 11
+#define B01011 11
+#define B001011 11
+#define B0001011 11
+#define B00001011 11
+#define B1100 12
+#define B01100 12
+#define B001100 12
+#define B0001100 12
+#define B00001100 12
+#define B1101 13
+#define B01101 13
+#define B001101 13
+#define B0001101 13
+#define B00001101 13
+#define B1110 14
+#define B01110 14
+#define B001110 14
+#define B0001110 14
+#define B00001110 14
+#define B1111 15
+#define B01111 15
+#define B001111 15
+#define B0001111 15
+#define B00001111 15
+#define B10000 16
+#define B010000 16
+#define B0010000 16
+#define B00010000 16
+#define B10001 17
+#define B010001 17
+#define B0010001 17
+#define B00010001 17
+#define B10010 18
+#define B010010 18
+#define B0010010 18
+#define B00010010 18
+#define B10011 19
+#define B010011 19
+#define B0010011 19
+#define B00010011 19
+#define B10100 20
+#define B010100 20
+#define B0010100 20
+#define B00010100 20
+#define B10101 21
+#define B010101 21
+#define B0010101 21
+#define B00010101 21
+#define B10110 22
+#define B010110 22
+#define B0010110 22
+#define B00010110 22
+#define B10111 23
+#define B010111 23
+#define B0010111 23
+#define B00010111 23
+#define B11000 24
+#define B011000 24
+#define B0011000 24
+#define B00011000 24
+#define B11001 25
+#define B011001 25
+#define B0011001 25
+#define B00011001 25
+#define B11010 26
+#define B011010 26
+#define B0011010 26
+#define B00011010 26
+#define B11011 27
+#define B011011 27
+#define B0011011 27
+#define B00011011 27
+#define B11100 28
+#define B011100 28
+#define B0011100 28
+#define B00011100 28
+#define B11101 29
+#define B011101 29
+#define B0011101 29
+#define B00011101 29
+#define B11110 30
+#define B011110 30
+#define B0011110 30
+#define B00011110 30
+#define B11111 31
+#define B011111 31
+#define B0011111 31
+#define B00011111 31
+#define B100000 32
+#define B0100000 32
+#define B00100000 32
+#define B100001 33
+#define B0100001 33
+#define B00100001 33
+#define B100010 34
+#define B0100010 34
+#define B00100010 34
+#define B100011 35
+#define B0100011 35
+#define B00100011 35
+#define B100100 36
+#define B0100100 36
+#define B00100100 36
+#define B100101 37
+#define B0100101 37
+#define B00100101 37
+#define B100110 38
+#define B0100110 38
+#define B00100110 38
+#define B100111 39
+#define B0100111 39
+#define B00100111 39
+#define B101000 40
+#define B0101000 40
+#define B00101000 40
+#define B101001 41
+#define B0101001 41
+#define B00101001 41
+#define B101010 42
+#define B0101010 42
+#define B00101010 42
+#define B101011 43
+#define B0101011 43
+#define B00101011 43
+#define B101100 44
+#define B0101100 44
+#define B00101100 44
+#define B101101 45
+#define B0101101 45
+#define B00101101 45
+#define B101110 46
+#define B0101110 46
+#define B00101110 46
+#define B101111 47
+#define B0101111 47
+#define B00101111 47
+#define B110000 48
+#define B0110000 48
+#define B00110000 48
+#define B110001 49
+#define B0110001 49
+#define B00110001 49
+#define B110010 50
+#define B0110010 50
+#define B00110010 50
+#define B110011 51
+#define B0110011 51
+#define B00110011 51
+#define B110100 52
+#define B0110100 52
+#define B00110100 52
+#define B110101 53
+#define B0110101 53
+#define B00110101 53
+#define B110110 54
+#define B0110110 54
+#define B00110110 54
+#define B110111 55
+#define B0110111 55
+#define B00110111 55
+#define B111000 56
+#define B0111000 56
+#define B00111000 56
+#define B111001 57
+#define B0111001 57
+#define B00111001 57
+#define B111010 58
+#define B0111010 58
+#define B00111010 58
+#define B111011 59
+#define B0111011 59
+#define B00111011 59
+#define B111100 60
+#define B0111100 60
+#define B00111100 60
+#define B111101 61
+#define B0111101 61
+#define B00111101 61
+#define B111110 62
+#define B0111110 62
+#define B00111110 62
+#define B111111 63
+#define B0111111 63
+#define B00111111 63
+#define B1000000 64
+#define B01000000 64
+#define B1000001 65
+#define B01000001 65
+#define B1000010 66
+#define B01000010 66
+#define B1000011 67
+#define B01000011 67
+#define B1000100 68
+#define B01000100 68
+#define B1000101 69
+#define B01000101 69
+#define B1000110 70
+#define B01000110 70
+#define B1000111 71
+#define B01000111 71
+#define B1001000 72
+#define B01001000 72
+#define B1001001 73
+#define B01001001 73
+#define B1001010 74
+#define B01001010 74
+#define B1001011 75
+#define B01001011 75
+#define B1001100 76
+#define B01001100 76
+#define B1001101 77
+#define B01001101 77
+#define B1001110 78
+#define B01001110 78
+#define B1001111 79
+#define B01001111 79
+#define B1010000 80
+#define B01010000 80
+#define B1010001 81
+#define B01010001 81
+#define B1010010 82
+#define B01010010 82
+#define B1010011 83
+#define B01010011 83
+#define B1010100 84
+#define B01010100 84
+#define B1010101 85
+#define B01010101 85
+#define B1010110 86
+#define B01010110 86
+#define B1010111 87
+#define B01010111 87
+#define B1011000 88
+#define B01011000 88
+#define B1011001 89
+#define B01011001 89
+#define B1011010 90
+#define B01011010 90
+#define B1011011 91
+#define B01011011 91
+#define B1011100 92
+#define B01011100 92
+#define B1011101 93
+#define B01011101 93
+#define B1011110 94
+#define B01011110 94
+#define B1011111 95
+#define B01011111 95
+#define B1100000 96
+#define B01100000 96
+#define B1100001 97
+#define B01100001 97
+#define B1100010 98
+#define B01100010 98
+#define B1100011 99
+#define B01100011 99
+#define B1100100 100
+#define B01100100 100
+#define B1100101 101
+#define B01100101 101
+#define B1100110 102
+#define B01100110 102
+#define B1100111 103
+#define B01100111 103
+#define B1101000 104
+#define B01101000 104
+#define B1101001 105
+#define B01101001 105
+#define B1101010 106
+#define B01101010 106
+#define B1101011 107
+#define B01101011 107
+#define B1101100 108
+#define B01101100 108
+#define B1101101 109
+#define B01101101 109
+#define B1101110 110
+#define B01101110 110
+#define B1101111 111
+#define B01101111 111
+#define B1110000 112
+#define B01110000 112
+#define B1110001 113
+#define B01110001 113
+#define B1110010 114
+#define B01110010 114
+#define B1110011 115
+#define B01110011 115
+#define B1110100 116
+#define B01110100 116
+#define B1110101 117
+#define B01110101 117
+#define B1110110 118
+#define B01110110 118
+#define B1110111 119
+#define B01110111 119
+#define B1111000 120
+#define B01111000 120
+#define B1111001 121
+#define B01111001 121
+#define B1111010 122
+#define B01111010 122
+#define B1111011 123
+#define B01111011 123
+#define B1111100 124
+#define B01111100 124
+#define B1111101 125
+#define B01111101 125
+#define B1111110 126
+#define B01111110 126
+#define B1111111 127
+#define B01111111 127
+#define B10000000 128
+#define B10000001 129
+#define B10000010 130
+#define B10000011 131
+#define B10000100 132
+#define B10000101 133
+#define B10000110 134
+#define B10000111 135
+#define B10001000 136
+#define B10001001 137
+#define B10001010 138
+#define B10001011 139
+#define B10001100 140
+#define B10001101 141
+#define B10001110 142
+#define B10001111 143
+#define B10010000 144
+#define B10010001 145
+#define B10010010 146
+#define B10010011 147
+#define B10010100 148
+#define B10010101 149
+#define B10010110 150
+#define B10010111 151
+#define B10011000 152
+#define B10011001 153
+#define B10011010 154
+#define B10011011 155
+#define B10011100 156
+#define B10011101 157
+#define B10011110 158
+#define B10011111 159
+#define B10100000 160
+#define B10100001 161
+#define B10100010 162
+#define B10100011 163
+#define B10100100 164
+#define B10100101 165
+#define B10100110 166
+#define B10100111 167
+#define B10101000 168
+#define B10101001 169
+#define B10101010 170
+#define B10101011 171
+#define B10101100 172
+#define B10101101 173
+#define B10101110 174
+#define B10101111 175
+#define B10110000 176
+#define B10110001 177
+#define B10110010 178
+#define B10110011 179
+#define B10110100 180
+#define B10110101 181
+#define B10110110 182
+#define B10110111 183
+#define B10111000 184
+#define B10111001 185
+#define B10111010 186
+#define B10111011 187
+#define B10111100 188
+#define B10111101 189
+#define B10111110 190
+#define B10111111 191
+#define B11000000 192
+#define B11000001 193
+#define B11000010 194
+#define B11000011 195
+#define B11000100 196
+#define B11000101 197
+#define B11000110 198
+#define B11000111 199
+#define B11001000 200
+#define B11001001 201
+#define B11001010 202
+#define B11001011 203
+#define B11001100 204
+#define B11001101 205
+#define B11001110 206
+#define B11001111 207
+#define B11010000 208
+#define B11010001 209
+#define B11010010 210
+#define B11010011 211
+#define B11010100 212
+#define B11010101 213
+#define B11010110 214
+#define B11010111 215
+#define B11011000 216
+#define B11011001 217
+#define B11011010 218
+#define B11011011 219
+#define B11011100 220
+#define B11011101 221
+#define B11011110 222
+#define B11011111 223
+#define B11100000 224
+#define B11100001 225
+#define B11100010 226
+#define B11100011 227
+#define B11100100 228
+#define B11100101 229
+#define B11100110 230
+#define B11100111 231
+#define B11101000 232
+#define B11101001 233
+#define B11101010 234
+#define B11101011 235
+#define B11101100 236
+#define B11101101 237
+#define B11101110 238
+#define B11101111 239
+#define B11110000 240
+#define B11110001 241
+#define B11110010 242
+#define B11110011 243
+#define B11110100 244
+#define B11110101 245
+#define B11110110 246
+#define B11110111 247
+#define B11111000 248
+#define B11111001 249
+#define B11111010 250
+#define B11111011 251
+#define B11111100 252
+#define B11111101 253
+#define B11111110 254
+#define B11111111 255
+
+#endif
diff --git a/Libraries/arduino/main.cpp b/Libraries/arduino/main.cpp
new file mode 100644
index 0000000..cc6e81d
--- /dev/null
+++ b/Libraries/arduino/main.cpp
@@ -0,0 +1,14 @@
+#include <WProgram.h>
+
+int main(void)
+{
+ init();
+
+ setup();
+
+ for (;;)
+ loop();
+
+ return 0;
+}
+
diff --git a/Libraries/arduino/pins_arduino.c b/Libraries/arduino/pins_arduino.c
new file mode 100644
index 0000000..0c816e9
--- /dev/null
+++ b/Libraries/arduino/pins_arduino.c
@@ -0,0 +1,465 @@
+/*
+ pins_arduino.c - pin definitions for the Arduino board
+ Part of Arduino / Wiring Lite
+
+ Copyright (c) 2005 David A. Mellis
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ $Id$
+*/
+
+#include <avr/io.h>
+#include "wiring_private.h"
+#include "pins_arduino.h"
+
+// On the Arduino board, digital pins are also used
+// for the analog output (software PWM). Analog input
+// pins are a separate set.
+
+// ATMEL ATMEGA8 & 168 / ARDUINO
+//
+// +-\/-+
+// PC6 1| |28 PC5 (AI 5)
+// (D 0) PD0 2| |27 PC4 (AI 4)
+// (D 1) PD1 3| |26 PC3 (AI 3)
+// (D 2) PD2 4| |25 PC2 (AI 2)
+// PWM+ (D 3) PD3 5| |24 PC1 (AI 1)
+// (D 4) PD4 6| |23 PC0 (AI 0)
+// VCC 7| |22 GND
+// GND 8| |21 AREF
+// PB6 9| |20 AVCC
+// PB7 10| |19 PB5 (D 13)
+// PWM+ (D 5) PD5 11| |18 PB4 (D 12)
+// PWM+ (D 6) PD6 12| |17 PB3 (D 11) PWM
+// (D 7) PD7 13| |16 PB2 (D 10) PWM
+// (D 8) PB0 14| |15 PB1 (D 9) PWM
+// +----+
+//
+// (PWM+ indicates the additional PWM pins on the ATmega168.)
+
+// ATMEL ATMEGA1280 / ARDUINO
+//
+// 0-7 PE0-PE7 works
+// 8-13 PB0-PB5 works
+// 14-21 PA0-PA7 works
+// 22-29 PH0-PH7 works
+// 30-35 PG5-PG0 works
+// 36-43 PC7-PC0 works
+// 44-51 PJ7-PJ0 works
+// 52-59 PL7-PL0 works
+// 60-67 PD7-PD0 works
+// A0-A7 PF0-PF7
+// A8-A15 PK0-PK7
+
+#define PA 1
+#define PB 2
+#define PC 3
+#define PD 4
+#define PE 5
+#define PF 6
+#define PG 7
+#define PH 8
+#define PJ 10
+#define PK 11
+#define PL 12
+
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+const uint16_t PROGMEM port_to_mode_PGM[] = {
+ NOT_A_PORT,
+ &DDRA,
+ &DDRB,
+ &DDRC,
+ &DDRD,
+ &DDRE,
+ &DDRF,
+ &DDRG,
+ &DDRH,
+ NOT_A_PORT,
+ &DDRJ,
+ &DDRK,
+ &DDRL,
+};
+
+const uint16_t PROGMEM port_to_output_PGM[] = {
+ NOT_A_PORT,
+ &PORTA,
+ &PORTB,
+ &PORTC,
+ &PORTD,
+ &PORTE,
+ &PORTF,
+ &PORTG,
+ &PORTH,
+ NOT_A_PORT,
+ &PORTJ,
+ &PORTK,
+ &PORTL,
+};
+
+const uint16_t PROGMEM port_to_input_PGM[] = {
+ NOT_A_PIN,
+ &PINA,
+ &PINB,
+ &PINC,
+ &PIND,
+ &PINE,
+ &PINF,
+ &PING,
+ &PINH,
+ NOT_A_PIN,
+ &PINJ,
+ &PINK,
+ &PINL,
+};
+
+const uint8_t PROGMEM digital_pin_to_port_PGM[] = {
+ // PORTLIST
+ // -------------------------------------------
+ PE , // PE 0 ** 0 ** USART0_RX
+ PE , // PE 1 ** 1 ** USART0_TX
+ PE , // PE 4 ** 2 ** PWM2
+ PE , // PE 5 ** 3 ** PWM3
+ PG , // PG 5 ** 4 ** PWM4
+ PE , // PE 3 ** 5 ** PWM5
+ PH , // PH 3 ** 6 ** PWM6
+ PH , // PH 4 ** 7 ** PWM7
+ PH , // PH 5 ** 8 ** PWM8
+ PH , // PH 6 ** 9 ** PWM9
+ PB , // PB 4 ** 10 ** PWM10
+ PB , // PB 5 ** 11 ** PWM11
+ PB , // PB 6 ** 12 ** PWM12
+ PB , // PB 7 ** 13 ** PWM13
+ PJ , // PJ 1 ** 14 ** USART3_TX
+ PJ , // PJ 0 ** 15 ** USART3_RX
+ PH , // PH 1 ** 16 ** USART2_TX
+ PH , // PH 0 ** 17 ** USART2_RX
+ PD , // PD 3 ** 18 ** USART1_TX
+ PD , // PD 2 ** 19 ** USART1_RX
+ PD , // PD 1 ** 20 ** I2C_SDA
+ PD , // PD 0 ** 21 ** I2C_SCL
+ PA , // PA 0 ** 22 ** D22
+ PA , // PA 1 ** 23 ** D23
+ PA , // PA 2 ** 24 ** D24
+ PA , // PA 3 ** 25 ** D25
+ PA , // PA 4 ** 26 ** D26
+ PA , // PA 5 ** 27 ** D27
+ PA , // PA 6 ** 28 ** D28
+ PA , // PA 7 ** 29 ** D29
+ PC , // PC 7 ** 30 ** D30
+ PC , // PC 6 ** 31 ** D31
+ PC , // PC 5 ** 32 ** D32
+ PC , // PC 4 ** 33 ** D33
+ PC , // PC 3 ** 34 ** D34
+ PC , // PC 2 ** 35 ** D35
+ PC , // PC 1 ** 36 ** D36
+ PC , // PC 0 ** 37 ** D37
+ PD , // PD 7 ** 38 ** D38
+ PG , // PG 2 ** 39 ** D39
+ PG , // PG 1 ** 40 ** D40
+ PG , // PG 0 ** 41 ** D41
+ PL , // PL 7 ** 42 ** D42
+ PL , // PL 6 ** 43 ** D43
+ PL , // PL 5 ** 44 ** D44
+ PL , // PL 4 ** 45 ** D45
+ PL , // PL 3 ** 46 ** D46
+ PL , // PL 2 ** 47 ** D47
+ PL , // PL 1 ** 48 ** D48
+ PL , // PL 0 ** 49 ** D49
+ PB , // PB 3 ** 50 ** SPI_MISO
+ PB , // PB 2 ** 51 ** SPI_MOSI
+ PB , // PB 1 ** 52 ** SPI_SCK
+ PB , // PB 0 ** 53 ** SPI_SS
+ PF , // PF 0 ** 54 ** A0
+ PF , // PF 1 ** 55 ** A1
+ PF , // PF 2 ** 56 ** A2
+ PF , // PF 3 ** 57 ** A3
+ PF , // PF 4 ** 58 ** A4
+ PF , // PF 5 ** 59 ** A5
+ PF , // PF 6 ** 60 ** A6
+ PF , // PF 7 ** 61 ** A7
+ PK , // PK 0 ** 62 ** A8
+ PK , // PK 1 ** 63 ** A9
+ PK , // PK 2 ** 64 ** A10
+ PK , // PK 3 ** 65 ** A11
+ PK , // PK 4 ** 66 ** A12
+ PK , // PK 5 ** 67 ** A13
+ PK , // PK 6 ** 68 ** A14
+ PK , // PK 7 ** 69 ** A15
+};
+
+const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[] = {
+ // PIN IN PORT
+ // -------------------------------------------
+ _BV( 0 ) , // PE 0 ** 0 ** USART0_RX
+ _BV( 1 ) , // PE 1 ** 1 ** USART0_TX
+ _BV( 4 ) , // PE 4 ** 2 ** PWM2
+ _BV( 5 ) , // PE 5 ** 3 ** PWM3
+ _BV( 5 ) , // PG 5 ** 4 ** PWM4
+ _BV( 3 ) , // PE 3 ** 5 ** PWM5
+ _BV( 3 ) , // PH 3 ** 6 ** PWM6
+ _BV( 4 ) , // PH 4 ** 7 ** PWM7
+ _BV( 5 ) , // PH 5 ** 8 ** PWM8
+ _BV( 6 ) , // PH 6 ** 9 ** PWM9
+ _BV( 4 ) , // PB 4 ** 10 ** PWM10
+ _BV( 5 ) , // PB 5 ** 11 ** PWM11
+ _BV( 6 ) , // PB 6 ** 12 ** PWM12
+ _BV( 7 ) , // PB 7 ** 13 ** PWM13
+ _BV( 1 ) , // PJ 1 ** 14 ** USART3_TX
+ _BV( 0 ) , // PJ 0 ** 15 ** USART3_RX
+ _BV( 1 ) , // PH 1 ** 16 ** USART2_TX
+ _BV( 0 ) , // PH 0 ** 17 ** USART2_RX
+ _BV( 3 ) , // PD 3 ** 18 ** USART1_TX
+ _BV( 2 ) , // PD 2 ** 19 ** USART1_RX
+ _BV( 1 ) , // PD 1 ** 20 ** I2C_SDA
+ _BV( 0 ) , // PD 0 ** 21 ** I2C_SCL
+ _BV( 0 ) , // PA 0 ** 22 ** D22
+ _BV( 1 ) , // PA 1 ** 23 ** D23
+ _BV( 2 ) , // PA 2 ** 24 ** D24
+ _BV( 3 ) , // PA 3 ** 25 ** D25
+ _BV( 4 ) , // PA 4 ** 26 ** D26
+ _BV( 5 ) , // PA 5 ** 27 ** D27
+ _BV( 6 ) , // PA 6 ** 28 ** D28
+ _BV( 7 ) , // PA 7 ** 29 ** D29
+ _BV( 7 ) , // PC 7 ** 30 ** D30
+ _BV( 6 ) , // PC 6 ** 31 ** D31
+ _BV( 5 ) , // PC 5 ** 32 ** D32
+ _BV( 4 ) , // PC 4 ** 33 ** D33
+ _BV( 3 ) , // PC 3 ** 34 ** D34
+ _BV( 2 ) , // PC 2 ** 35 ** D35
+ _BV( 1 ) , // PC 1 ** 36 ** D36
+ _BV( 0 ) , // PC 0 ** 37 ** D37
+ _BV( 7 ) , // PD 7 ** 38 ** D38
+ _BV( 2 ) , // PG 2 ** 39 ** D39
+ _BV( 1 ) , // PG 1 ** 40 ** D40
+ _BV( 0 ) , // PG 0 ** 41 ** D41
+ _BV( 7 ) , // PL 7 ** 42 ** D42
+ _BV( 6 ) , // PL 6 ** 43 ** D43
+ _BV( 5 ) , // PL 5 ** 44 ** D44
+ _BV( 4 ) , // PL 4 ** 45 ** D45
+ _BV( 3 ) , // PL 3 ** 46 ** D46
+ _BV( 2 ) , // PL 2 ** 47 ** D47
+ _BV( 1 ) , // PL 1 ** 48 ** D48
+ _BV( 0 ) , // PL 0 ** 49 ** D49
+ _BV( 3 ) , // PB 3 ** 50 ** SPI_MISO
+ _BV( 2 ) , // PB 2 ** 51 ** SPI_MOSI
+ _BV( 1 ) , // PB 1 ** 52 ** SPI_SCK
+ _BV( 0 ) , // PB 0 ** 53 ** SPI_SS
+ _BV( 0 ) , // PF 0 ** 54 ** A0
+ _BV( 1 ) , // PF 1 ** 55 ** A1
+ _BV( 2 ) , // PF 2 ** 56 ** A2
+ _BV( 3 ) , // PF 3 ** 57 ** A3
+ _BV( 4 ) , // PF 4 ** 58 ** A4
+ _BV( 5 ) , // PF 5 ** 59 ** A5
+ _BV( 6 ) , // PF 6 ** 60 ** A6
+ _BV( 7 ) , // PF 7 ** 61 ** A7
+ _BV( 0 ) , // PK 0 ** 62 ** A8
+ _BV( 1 ) , // PK 1 ** 63 ** A9
+ _BV( 2 ) , // PK 2 ** 64 ** A10
+ _BV( 3 ) , // PK 3 ** 65 ** A11
+ _BV( 4 ) , // PK 4 ** 66 ** A12
+ _BV( 5 ) , // PK 5 ** 67 ** A13
+ _BV( 6 ) , // PK 6 ** 68 ** A14
+ _BV( 7 ) , // PK 7 ** 69 ** A15
+};
+
+const uint8_t PROGMEM digital_pin_to_timer_PGM[] = {
+ // TIMERS
+ // -------------------------------------------
+ NOT_ON_TIMER , // PE 0 ** 0 ** USART0_RX
+ NOT_ON_TIMER , // PE 1 ** 1 ** USART0_TX
+ TIMER3B , // PE 4 ** 2 ** PWM2
+ TIMER3C , // PE 5 ** 3 ** PWM3
+ TIMER0B , // PG 5 ** 4 ** PWM4
+ TIMER3A , // PE 3 ** 5 ** PWM5
+ TIMER4A , // PH 3 ** 6 ** PWM6
+ TIMER4B , // PH 4 ** 7 ** PWM7
+ TIMER4C , // PH 5 ** 8 ** PWM8
+ TIMER2B , // PH 6 ** 9 ** PWM9
+ TIMER2A , // PB 4 ** 10 ** PWM10
+ TIMER1A , // PB 5 ** 11 ** PWM11
+ TIMER1B , // PB 6 ** 12 ** PWM12
+ TIMER0A , // PB 7 ** 13 ** PWM13
+ NOT_ON_TIMER , // PJ 1 ** 14 ** USART3_TX
+ NOT_ON_TIMER , // PJ 0 ** 15 ** USART3_RX
+ NOT_ON_TIMER , // PH 1 ** 16 ** USART2_TX
+ NOT_ON_TIMER , // PH 0 ** 17 ** USART2_RX
+ NOT_ON_TIMER , // PD 3 ** 18 ** USART1_TX
+ NOT_ON_TIMER , // PD 2 ** 19 ** USART1_RX
+ NOT_ON_TIMER , // PD 1 ** 20 ** I2C_SDA
+ NOT_ON_TIMER , // PD 0 ** 21 ** I2C_SCL
+ NOT_ON_TIMER , // PA 0 ** 22 ** D22
+ NOT_ON_TIMER , // PA 1 ** 23 ** D23
+ NOT_ON_TIMER , // PA 2 ** 24 ** D24
+ NOT_ON_TIMER , // PA 3 ** 25 ** D25
+ NOT_ON_TIMER , // PA 4 ** 26 ** D26
+ NOT_ON_TIMER , // PA 5 ** 27 ** D27
+ NOT_ON_TIMER , // PA 6 ** 28 ** D28
+ NOT_ON_TIMER , // PA 7 ** 29 ** D29
+ NOT_ON_TIMER , // PC 7 ** 30 ** D30
+ NOT_ON_TIMER , // PC 6 ** 31 ** D31
+ NOT_ON_TIMER , // PC 5 ** 32 ** D32
+ NOT_ON_TIMER , // PC 4 ** 33 ** D33
+ NOT_ON_TIMER , // PC 3 ** 34 ** D34
+ NOT_ON_TIMER , // PC 2 ** 35 ** D35
+ NOT_ON_TIMER , // PC 1 ** 36 ** D36
+ NOT_ON_TIMER , // PC 0 ** 37 ** D37
+ NOT_ON_TIMER , // PD 7 ** 38 ** D38
+ NOT_ON_TIMER , // PG 2 ** 39 ** D39
+ NOT_ON_TIMER , // PG 1 ** 40 ** D40
+ NOT_ON_TIMER , // PG 0 ** 41 ** D41
+ NOT_ON_TIMER , // PL 7 ** 42 ** D42
+ NOT_ON_TIMER , // PL 6 ** 43 ** D43
+ TIMER5C , // PL 5 ** 44 ** D44
+ TIMER5B , // PL 4 ** 45 ** D45
+ TIMER5A , // PL 3 ** 46 ** D46
+ NOT_ON_TIMER , // PL 2 ** 47 ** D47
+ NOT_ON_TIMER , // PL 1 ** 48 ** D48
+ NOT_ON_TIMER , // PL 0 ** 49 ** D49
+ NOT_ON_TIMER , // PB 3 ** 50 ** SPI_MISO
+ NOT_ON_TIMER , // PB 2 ** 51 ** SPI_MOSI
+ NOT_ON_TIMER , // PB 1 ** 52 ** SPI_SCK
+ NOT_ON_TIMER , // PB 0 ** 53 ** SPI_SS
+ NOT_ON_TIMER , // PF 0 ** 54 ** A0
+ NOT_ON_TIMER , // PF 1 ** 55 ** A1
+ NOT_ON_TIMER , // PF 2 ** 56 ** A2
+ NOT_ON_TIMER , // PF 3 ** 57 ** A3
+ NOT_ON_TIMER , // PF 4 ** 58 ** A4
+ NOT_ON_TIMER , // PF 5 ** 59 ** A5
+ NOT_ON_TIMER , // PF 6 ** 60 ** A6
+ NOT_ON_TIMER , // PF 7 ** 61 ** A7
+ NOT_ON_TIMER , // PK 0 ** 62 ** A8
+ NOT_ON_TIMER , // PK 1 ** 63 ** A9
+ NOT_ON_TIMER , // PK 2 ** 64 ** A10
+ NOT_ON_TIMER , // PK 3 ** 65 ** A11
+ NOT_ON_TIMER , // PK 4 ** 66 ** A12
+ NOT_ON_TIMER , // PK 5 ** 67 ** A13
+ NOT_ON_TIMER , // PK 6 ** 68 ** A14
+ NOT_ON_TIMER , // PK 7 ** 69 ** A15
+};
+#else
+// these arrays map port names (e.g. port B) to the
+// appropriate addresses for various functions (e.g. reading
+// and writing)
+const uint16_t PROGMEM port_to_mode_PGM[] = {
+ NOT_A_PORT,
+ NOT_A_PORT,
+ &DDRB,
+ &DDRC,
+ &DDRD,
+};
+
+const uint16_t PROGMEM port_to_output_PGM[] = {
+ NOT_A_PORT,
+ NOT_A_PORT,
+ &PORTB,
+ &PORTC,
+ &PORTD,
+};
+
+const uint16_t PROGMEM port_to_input_PGM[] = {
+ NOT_A_PORT,
+ NOT_A_PORT,
+ &PINB,
+ &PINC,
+ &PIND,
+};
+
+const uint8_t PROGMEM digital_pin_to_port_PGM[] = {
+ PD, /* 0 */
+ PD,
+ PD,
+ PD,
+ PD,
+ PD,
+ PD,
+ PD,
+ PB, /* 8 */
+ PB,
+ PB,
+ PB,
+ PB,
+ PB,
+ PC, /* 14 */
+ PC,
+ PC,
+ PC,
+ PC,
+ PC,
+};
+
+const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[] = {
+ _BV(0), /* 0, port D */
+ _BV(1),
+ _BV(2),
+ _BV(3),
+ _BV(4),
+ _BV(5),
+ _BV(6),
+ _BV(7),
+ _BV(0), /* 8, port B */
+ _BV(1),
+ _BV(2),
+ _BV(3),
+ _BV(4),
+ _BV(5),
+ _BV(0), /* 14, port C */
+ _BV(1),
+ _BV(2),
+ _BV(3),
+ _BV(4),
+ _BV(5),
+};
+
+const uint8_t PROGMEM digital_pin_to_timer_PGM[] = {
+ NOT_ON_TIMER, /* 0 - port D */
+ NOT_ON_TIMER,
+ NOT_ON_TIMER,
+ // on the ATmega168, digital pin 3 has hardware pwm
+#if defined(__AVR_ATmega8__)
+ NOT_ON_TIMER,
+#else
+ TIMER2B,
+#endif
+ NOT_ON_TIMER,
+ // on the ATmega168, digital pins 5 and 6 have hardware pwm
+#if defined(__AVR_ATmega8__)
+ NOT_ON_TIMER,
+ NOT_ON_TIMER,
+#else
+ TIMER0B,
+ TIMER0A,
+#endif
+ NOT_ON_TIMER,
+ NOT_ON_TIMER, /* 8 - port B */
+ TIMER1A,
+ TIMER1B,
+#if defined(__AVR_ATmega8__)
+ TIMER2,
+#else
+ TIMER2A,
+#endif
+ NOT_ON_TIMER,
+ NOT_ON_TIMER,
+ NOT_ON_TIMER,
+ NOT_ON_TIMER, /* 14 - port C */
+ NOT_ON_TIMER,
+ NOT_ON_TIMER,
+ NOT_ON_TIMER,
+ NOT_ON_TIMER,
+};
+#endif
diff --git a/Libraries/arduino/pins_arduino.h b/Libraries/arduino/pins_arduino.h
new file mode 100644
index 0000000..bc931c5
--- /dev/null
+++ b/Libraries/arduino/pins_arduino.h
@@ -0,0 +1,88 @@
+/*
+ pins_arduino.h - Pin definition functions for Arduino
+ Part of Arduino - http://www.arduino.cc/
+
+ Copyright (c) 2007 David A. Mellis
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ $Id: wiring.h 249 2007-02-03 16:52:51Z mellis $
+*/
+
+#ifndef Pins_Arduino_h
+#define Pins_Arduino_h
+
+#include <avr/pgmspace.h>
+
+#define NOT_A_PIN 0
+#define NOT_A_PORT 0
+
+#define NOT_ON_TIMER 0
+#define TIMER0A 1
+#define TIMER0B 2
+#define TIMER1A 3
+#define TIMER1B 4
+#define TIMER2 5
+#define TIMER2A 6
+#define TIMER2B 7
+
+#define TIMER3A 8
+#define TIMER3B 9
+#define TIMER3C 10
+#define TIMER4A 11
+#define TIMER4B 12
+#define TIMER4C 13
+#define TIMER5A 14
+#define TIMER5B 15
+#define TIMER5C 16
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+const static uint8_t SS = 53;
+const static uint8_t MOSI = 51;
+const static uint8_t MISO = 50;
+const static uint8_t SCK = 52;
+#else
+const static uint8_t SS = 10;
+const static uint8_t MOSI = 11;
+const static uint8_t MISO = 12;
+const static uint8_t SCK = 13;
+#endif
+
+// On the ATmega1280, the addresses of some of the port registers are
+// greater than 255, so we can't store them in uint8_t's.
+extern const uint16_t PROGMEM port_to_mode_PGM[];
+extern const uint16_t PROGMEM port_to_input_PGM[];
+extern const uint16_t PROGMEM port_to_output_PGM[];
+
+extern const uint8_t PROGMEM digital_pin_to_port_PGM[];
+// extern const uint8_t PROGMEM digital_pin_to_bit_PGM[];
+extern const uint8_t PROGMEM digital_pin_to_bit_mask_PGM[];
+extern const uint8_t PROGMEM digital_pin_to_timer_PGM[];
+
+// Get the bit location within the hardware port of the given virtual pin.
+// This comes from the pins_*.c file for the active board configuration.
+//
+// These perform slightly better as macros compared to inline functions
+//
+#define digitalPinToPort(P) ( pgm_read_byte( digital_pin_to_port_PGM + (P) ) )
+#define digitalPinToBitMask(P) ( pgm_read_byte( digital_pin_to_bit_mask_PGM + (P) ) )
+#define digitalPinToTimer(P) ( pgm_read_byte( digital_pin_to_timer_PGM + (P) ) )
+#define analogInPinToBit(P) (P)
+#define portOutputRegister(P) ( (volatile uint8_t *)( pgm_read_word( port_to_output_PGM + (P))) )
+#define portInputRegister(P) ( (volatile uint8_t *)( pgm_read_word( port_to_input_PGM + (P))) )
+#define portModeRegister(P) ( (volatile uint8_t *)( pgm_read_word( port_to_mode_PGM + (P))) )
+
+#endif
diff --git a/Libraries/arduino/wiring.c b/Libraries/arduino/wiring.c
new file mode 100644
index 0000000..479f947
--- /dev/null
+++ b/Libraries/arduino/wiring.c
@@ -0,0 +1,244 @@
+/*
+ wiring.c - Partial implementation of the Wiring API for the ATmega8.
+ Part of Arduino - http://www.arduino.cc/
+
+ Copyright (c) 2005-2006 David A. Mellis
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ $Id$
+*/
+
+#include "wiring_private.h"
+
+// the prescaler is set so that timer0 ticks every 64 clock cycles, and the
+// the overflow handler is called every 256 ticks.
+#define MICROSECONDS_PER_TIMER0_OVERFLOW (clockCyclesToMicroseconds(64 * 256))
+
+// the whole number of milliseconds per timer0 overflow
+#define MILLIS_INC (MICROSECONDS_PER_TIMER0_OVERFLOW / 1000)
+
+// the fractional number of milliseconds per timer0 overflow. we shift right
+// by three to fit these numbers into a byte. (for the clock speeds we care
+// about - 8 and 16 MHz - this doesn't lose precision.)
+#define FRACT_INC ((MICROSECONDS_PER_TIMER0_OVERFLOW % 1000) >> 3)
+#define FRACT_MAX (1000 >> 3)
+
+volatile unsigned long timer0_overflow_count = 0;
+volatile unsigned long timer0_millis = 0;
+static unsigned char timer0_fract = 0;
+
+SIGNAL(TIMER0_OVF_vect)
+{
+ // copy these to local variables so they can be stored in registers
+ // (volatile variables must be read from memory on every access)
+ unsigned long m = timer0_millis;
+ unsigned char f = timer0_fract;
+
+ m += MILLIS_INC;
+ f += FRACT_INC;
+ if (f >= FRACT_MAX) {
+ f -= FRACT_MAX;
+ m += 1;
+ }
+
+ timer0_fract = f;
+ timer0_millis = m;
+ timer0_overflow_count++;
+}
+
+unsigned long millis()
+{
+ unsigned long m;
+ uint8_t oldSREG = SREG;
+
+ // disable interrupts while we read timer0_millis or we might get an
+ // inconsistent value (e.g. in the middle of a write to timer0_millis)
+ cli();
+ m = timer0_millis;
+ SREG = oldSREG;
+
+ return m;
+}
+
+unsigned long micros() {
+ unsigned long m;
+ uint8_t oldSREG = SREG, t;
+
+ cli();
+ m = timer0_overflow_count;
+ t = TCNT0;
+
+#ifdef TIFR0
+ if ((TIFR0 & _BV(TOV0)) && (t < 255))
+ m++;
+#else
+ if ((TIFR & _BV(TOV0)) && (t < 255))
+ m++;
+#endif
+
+ SREG = oldSREG;
+
+ return ((m << 8) + t) * (64 / clockCyclesPerMicrosecond());
+}
+
+void delay(unsigned long ms)
+{
+ uint16_t start = (uint16_t)micros();
+
+ while (ms > 0) {
+ if (((uint16_t)micros() - start) >= 1000) {
+ ms--;
+ start += 1000;
+ }
+ }
+}
+
+/* Delay for the given number of microseconds. Assumes a 8 or 16 MHz clock. */
+void delayMicroseconds(unsigned int us)
+{
+ // calling avrlib's delay_us() function with low values (e.g. 1 or
+ // 2 microseconds) gives delays longer than desired.
+ //delay_us(us);
+
+#if F_CPU >= 16000000L
+ // for the 16 MHz clock on most Arduino boards
+
+ // for a one-microsecond delay, simply return. the overhead
+ // of the function call yields a delay of approximately 1 1/8 us.
+ if (--us == 0)
+ return;
+
+ // the following loop takes a quarter of a microsecond (4 cycles)
+ // per iteration, so execute it four times for each microsecond of
+ // delay requested.
+ us <<= 2;
+
+ // account for the time taken in the preceeding commands.
+ us -= 2;
+#else
+ // for the 8 MHz internal clock on the ATmega168
+
+ // for a one- or two-microsecond delay, simply return. the overhead of
+ // the function calls takes more than two microseconds. can't just
+ // subtract two, since us is unsigned; we'd overflow.
+ if (--us == 0)
+ return;
+ if (--us == 0)
+ return;
+
+ // the following loop takes half of a microsecond (4 cycles)
+ // per iteration, so execute it twice for each microsecond of
+ // delay requested.
+ us <<= 1;
+
+ // partially compensate for the time taken by the preceeding commands.
+ // we can't subtract any more than this or we'd overflow w/ small delays.
+ us--;
+#endif
+
+ // busy wait
+ __asm__ __volatile__ (
+ "1: sbiw %0,1" "\n\t" // 2 cycles
+ "brne 1b" : "=w" (us) : "0" (us) // 2 cycles
+ );
+}
+
+void init()
+{
+ // this needs to be called before setup() or some functions won't
+ // work there
+ sei();
+
+ // on the ATmega168, timer 0 is also used for fast hardware pwm
+ // (using phase-correct PWM would mean that timer 0 overflowed half as often
+ // resulting in different millis() behavior on the ATmega8 and ATmega168)
+#if !defined(__AVR_ATmega8__)
+ sbi(TCCR0A, WGM01);
+ sbi(TCCR0A, WGM00);
+#endif
+ // set timer 0 prescale factor to 64
+#if defined(__AVR_ATmega8__)
+ sbi(TCCR0, CS01);
+ sbi(TCCR0, CS00);
+#else
+ sbi(TCCR0B, CS01);
+ sbi(TCCR0B, CS00);
+#endif
+ // enable timer 0 overflow interrupt
+#if defined(__AVR_ATmega8__)
+ sbi(TIMSK, TOIE0);
+#else
+ sbi(TIMSK0, TOIE0);
+#endif
+
+ // timers 1 and 2 are used for phase-correct hardware pwm
+ // this is better for motors as it ensures an even waveform
+ // note, however, that fast pwm mode can achieve a frequency of up
+ // 8 MHz (with a 16 MHz clock) at 50% duty cycle
+
+ TCCR1B = 0;
+
+ // set timer 1 prescale factor to 64
+ sbi(TCCR1B, CS11);
+ sbi(TCCR1B, CS10);
+ // put timer 1 in 8-bit phase correct pwm mode
+ sbi(TCCR1A, WGM10);
+
+ // set timer 2 prescale factor to 64
+#if defined(__AVR_ATmega8__)
+ sbi(TCCR2, CS22);
+#else
+ sbi(TCCR2B, CS22);
+#endif
+ // configure timer 2 for phase correct pwm (8-bit)
+#if defined(__AVR_ATmega8__)
+ sbi(TCCR2, WGM20);
+#else
+ sbi(TCCR2A, WGM20);
+#endif
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+ // set timer 3, 4, 5 prescale factor to 64
+ sbi(TCCR3B, CS31); sbi(TCCR3B, CS30);
+ sbi(TCCR4B, CS41); sbi(TCCR4B, CS40);
+ sbi(TCCR5B, CS51); sbi(TCCR5B, CS50);
+ // put timer 3, 4, 5 in 8-bit phase correct pwm mode
+ sbi(TCCR3A, WGM30);
+ sbi(TCCR4A, WGM40);
+ sbi(TCCR5A, WGM50);
+#endif
+
+ // set a2d prescale factor to 128
+ // 16 MHz / 128 = 125 KHz, inside the desired 50-200 KHz range.
+ // XXX: this will not work properly for other clock speeds, and
+ // this code should use F_CPU to determine the prescale factor.
+ sbi(ADCSRA, ADPS2);
+ sbi(ADCSRA, ADPS1);
+ sbi(ADCSRA, ADPS0);
+
+ // enable a2d conversions
+ sbi(ADCSRA, ADEN);
+
+ // the bootloader connects pins 0 and 1 to the USART; disconnect them
+ // here so they can be used as normal digital i/o; they will be
+ // reconnected in Serial.begin()
+#if defined(__AVR_ATmega8__)
+ UCSRB = 0;
+#else
+ UCSR0B = 0;
+#endif
+}
diff --git a/Libraries/arduino/wiring.h b/Libraries/arduino/wiring.h
new file mode 100644
index 0000000..7245797
--- /dev/null
+++ b/Libraries/arduino/wiring.h
@@ -0,0 +1,134 @@
+/*
+ wiring.h - Partial implementation of the Wiring API for the ATmega8.
+ Part of Arduino - http://www.arduino.cc/
+
+ Copyright (c) 2005-2006 David A. Mellis
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ $Id$
+*/
+
+#ifndef Wiring_h
+#define Wiring_h
+
+#include <avr/io.h>
+#include <stdlib.h>
+#include "binary.h"
+
+#ifdef __cplusplus
+extern "C"{
+#endif
+
+#define HIGH 0x1
+#define LOW 0x0
+
+#define INPUT 0x0
+#define OUTPUT 0x1
+
+#define true 0x1
+#define false 0x0
+
+#define PI 3.1415926535897932384626433832795
+#define HALF_PI 1.5707963267948966192313216916398
+#define TWO_PI 6.283185307179586476925286766559
+#define DEG_TO_RAD 0.017453292519943295769236907684886
+#define RAD_TO_DEG 57.295779513082320876798154814105
+
+#define SERIAL 0x0
+#define DISPLAY 0x1
+
+#define LSBFIRST 0
+#define MSBFIRST 1
+
+#define CHANGE 1
+#define FALLING 2
+#define RISING 3
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+#define INTERNAL1V1 2
+#define INTERNAL2V56 3
+#else
+#define INTERNAL 3
+#endif
+#define DEFAULT 1
+#define EXTERNAL 0
+
+// undefine stdlib's abs if encountered
+#ifdef abs
+#undef abs
+#endif
+
+#define min(a,b) ((a)<(b)?(a):(b))
+#define max(a,b) ((a)>(b)?(a):(b))
+#define abs(x) ((x)>0?(x):-(x))
+#define constrain(amt,low,high) ((amt)<(low)?(low):((amt)>(high)?(high):(amt)))
+#define round(x) ((x)>=0?(long)((x)+0.5):(long)((x)-0.5))
+#define radians(deg) ((deg)*DEG_TO_RAD)
+#define degrees(rad) ((rad)*RAD_TO_DEG)
+#define sq(x) ((x)*(x))
+
+#define interrupts() sei()
+#define noInterrupts() cli()
+
+#define clockCyclesPerMicrosecond() ( F_CPU / 1000000L )
+#define clockCyclesToMicroseconds(a) ( (a) / clockCyclesPerMicrosecond() )
+#define microsecondsToClockCycles(a) ( (a) * clockCyclesPerMicrosecond() )
+
+#define lowByte(w) ((uint8_t) ((w) & 0xff))
+#define highByte(w) ((uint8_t) ((w) >> 8))
+
+#define bitRead(value, bit) (((value) >> (bit)) & 0x01)
+#define bitSet(value, bit) ((value) |= (1UL << (bit)))
+#define bitClear(value, bit) ((value) &= ~(1UL << (bit)))
+#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit))
+
+typedef unsigned int word;
+
+#define bit(b) (1UL << (b))
+
+typedef uint8_t boolean;
+typedef uint8_t byte;
+
+void init(void);
+
+void pinMode(uint8_t, uint8_t);
+void digitalWrite(uint8_t, uint8_t);
+int digitalRead(uint8_t);
+int analogRead(uint8_t);
+void analogReference(uint8_t mode);
+void analogWrite(uint8_t, int);
+
+unsigned long millis(void);
+unsigned long micros(void);
+void delay(unsigned long);
+void delayMicroseconds(unsigned int us);
+unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout);
+
+void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val);
+uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder);
+
+void attachInterrupt(uint8_t, void (*)(void), int mode);
+void detachInterrupt(uint8_t);
+
+void setup(void);
+void loop(void);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif
diff --git a/Libraries/arduino/wiring_analog.c b/Libraries/arduino/wiring_analog.c
new file mode 100644
index 0000000..da0cf07
--- /dev/null
+++ b/Libraries/arduino/wiring_analog.c
@@ -0,0 +1,183 @@
+/*
+ wiring_analog.c - analog input and output
+ Part of Arduino - http://www.arduino.cc/
+
+ Copyright (c) 2005-2006 David A. Mellis
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ $Id: wiring.c 248 2007-02-03 15:36:30Z mellis $
+*/
+
+#include "wiring_private.h"
+#include "pins_arduino.h"
+
+uint8_t analog_reference = DEFAULT;
+
+void analogReference(uint8_t mode)
+{
+ // can't actually set the register here because the default setting
+ // will connect AVCC and the AREF pin, which would cause a short if
+ // there's something connected to AREF.
+ analog_reference = mode;
+}
+
+int analogRead(uint8_t pin)
+{
+ uint8_t low, high;
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+ if (pin >= 54) pin -= 54; // allow for channel or pin numbers
+
+ // the MUX5 bit of ADCSRB selects whether we're reading from channels
+ // 0 to 7 (MUX5 low) or 8 to 15 (MUX5 high).
+ ADCSRB = (ADCSRB & ~(1 << MUX5)) | (((pin >> 3) & 0x01) << MUX5);
+#else
+ if (pin >= 14) pin -= 14; // allow for channel or pin numbers
+#endif
+
+ // set the analog reference (high two bits of ADMUX) and select the
+ // channel (low 4 bits). this also sets ADLAR (left-adjust result)
+ // to 0 (the default).
+ ADMUX = (analog_reference << 6) | (pin & 0x07);
+
+ // without a delay, we seem to read from the wrong channel
+ //delay(1);
+
+ // start the conversion
+ sbi(ADCSRA, ADSC);
+
+ // ADSC is cleared when the conversion finishes
+ while (bit_is_set(ADCSRA, ADSC));
+
+ // we have to read ADCL first; doing so locks both ADCL
+ // and ADCH until ADCH is read. reading ADCL second would
+ // cause the results of each conversion to be discarded,
+ // as ADCL and ADCH would be locked when it completed.
+ low = ADCL;
+ high = ADCH;
+
+ // combine the two bytes
+ return (high << 8) | low;
+}
+
+// Right now, PWM output only works on the pins with
+// hardware support. These are defined in the appropriate
+// pins_*.c file. For the rest of the pins, we default
+// to digital output.
+void analogWrite(uint8_t pin, int val)
+{
+ // We need to make sure the PWM output is enabled for those pins
+ // that support it, as we turn it off when digitally reading or
+ // writing with them. Also, make sure the pin is in output mode
+ // for consistenty with Wiring, which doesn't require a pinMode
+ // call for the analog output pins.
+ pinMode(pin, OUTPUT);
+
+ if (digitalPinToTimer(pin) == TIMER1A) {
+ // connect pwm to pin on timer 1, channel A
+ sbi(TCCR1A, COM1A1);
+ // set pwm duty
+ OCR1A = val;
+ } else if (digitalPinToTimer(pin) == TIMER1B) {
+ // connect pwm to pin on timer 1, channel B
+ sbi(TCCR1A, COM1B1);
+ // set pwm duty
+ OCR1B = val;
+#if defined(__AVR_ATmega8__)
+ } else if (digitalPinToTimer(pin) == TIMER2) {
+ // connect pwm to pin on timer 2, channel B
+ sbi(TCCR2, COM21);
+ // set pwm duty
+ OCR2 = val;
+#else
+ } else if (digitalPinToTimer(pin) == TIMER0A) {
+ if (val == 0) {
+ digitalWrite(pin, LOW);
+ } else {
+ // connect pwm to pin on timer 0, channel A
+ sbi(TCCR0A, COM0A1);
+ // set pwm duty
+ OCR0A = val;
+ }
+ } else if (digitalPinToTimer(pin) == TIMER0B) {
+ if (val == 0) {
+ digitalWrite(pin, LOW);
+ } else {
+ // connect pwm to pin on timer 0, channel B
+ sbi(TCCR0A, COM0B1);
+ // set pwm duty
+ OCR0B = val;
+ }
+ } else if (digitalPinToTimer(pin) == TIMER2A) {
+ // connect pwm to pin on timer 2, channel A
+ sbi(TCCR2A, COM2A1);
+ // set pwm duty
+ OCR2A = val;
+ } else if (digitalPinToTimer(pin) == TIMER2B) {
+ // connect pwm to pin on timer 2, channel B
+ sbi(TCCR2A, COM2B1);
+ // set pwm duty
+ OCR2B = val;
+#endif
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+ // XXX: need to handle other timers here
+ } else if (digitalPinToTimer(pin) == TIMER3A) {
+ // connect pwm to pin on timer 3, channel A
+ sbi(TCCR3A, COM3A1);
+ // set pwm duty
+ OCR3A = val;
+ } else if (digitalPinToTimer(pin) == TIMER3B) {
+ // connect pwm to pin on timer 3, channel B
+ sbi(TCCR3A, COM3B1);
+ // set pwm duty
+ OCR3B = val;
+ } else if (digitalPinToTimer(pin) == TIMER3C) {
+ // connect pwm to pin on timer 3, channel C
+ sbi(TCCR3A, COM3C1);
+ // set pwm duty
+ OCR3C = val;
+ } else if (digitalPinToTimer(pin) == TIMER4A) {
+ // connect pwm to pin on timer 4, channel A
+ sbi(TCCR4A, COM4A1);
+ // set pwm duty
+ OCR4A = val;
+ } else if (digitalPinToTimer(pin) == TIMER4B) {
+ // connect pwm to pin on timer 4, channel B
+ sbi(TCCR4A, COM4B1);
+ // set pwm duty
+ OCR4B = val;
+ } else if (digitalPinToTimer(pin) == TIMER4C) {
+ // connect pwm to pin on timer 4, channel C
+ sbi(TCCR4A, COM4C1);
+ // set pwm duty
+ OCR4C = val;
+ } else if (digitalPinToTimer(pin) == TIMER5A) {
+ // connect pwm to pin on timer 5, channel A
+ sbi(TCCR5A, COM5A1);
+ // set pwm duty
+ OCR5A = val;
+ } else if (digitalPinToTimer(pin) == TIMER5B) {
+ // connect pwm to pin on timer 5, channel B
+ sbi(TCCR5A, COM5B1);
+ // set pwm duty
+ OCR5B = val;
+#endif
+ } else if (val < 128)
+ digitalWrite(pin, LOW);
+ else
+ digitalWrite(pin, HIGH);
+}
diff --git a/Libraries/arduino/wiring_digital.c b/Libraries/arduino/wiring_digital.c
new file mode 100644
index 0000000..1475f0c
--- /dev/null
+++ b/Libraries/arduino/wiring_digital.c
@@ -0,0 +1,129 @@
+/*
+ wiring_digital.c - digital input and output functions
+ Part of Arduino - http://www.arduino.cc/
+
+ Copyright (c) 2005-2006 David A. Mellis
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ $Id: wiring.c 248 2007-02-03 15:36:30Z mellis $
+*/
+
+#include "wiring_private.h"
+#include "pins_arduino.h"
+
+void pinMode(uint8_t pin, uint8_t mode)
+{
+ uint8_t bit = digitalPinToBitMask(pin);
+ uint8_t port = digitalPinToPort(pin);
+ volatile uint8_t *reg;
+
+ if (port == NOT_A_PIN) return;
+
+ // JWS: can I let the optimizer do this?
+ reg = portModeRegister(port);
+
+ if (mode == INPUT) {
+ uint8_t oldSREG = SREG;
+ cli();
+ *reg &= ~bit;
+ SREG = oldSREG;
+ } else {
+ uint8_t oldSREG = SREG;
+ cli();
+ *reg |= bit;
+ SREG = oldSREG;
+ }
+}
+
+// Forcing this inline keeps the callers from having to push their own stuff
+// on the stack. It is a good performance win and only takes 1 more byte per
+// user than calling. (It will take more bytes on the 168.)
+//
+// But shouldn't this be moved into pinMode? Seems silly to check and do on
+// each digitalread or write.
+//
+static inline void turnOffPWM(uint8_t timer) __attribute__ ((always_inline));
+static inline void turnOffPWM(uint8_t timer)
+{
+ if (timer == TIMER1A) cbi(TCCR1A, COM1A1);
+ if (timer == TIMER1B) cbi(TCCR1A, COM1B1);
+
+#if defined(__AVR_ATmega8__)
+ if (timer == TIMER2) cbi(TCCR2, COM21);
+#else
+ if (timer == TIMER0A) cbi(TCCR0A, COM0A1);
+ if (timer == TIMER0B) cbi(TCCR0A, COM0B1);
+ if (timer == TIMER2A) cbi(TCCR2A, COM2A1);
+ if (timer == TIMER2B) cbi(TCCR2A, COM2B1);
+#endif
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+ if (timer == TIMER3A) cbi(TCCR3A, COM3A1);
+ if (timer == TIMER3B) cbi(TCCR3A, COM3B1);
+ if (timer == TIMER3C) cbi(TCCR3A, COM3C1);
+ if (timer == TIMER4A) cbi(TCCR4A, COM4A1);
+ if (timer == TIMER4B) cbi(TCCR4A, COM4B1);
+ if (timer == TIMER4C) cbi(TCCR4A, COM4C1);
+ if (timer == TIMER5A) cbi(TCCR5A, COM5A1);
+ if (timer == TIMER5B) cbi(TCCR5A, COM5B1);
+ if (timer == TIMER5C) cbi(TCCR5A, COM5C1);
+#endif
+}
+
+void digitalWrite(uint8_t pin, uint8_t val)
+{
+ uint8_t timer = digitalPinToTimer(pin);
+ uint8_t bit = digitalPinToBitMask(pin);
+ uint8_t port = digitalPinToPort(pin);
+ volatile uint8_t *out;
+
+ if (port == NOT_A_PIN) return;
+
+ // If the pin that support PWM output, we need to turn it off
+ // before doing a digital write.
+ if (timer != NOT_ON_TIMER) turnOffPWM(timer);
+
+ out = portOutputRegister(port);
+
+ if (val == LOW) {
+ uint8_t oldSREG = SREG;
+ cli();
+ *out &= ~bit;
+ SREG = oldSREG;
+ } else {
+ uint8_t oldSREG = SREG;
+ cli();
+ *out |= bit;
+ SREG = oldSREG;
+ }
+}
+
+int digitalRead(uint8_t pin)
+{
+ uint8_t timer = digitalPinToTimer(pin);
+ uint8_t bit = digitalPinToBitMask(pin);
+ uint8_t port = digitalPinToPort(pin);
+
+ if (port == NOT_A_PIN) return LOW;
+
+ // If the pin that support PWM output, we need to turn it off
+ // before getting a digital reading.
+ if (timer != NOT_ON_TIMER) turnOffPWM(timer);
+
+ if (*portInputRegister(port) & bit) return HIGH;
+ return LOW;
+}
diff --git a/Libraries/arduino/wiring_private.h b/Libraries/arduino/wiring_private.h
new file mode 100644
index 0000000..11f6f00
--- /dev/null
+++ b/Libraries/arduino/wiring_private.h
@@ -0,0 +1,68 @@
+/*
+ wiring_private.h - Internal header file.
+ Part of Arduino - http://www.arduino.cc/
+
+ Copyright (c) 2005-2006 David A. Mellis
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ $Id: wiring.h 239 2007-01-12 17:58:39Z mellis $
+*/
+
+#ifndef WiringPrivate_h
+#define WiringPrivate_h
+
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include <avr/delay.h>
+#include <stdio.h>
+#include <stdarg.h>
+
+#include "wiring.h"
+
+#ifdef __cplusplus
+extern "C"{
+#endif
+
+#ifndef cbi
+#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
+#endif
+#ifndef sbi
+#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
+#endif
+
+#define EXTERNAL_INT_0 0
+#define EXTERNAL_INT_1 1
+#define EXTERNAL_INT_2 2
+#define EXTERNAL_INT_3 3
+#define EXTERNAL_INT_4 4
+#define EXTERNAL_INT_5 5
+#define EXTERNAL_INT_6 6
+#define EXTERNAL_INT_7 7
+
+#if defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
+#define EXTERNAL_NUM_INTERRUPTS 8
+#else
+#define EXTERNAL_NUM_INTERRUPTS 2
+#endif
+
+typedef void (*voidFuncPtr)(void);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif
diff --git a/Libraries/arduino/wiring_pulse.c b/Libraries/arduino/wiring_pulse.c
new file mode 100644
index 0000000..8f232f1
--- /dev/null
+++ b/Libraries/arduino/wiring_pulse.c
@@ -0,0 +1,66 @@
+/*
+ wiring_pulse.c - pulseIn() function
+ Part of Arduino - http://www.arduino.cc/
+
+ Copyright (c) 2005-2006 David A. Mellis
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ $Id: wiring.c 248 2007-02-03 15:36:30Z mellis $
+*/
+
+#include "wiring_private.h"
+#include "pins_arduino.h"
+
+/* Measures the length (in microseconds) of a pulse on the pin; state is HIGH
+ * or LOW, the type of pulse to measure. Works on pulses from 2-3 microseconds
+ * to 3 minutes in length, but must be called at least a few dozen microseconds
+ * before the start of the pulse. */
+unsigned long pulseIn(uint8_t pin, uint8_t state, unsigned long timeout)
+{
+ // cache the port and bit of the pin in order to speed up the
+ // pulse width measuring loop and achieve finer resolution. calling
+ // digitalRead() instead yields much coarser resolution.
+ uint8_t bit = digitalPinToBitMask(pin);
+ uint8_t port = digitalPinToPort(pin);
+ uint8_t stateMask = (state ? bit : 0);
+ unsigned long width = 0; // keep initialization out of time critical area
+
+ // convert the timeout from microseconds to a number of times through
+ // the initial loop; it takes 16 clock cycles per iteration.
+ unsigned long numloops = 0;
+ unsigned long maxloops = microsecondsToClockCycles(timeout) / 16;
+
+ // wait for any previous pulse to end
+ while ((*portInputRegister(port) & bit) == stateMask)
+ if (numloops++ == maxloops)
+ return 0;
+
+ // wait for the pulse to start
+ while ((*portInputRegister(port) & bit) != stateMask)
+ if (numloops++ == maxloops)
+ return 0;
+
+ // wait for the pulse to stop
+ while ((*portInputRegister(port) & bit) == stateMask)
+ width++;
+
+ // convert the reading to microseconds. The loop has been determined
+ // to be 10 clock cycles long and have about 16 clocks between the edge
+ // and the start of the loop. There will be some error introduced by
+ // the interrupt handlers.
+ return clockCyclesToMicroseconds(width * 10 + 16);
+}
diff --git a/Libraries/arduino/wiring_shift.c b/Libraries/arduino/wiring_shift.c
new file mode 100644
index 0000000..cfe7867
--- /dev/null
+++ b/Libraries/arduino/wiring_shift.c
@@ -0,0 +1,55 @@
+/*
+ wiring_shift.c - shiftOut() function
+ Part of Arduino - http://www.arduino.cc/
+
+ Copyright (c) 2005-2006 David A. Mellis
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library; if not, write to the
+ Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ Boston, MA 02111-1307 USA
+
+ $Id: wiring.c 248 2007-02-03 15:36:30Z mellis $
+*/
+
+#include "wiring_private.h"
+
+uint8_t shiftIn(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder) {
+ uint8_t value = 0;
+ uint8_t i;
+
+ for (i = 0; i < 8; ++i) {
+ digitalWrite(clockPin, HIGH);
+ if (bitOrder == LSBFIRST)
+ value |= digitalRead(dataPin) << i;
+ else
+ value |= digitalRead(dataPin) << (7 - i);
+ digitalWrite(clockPin, LOW);
+ }
+ return value;
+}
+
+void shiftOut(uint8_t dataPin, uint8_t clockPin, uint8_t bitOrder, uint8_t val)
+{
+ uint8_t i;
+
+ for (i = 0; i < 8; i++) {
+ if (bitOrder == LSBFIRST)
+ digitalWrite(dataPin, !!(val & (1 << i)));
+ else
+ digitalWrite(dataPin, !!(val & (1 << (7 - i))));
+
+ digitalWrite(clockPin, HIGH);
+ digitalWrite(clockPin, LOW);
+ }
+}
diff --git a/Libraries/avrmidi/.gitignore b/Libraries/avrmidi/.gitignore
new file mode 100644
index 0000000..e53a2a5
--- /dev/null
+++ b/Libraries/avrmidi/.gitignore
@@ -0,0 +1,6 @@
+*.o
+*.hex
+*.out
+*.map
+*.swp
+*.gz
diff --git a/Libraries/avrmidi/COPYING b/Libraries/avrmidi/COPYING
new file mode 100644
index 0000000..94a9ed0
--- /dev/null
+++ b/Libraries/avrmidi/COPYING
@@ -0,0 +1,674 @@
+ GNU GENERAL PUBLIC LICENSE
+ Version 3, 29 June 2007
+
+ Copyright (C) 2007 Free Software Foundation, Inc. <http://fsf.org/>
+ Everyone is permitted to copy and distribute verbatim copies
+ of this license document, but changing it is not allowed.
+
+ Preamble
+
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+any implied license or other defenses to infringement that may
+otherwise be available to you under applicable patent law.
+
+ 12. No Surrender of Others' Freedom.
+
+ If conditions are imposed on you (whether by court order, agreement or
+otherwise) that contradict the conditions of this License, they do not
+excuse you from the conditions of this License. If you cannot convey a
+covered work so as to satisfy simultaneously your obligations under this
+License and any other pertinent obligations, then as a consequence you may
+not convey it at all. For example, if you agree to terms that obligate you
+to collect a royalty for further conveying from those to whom you convey
+the Program, the only way you could satisfy both those terms and this
+License would be to refrain entirely from conveying the Program.
+
+ 13. Use with the GNU Affero General Public License.
+
+ Notwithstanding any other provision of this License, you have
+permission to link or combine any covered work with a work licensed
+under version 3 of the GNU Affero General Public License into a single
+combined work, and to convey the resulting work. The terms of this
+License will continue to apply to the part which is the covered work,
+but the special requirements of the GNU Affero General Public License,
+section 13, concerning interaction through a network will apply to the
+combination as such.
+
+ 14. Revised Versions of this License.
+
+ The Free Software Foundation may publish revised and/or new versions of
+the GNU General Public License from time to time. Such new versions will
+be similar in spirit to the present version, but may differ in detail to
+address new problems or concerns.
+
+ Each version is given a distinguishing version number. If the
+Program specifies that a certain numbered version of the GNU General
+Public License "or any later version" applies to it, you have the
+option of following the terms and conditions either of that numbered
+version or of any later version published by the Free Software
+Foundation. If the Program does not specify a version number of the
+GNU General Public License, you may choose any version ever published
+by the Free Software Foundation.
+
+ If the Program specifies that a proxy can decide which future
+versions of the GNU General Public License can be used, that proxy's
+public statement of acceptance of a version permanently authorizes you
+to choose that version for the Program.
+
+ Later license versions may give you additional or different
+permissions. However, no additional obligations are imposed on any
+author or copyright holder as a result of your choosing to follow a
+later version.
+
+ 15. Disclaimer of Warranty.
+
+ THERE IS NO WARRANTY FOR THE PROGRAM, TO THE EXTENT PERMITTED BY
+APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT
+HOLDERS AND/OR OTHER PARTIES PROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY
+OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO,
+THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE PROGRAM
+IS WITH YOU. SHOULD THE PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF
+ALL NECESSARY SERVICING, REPAIR OR CORRECTION.
+
+ 16. Limitation of Liability.
+
+ IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
+WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MODIFIES AND/OR CONVEYS
+THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY
+GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE
+USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED TO LOSS OF
+DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD
+PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER PROGRAMS),
+EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF
+SUCH DAMAGES.
+
+ 17. Interpretation of Sections 15 and 16.
+
+ If the disclaimer of warranty and limitation of liability provided
+above cannot be given local legal effect according to their terms,
+reviewing courts shall apply local law that most closely approximates
+an absolute waiver of all civil liability in connection with the
+Program, unless a warranty or assumption of liability accompanies a
+copy of the Program in return for a fee.
+
+ END OF TERMS AND CONDITIONS
+
+ How to Apply These Terms to Your New Programs
+
+ If you develop a new program, and you want it to be of the greatest
+possible use to the public, the best way to achieve this is to make it
+free software which everyone can redistribute and change under these terms.
+
+ To do so, attach the following notices to the program. It is safest
+to attach them to the start of each source file to most effectively
+state the exclusion of warranty; and each file should have at least
+the "copyright" line and a pointer to where the full notice is found.
+
+ <one line to give the program's name and a brief idea of what it does.>
+ Copyright (C) <year> <name of author>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+Also add information on how to contact you by electronic and paper mail.
+
+ If the program does terminal interaction, make it output a short
+notice like this when it starts in an interactive mode:
+
+ <program> Copyright (C) <year> <name of author>
+ This program comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
+ This is free software, and you are welcome to redistribute it
+ under certain conditions; type `show c' for details.
+
+The hypothetical commands `show w' and `show c' should show the appropriate
+parts of the General Public License. Of course, your program's commands
+might be different; for a GUI interface, you would use an "about box".
+
+ You should also get your employer (if you work as a programmer) or school,
+if any, to sign a "copyright disclaimer" for the program, if necessary.
+For more information on this, and how to apply and follow the GNU GPL, see
+<http://www.gnu.org/licenses/>.
+
+ The GNU General Public License does not permit incorporating your program
+into proprietary programs. If your program is a subroutine library, you
+may consider it more useful to permit linking proprietary applications with
+the library. If this is what you want to do, use the GNU Lesser General
+Public License instead of this License. But first, please read
+<http://www.gnu.org/philosophy/why-not-lgpl.html>.
diff --git a/Libraries/avrmidi/Makefile b/Libraries/avrmidi/Makefile
new file mode 100644
index 0000000..e292826
--- /dev/null
+++ b/Libraries/avrmidi/Makefile
@@ -0,0 +1,41 @@
+MCU=atmega8
+CC=avr-gcc
+OBJCOPY=avr-objcopy
+# optimize for size:
+CFLAGS=-g -mmcu=$(MCU) -Wall -Wstrict-prototypes -Os -mcall-prologues
+PORT=/dev/ttyUSB0
+PART=ATmega8
+UISP = uisp -dprog=stk500 -dserial=/dev/ttyUSB0 -dpart=$(PART)
+
+VERSION = 0.2.develop
+DISTDIR = avr-midi.${VERSION}
+
+#-------------------
+current: examples
+#-------------------
+
+examples:
+ cd examples && make
+
+.c.o:
+ @echo CC $<
+ @$(CC) -c $(CFLAGS) -Os -o $*.o $<
+
+dist: clean
+ mkdir -p ${DISTDIR}
+ cp -R COPYING Makefile *.c *.h README examples/ test/ bytequeue/ ${DISTDIR}
+ tar -czf ${DISTDIR}.tar.gz ${DISTDIR}
+ rm -rf ${DISTDIR}
+
+post: dist
+ scp ${DISTDIR}.tar.gz x37v.info:x37v.info/projects/microcontroller/avr-midi/files/
+ scp basic.c x37v.info:x37v.info/projects/microcontroller/avr-midi/
+
+clean:
+ rm -f *.o *.map *.out *.hex *.tar.gz */*.o
+ cd examples/ && make clean
+ cd test/ && make clean
+
+.PHONY: examples
+
+all: examples
diff --git a/Libraries/avrmidi/README b/Libraries/avrmidi/README
new file mode 100644
index 0000000..d253a94
--- /dev/null
+++ b/Libraries/avrmidi/README
@@ -0,0 +1,15 @@
+embedded midi is a library written by Alex Norman.
+
+This project used to be called avr-midi but it should be useful for other C
+projects, thought it is intended for embedded work, so that is why it has been
+renamed.
+
+It is licenced with the GPL v3 licence, see the file "COPYING" for more info.
+
+Please send me bug info, bug fixes, general improvements, etc. alex@x37v.info
+
+This is the development version which has only been tested on a atmega32u2.
+
+my website is here:
+http://www.x37v.info
+
diff --git a/Libraries/avrmidi/bytequeue.c b/Libraries/avrmidi/bytequeue.c
new file mode 100644
index 0000000..e434956
--- /dev/null
+++ b/Libraries/avrmidi/bytequeue.c
@@ -0,0 +1,65 @@
+//this is a single reader [maybe multiple writer?] byte queue
+//Copyright 2008 Alex Norman
+//writen by Alex Norman
+//
+//This file is part of avr-bytequeue.
+//
+//avr-bytequeue is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-bytequeue is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-bytequeue. If not, see <http://www.gnu.org/licenses/>.
+
+#include "bytequeue.h"
+#include "interrupt_setting.h"
+
+void bytequeue_init(byteQueue_t * queue, uint8_t * dataArray, byteQueueIndex_t arrayLen){
+ queue->length = arrayLen;
+ queue->data = dataArray;
+ queue->start = queue->end = 0;
+}
+
+bool bytequeue_enqueue(byteQueue_t * queue, uint8_t item){
+ interrupt_setting_t setting = store_and_clear_interrupt();
+ //full
+ if(((queue->end + 1) % queue->length) == queue->start){
+ restore_interrupt_setting(setting);
+ return false;
+ } else {
+ queue->data[queue->end] = item;
+ queue->end = (queue->end + 1) % queue->length;
+ restore_interrupt_setting(setting);
+ return true;
+ }
+}
+
+byteQueueIndex_t bytequeue_length(byteQueue_t * queue){
+ byteQueueIndex_t len;
+ interrupt_setting_t setting = store_and_clear_interrupt();
+ if(queue->end >= queue->start)
+ len = queue->end - queue->start;
+ else
+ len = (queue->length - queue->start) + queue->end;
+ restore_interrupt_setting(setting);
+ return len;
+}
+
+//we don't need to avoid interrupts if there is only one reader
+uint8_t bytequeue_get(byteQueue_t * queue, byteQueueIndex_t index){
+ return queue->data[(queue->start + index) % queue->length];
+}
+
+//we just update the start index to remove elements
+void bytequeue_remove(byteQueue_t * queue, byteQueueIndex_t numToRemove){
+ interrupt_setting_t setting = store_and_clear_interrupt();
+ queue->start = (queue->start + numToRemove) % queue->length;
+ restore_interrupt_setting(setting);
+}
+
diff --git a/Libraries/avrmidi/bytequeue.h b/Libraries/avrmidi/bytequeue.h
new file mode 100644
index 0000000..d12df50
--- /dev/null
+++ b/Libraries/avrmidi/bytequeue.h
@@ -0,0 +1,49 @@
+//this is a single reader [maybe multiple writer?] byte queue
+//Copyright 2008 Alex Norman
+//writen by Alex Norman
+//
+//This file is part of avr-bytequeue.
+//
+//avr-bytequeue is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-bytequeue is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-bytequeue. If not, see <http://www.gnu.org/licenses/>.
+#ifndef BYTEQUEUE_H
+#define BYTEQUEUE_H
+#include <inttypes.h>
+#include <stdbool.h>
+
+typedef uint8_t byteQueueIndex_t;
+
+typedef struct {
+ byteQueueIndex_t start;
+ byteQueueIndex_t end;
+ byteQueueIndex_t length;
+ uint8_t * data;
+} byteQueue_t;
+
+//you must have a queue, an array of data which the queue will use, and the length of that array
+void bytequeue_init(byteQueue_t * queue, uint8_t * dataArray, byteQueueIndex_t arrayLen);
+
+//add an item to the queue, returns false if the queue is full
+bool bytequeue_enqueue(byteQueue_t * queue, uint8_t item);
+
+//get the length of the queue
+byteQueueIndex_t bytequeue_length(byteQueue_t * queue);
+
+//this grabs data at the index given [starting at queue->start]
+uint8_t bytequeue_get(byteQueue_t * queue, byteQueueIndex_t index);
+
+//update the index in the queue to reflect data that has been dealt with
+void bytequeue_remove(byteQueue_t * queue, byteQueueIndex_t numToRemove);
+
+#endif
+
diff --git a/Libraries/avrmidi/examples/Makefile b/Libraries/avrmidi/examples/Makefile
new file mode 100644
index 0000000..00470da
--- /dev/null
+++ b/Libraries/avrmidi/examples/Makefile
@@ -0,0 +1,68 @@
+MCU=atmega8
+CC=avr-gcc
+OBJCOPY=avr-objcopy
+# optimize for size:
+CFLAGS=-g -mmcu=$(MCU) -Wall -Wstrict-prototypes -Os -mcall-prologues -I../
+PORT=/dev/ttyUSB0
+PART=ATmega8
+UISP = uisp -dprog=stk500 -dserial=/dev/ttyUSB0 -dpart=$(PART)
+
+#-------------------
+current: basic.hex
+#-------------------
+
+BASICSRC = basic.c ../midi.c ../midi_device.c ../bytequeue.c ../interrupt_setting.c serial_midi.c
+SPITSRC = spit.c ../midi.c serial_midi.c
+
+BASICOBJ = ${BASICSRC:.c=.o}
+SPITOBJ = ${SPITSRC:.c=.o}
+
+.c.o:
+ @echo CC $<
+ @$(CC) -c $(CFLAGS) -Os -o $*.o $<
+
+
+basic.bin : basic.out
+ $(OBJCOPY) -R .eeprom -O binary basic.out basic.bin
+
+basic.hex : basic.out
+ $(OBJCOPY) -R .eeprom -O ihex basic.out basic.hex
+
+basic.out : $(BASICOBJ)
+ $(CC) $(CFLAGS) -o basic.out -Wl,-Map,basic.map $(BASICOBJ)
+
+# load (program) the software
+load_basic: basic.hex
+ $(UISP) --erase
+ $(UISP) --upload --verify if=basic.hex -v=3 --hash=32
+
+
+spit.bin : spit.out
+ $(OBJCOPY) -R .eeprom -O binary spit.out spit.bin
+
+spit.hex : spit.out
+ $(OBJCOPY) -R .eeprom -O ihex spit.out spit.hex
+
+spit.out : $(SPITOBJ)
+ $(CC) $(CFLAGS) -o spit.out -Wl,-Map,spit.map $(SPITOBJ)
+
+load_spit: spit.hex
+ $(UISP) --erase
+ $(UISP) --upload --verify if=spit.hex -v=3 --hash=32
+
+
+fuse_mega16:
+ $(UISP) --wr_fuse_l=0x9f --wr_fuse_h=0xd0
+
+fuse_mega8:
+ $(UISP) --wr_fuse_l=0xef --wr_fuse_h=0xc9
+
+check_fuse:
+ $(UISP) --rd_fuses
+
+#-------------------
+clean:
+ rm -f *.o *.map *.out *.hex *.tar.gz
+#-------------------
+
+all: spit.hex basic.hex
diff --git a/Libraries/avrmidi/examples/basic.c b/Libraries/avrmidi/examples/basic.c
new file mode 100644
index 0000000..a4a844c
--- /dev/null
+++ b/Libraries/avrmidi/examples/basic.c
@@ -0,0 +1,127 @@
+/*
+
+ Here is an example of how to use avr-midi
+ this was written for an atmega16 using a 12Mhz clock in an stk500
+ the switch inputs of the STK500 are connected to PORTC
+
+ switch 0 and 1 increment and decrement [respectively] a midi program and
+ send the appropriate midi program change
+
+ switch 2 sends a note on message when the button is pushed and a note off
+ when the button is released
+
+ the rest of the switches send CC messages, a 1 when the button is down and a
+ 0 when the button is released
+
+*/
+
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include <inttypes.h>
+#include "serial_midi.h"
+
+#define MIDI_CLOCK_12MHZ_OSC 23
+#define MIDI_CLOCK_RATE MIDI_CLOCK_12MHZ_OSC
+
+//how many times to we read the buttons before we say they're valid
+#define INPUT_HISTORY 4
+
+//this is the midi channel we'll be sending on.. 0 is midi channel 1
+#define MIDI_CHAN 0
+
+int main(void) {
+ //index for looping
+ uint8_t i, j;
+ bool consistent;
+ //is the button up
+ bool up;
+ //midi program
+ uint8_t program = 0;
+ //button inputs, for debouncing
+ uint8_t inputs[INPUT_HISTORY];
+ uint8_t curInput = 0;
+ uint8_t lastInput = 0;
+ uint8_t historyIndex = 0;
+
+ //PORTC is in input with internal pullups
+ DDRC = 0x00;
+ PORTC = 0xFF;
+
+ //init the button history
+ for(i = 0; i < INPUT_HISTORY; i++)
+ inputs[i] = 0;
+
+ //init midi, give the clock rate setting, indicate that we want only output
+ MidiDevice * midi_device = serial_midi_init(MIDI_CLOCK_RATE, true, false);
+
+ while(1){
+
+ //grab the inputs
+ inputs[historyIndex] = PINC;
+ curInput = lastInput;
+
+ //debounce inputs
+ //for each input
+ for(i = 0; i < 8; i++){
+ consistent = true;
+ //the STK500 has 1 for up and 0 for down if you're using the on board buttons
+ up = (bool)(0x1 & (inputs[0] >> i));
+ //check the history to make sure we have the same value for this input
+ //for the whole history
+ for(j = 1; j < INPUT_HISTORY; j++){
+ if(up != (bool)(0x1 & (inputs[j] >> i))){
+ consistent = false;
+ break;
+ }
+ }
+ //if we have the same value for the whole history then store it in
+ //curInput
+ if(consistent){
+ if(up) {
+ //store the current input state
+ curInput |= (1 << i);
+ //if the last input was a 0 and the current is a 1
+ if(((lastInput >> i) & 0x1) == 0){
+ //we don't do anything on up for the first two buttons
+ //send the appropriate midi data
+ if(i == 2){
+ midi_send_noteoff(midi_device, MIDI_CHAN, 64, 30);
+ } else if(i > 1)
+ midi_send_cc(midi_device, MIDI_CHAN, i - 3, 0);
+ }
+ } else {
+ //store the current input state
+ curInput &= ~(1 << i);
+ //if the last input was a 1 and the current is a 0
+ if(((lastInput >> i) & 0x1) == 1){
+ //send the appropriate midi data
+ switch(i){
+ case 0:
+ program = (program + 1) % 128;
+ midi_send_programchange(midi_device, MIDI_CHAN, program);
+ break;
+ case 1:
+ program = (program - 1) % 128;
+ midi_send_programchange(midi_device, MIDI_CHAN, program);
+ break;
+ case 2:
+ midi_send_noteon(midi_device, MIDI_CHAN, 64, 127);
+ break;
+ default:
+ midi_send_cc(midi_device, MIDI_CHAN, i - 3, 1);
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ //update the history index
+ historyIndex = (historyIndex + 1) % INPUT_HISTORY;
+ //store the curInput as lastInput for the next loop
+ lastInput = curInput;
+ }
+
+ return 0;
+}
+
diff --git a/Libraries/avrmidi/examples/lufa_midi/Descriptors.c b/Libraries/avrmidi/examples/lufa_midi/Descriptors.c
new file mode 100644
index 0000000..8405b55
--- /dev/null
+++ b/Libraries/avrmidi/examples/lufa_midi/Descriptors.c
@@ -0,0 +1,329 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ *
+ * USB Device Descriptors, for library use when in USB device mode. Descriptors are special
+ * computer-readable structures which the host requests upon device enumeration, to determine
+ * the device's capabilities and functions.
+ */
+
+#include "Descriptors.h"
+
+/** Device descriptor structure. This descriptor, located in FLASH memory, describes the overall
+ * device characteristics, including the supported USB version, control endpoint size and the
+ * number of device configurations. The descriptor is read out by the USB host when the enumeration
+ * process begins.
+ */
+USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
+{
+ .Header = {.Size = sizeof(USB_Descriptor_Device_t), .Type = DTYPE_Device},
+
+ .USBSpecification = VERSION_BCD(01.10),
+ .Class = USB_CSCP_NoDeviceClass,
+ .SubClass = USB_CSCP_NoDeviceSubclass,
+ .Protocol = USB_CSCP_NoDeviceProtocol,
+
+ .Endpoint0Size = FIXED_CONTROL_ENDPOINT_SIZE,
+
+ .VendorID = 0x03EB,
+ .ProductID = 0x2048,
+ .ReleaseNumber = VERSION_BCD(00.01),
+
+ .ManufacturerStrIndex = 0x01,
+ .ProductStrIndex = 0x02,
+ .SerialNumStrIndex = NO_DESCRIPTOR,
+
+ .NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS
+};
+
+/** Configuration descriptor structure. This descriptor, located in FLASH memory, describes the usage
+ * of the device in one of its supported configurations, including information about any device interfaces
+ * and endpoints. The descriptor is read out by the USB host during the enumeration process when selecting
+ * a configuration so that the host may correctly communicate with the USB device.
+ */
+USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
+{
+ .Config =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Configuration_Header_t), .Type = DTYPE_Configuration},
+
+ .TotalConfigurationSize = sizeof(USB_Descriptor_Configuration_t),
+ .TotalInterfaces = 2,
+
+ .ConfigurationNumber = 1,
+ .ConfigurationStrIndex = NO_DESCRIPTOR,
+
+ .ConfigAttributes = (USB_CONFIG_ATTR_BUSPOWERED | USB_CONFIG_ATTR_SELFPOWERED),
+
+ .MaxPowerConsumption = USB_CONFIG_POWER_MA(100)
+ },
+
+ .Audio_ControlInterface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = 0,
+ .AlternateSetting = 0,
+
+ .TotalEndpoints = 0,
+
+ .Class = AUDIO_CSCP_AudioClass,
+ .SubClass = AUDIO_CSCP_ControlSubclass,
+ .Protocol = AUDIO_CSCP_ControlProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .Audio_ControlInterface_SPC =
+ {
+ .Header = {.Size = sizeof(USB_Audio_Descriptor_Interface_AC_t), .Type = DTYPE_CSInterface},
+ .Subtype = AUDIO_DSUBTYPE_CSInterface_Header,
+
+ .ACSpecification = VERSION_BCD(01.00),
+ .TotalLength = sizeof(USB_Audio_Descriptor_Interface_AC_t),
+
+ .InCollection = 1,
+ .InterfaceNumber = 1,
+ },
+
+ .Audio_StreamInterface =
+ {
+ .Header = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
+
+ .InterfaceNumber = 1,
+ .AlternateSetting = 0,
+
+ .TotalEndpoints = 2,
+
+ .Class = AUDIO_CSCP_AudioClass,
+ .SubClass = AUDIO_CSCP_MIDIStreamingSubclass,
+ .Protocol = AUDIO_CSCP_StreamingProtocol,
+
+ .InterfaceStrIndex = NO_DESCRIPTOR
+ },
+
+ .Audio_StreamInterface_SPC =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_AudioInterface_AS_t), .Type = DTYPE_CSInterface},
+ .Subtype = AUDIO_DSUBTYPE_CSInterface_General,
+
+ .AudioSpecification = VERSION_BCD(01.00),
+
+ .TotalLength = (sizeof(USB_Descriptor_Configuration_t) -
+ offsetof(USB_Descriptor_Configuration_t, Audio_StreamInterface_SPC))
+ },
+
+ .MIDI_In_Jack_Emb =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_InputJack_t), .Type = DTYPE_CSInterface},
+ .Subtype = AUDIO_DSUBTYPE_CSInterface_InputTerminal,
+
+ .JackType = MIDI_JACKTYPE_Embedded,
+ .JackID = 0x01,
+
+ .JackStrIndex = NO_DESCRIPTOR
+ },
+
+ .MIDI_In_Jack_Ext =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_InputJack_t), .Type = DTYPE_CSInterface},
+ .Subtype = AUDIO_DSUBTYPE_CSInterface_InputTerminal,
+
+ .JackType = MIDI_JACKTYPE_External,
+ .JackID = 0x02,
+
+ .JackStrIndex = NO_DESCRIPTOR
+ },
+
+ .MIDI_Out_Jack_Emb =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_OutputJack_t), .Type = DTYPE_CSInterface},
+ .Subtype = AUDIO_DSUBTYPE_CSInterface_OutputTerminal,
+
+ .JackType = MIDI_JACKTYPE_Embedded,
+ .JackID = 0x03,
+
+ .NumberOfPins = 1,
+ .SourceJackID = {0x02},
+ .SourcePinID = {0x01},
+
+ .JackStrIndex = NO_DESCRIPTOR
+ },
+
+ .MIDI_Out_Jack_Ext =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_OutputJack_t), .Type = DTYPE_CSInterface},
+ .Subtype = AUDIO_DSUBTYPE_CSInterface_OutputTerminal,
+
+ .JackType = MIDI_JACKTYPE_External,
+ .JackID = 0x04,
+
+ .NumberOfPins = 1,
+ .SourceJackID = {0x01},
+ .SourcePinID = {0x01},
+
+ .JackStrIndex = NO_DESCRIPTOR
+ },
+
+ .MIDI_In_Jack_Endpoint =
+ {
+ .Endpoint =
+ {
+ .Header = {.Size = sizeof(USB_Audio_Descriptor_StreamEndpoint_Std_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = (ENDPOINT_DESCRIPTOR_DIR_OUT | MIDI_STREAM_OUT_EPNUM),
+ .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = MIDI_STREAM_EPSIZE,
+ .PollingIntervalMS = 0
+ },
+
+ .Refresh = 0,
+ .SyncEndpointNumber = 0
+ },
+
+ .MIDI_In_Jack_Endpoint_SPC =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_Jack_Endpoint_t), .Type = DTYPE_CSEndpoint},
+ .Subtype = AUDIO_DSUBTYPE_CSEndpoint_General,
+
+ .TotalEmbeddedJacks = 0x01,
+ .AssociatedJackID = {0x01}
+ },
+
+ .MIDI_Out_Jack_Endpoint =
+ {
+ .Endpoint =
+ {
+ .Header = {.Size = sizeof(USB_Audio_Descriptor_StreamEndpoint_Std_t), .Type = DTYPE_Endpoint},
+
+ .EndpointAddress = (ENDPOINT_DESCRIPTOR_DIR_IN | MIDI_STREAM_IN_EPNUM),
+ .Attributes = (EP_TYPE_BULK | ENDPOINT_ATTR_NO_SYNC | ENDPOINT_USAGE_DATA),
+ .EndpointSize = MIDI_STREAM_EPSIZE,
+ .PollingIntervalMS = 0
+ },
+
+ .Refresh = 0,
+ .SyncEndpointNumber = 0
+ },
+
+ .MIDI_Out_Jack_Endpoint_SPC =
+ {
+ .Header = {.Size = sizeof(USB_MIDI_Descriptor_Jack_Endpoint_t), .Type = DTYPE_CSEndpoint},
+ .Subtype = AUDIO_DSUBTYPE_CSEndpoint_General,
+
+ .TotalEmbeddedJacks = 0x01,
+ .AssociatedJackID = {0x03}
+ }
+};
+
+/** Language descriptor structure. This descriptor, located in FLASH memory, is returned when the host requests
+ * the string descriptor with index 0 (the first index). It is actually an array of 16-bit integers, which indicate
+ * via the language ID table available at USB.org what languages the device supports for its string descriptors.
+ */
+USB_Descriptor_String_t PROGMEM LanguageString =
+{
+ .Header = {.Size = USB_STRING_LEN(1), .Type = DTYPE_String},
+
+ .UnicodeString = {LANGUAGE_ID_ENG}
+};
+
+/** Manufacturer descriptor string. This is a Unicode string containing the manufacturer's details in human readable
+ * form, and is read out upon request by the host when the appropriate string ID is requested, listed in the Device
+ * Descriptor.
+ */
+USB_Descriptor_String_t PROGMEM ManufacturerString =
+{
+ .Header = {.Size = USB_STRING_LEN(11), .Type = DTYPE_String},
+
+ .UnicodeString = L"Dean Camera"
+};
+
+/** Product descriptor string. This is a Unicode string containing the product's details in human readable form,
+ * and is read out upon request by the host when the appropriate string ID is requested, listed in the Device
+ * Descriptor.
+ */
+USB_Descriptor_String_t PROGMEM ProductString =
+{
+ .Header = {.Size = USB_STRING_LEN(17), .Type = DTYPE_String},
+
+ .UnicodeString = L"embedded usb midi"
+};
+
+/** This function is called by the library when in device mode, and must be overridden (see library "USB Descriptors"
+ * documentation) by the application code so that the address and size of a requested descriptor can be given
+ * to the USB library. When the device receives a Get Descriptor request on the control endpoint, this function
+ * is called so that the descriptor details can be passed back and the appropriate descriptor sent back to the
+ * USB host.
+ */
+uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
+ const uint8_t wIndex,
+ const void** const DescriptorAddress)
+{
+ const uint8_t DescriptorType = (wValue >> 8);
+ const uint8_t DescriptorNumber = (wValue & 0xFF);
+
+ const void* Address = NULL;
+ uint16_t Size = NO_DESCRIPTOR;
+
+ switch (DescriptorType)
+ {
+ case DTYPE_Device:
+ Address = &DeviceDescriptor;
+ Size = sizeof(USB_Descriptor_Device_t);
+ break;
+ case DTYPE_Configuration:
+ Address = &ConfigurationDescriptor;
+ Size = sizeof(USB_Descriptor_Configuration_t);
+ break;
+ case DTYPE_String:
+ switch (DescriptorNumber)
+ {
+ case 0x00:
+ Address = &LanguageString;
+ Size = pgm_read_byte(&LanguageString.Header.Size);
+ break;
+ case 0x01:
+ Address = &ManufacturerString;
+ Size = pgm_read_byte(&ManufacturerString.Header.Size);
+ break;
+ case 0x02:
+ Address = &ProductString;
+ Size = pgm_read_byte(&ProductString.Header.Size);
+ break;
+ }
+
+ break;
+ }
+
+ *DescriptorAddress = Address;
+ return Size;
+}
+
diff --git a/Libraries/avrmidi/examples/lufa_midi/Descriptors.h b/Libraries/avrmidi/examples/lufa_midi/Descriptors.h
new file mode 100644
index 0000000..b56fb6f
--- /dev/null
+++ b/Libraries/avrmidi/examples/lufa_midi/Descriptors.h
@@ -0,0 +1,83 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ *
+ * Header file for Descriptors.c.
+ */
+
+#ifndef _DESCRIPTORS_H_
+#define _DESCRIPTORS_H_
+
+ /* Includes: */
+ #include <LUFA/Drivers/USB/USB.h>
+
+ #include <avr/pgmspace.h>
+
+ /* Macros: */
+ /** Endpoint number of the MIDI streaming data IN endpoint, for device-to-host data transfers. */
+ #define MIDI_STREAM_IN_EPNUM 2
+
+ /** Endpoint number of the MIDI streaming data OUT endpoint, for host-to-device data transfers. */
+ #define MIDI_STREAM_OUT_EPNUM 1
+
+ /** Endpoint size in bytes of the Audio isochronous streaming data IN and OUT endpoints. */
+ #define MIDI_STREAM_EPSIZE 64
+
+ /* Type Defines: */
+ /** Type define for the device configuration descriptor structure. This must be defined in the
+ * application code, as the configuration descriptor contains several sub-descriptors which
+ * vary between devices, and which describe the device's usage to the host.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Configuration_Header_t Config;
+ USB_Descriptor_Interface_t Audio_ControlInterface;
+ USB_Audio_Descriptor_Interface_AC_t Audio_ControlInterface_SPC;
+ USB_Descriptor_Interface_t Audio_StreamInterface;
+ USB_MIDI_Descriptor_AudioInterface_AS_t Audio_StreamInterface_SPC;
+ USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Emb;
+ USB_MIDI_Descriptor_InputJack_t MIDI_In_Jack_Ext;
+ USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Emb;
+ USB_MIDI_Descriptor_OutputJack_t MIDI_Out_Jack_Ext;
+ USB_Audio_Descriptor_StreamEndpoint_Std_t MIDI_In_Jack_Endpoint;
+ USB_MIDI_Descriptor_Jack_Endpoint_t MIDI_In_Jack_Endpoint_SPC;
+ USB_Audio_Descriptor_StreamEndpoint_Std_t MIDI_Out_Jack_Endpoint;
+ USB_MIDI_Descriptor_Jack_Endpoint_t MIDI_Out_Jack_Endpoint_SPC;
+ } USB_Descriptor_Configuration_t;
+
+ /* Function Prototypes: */
+ uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
+ const uint8_t wIndex,
+ const void** const DescriptorAddress)
+ ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
+
+#endif
+
diff --git a/Libraries/avrmidi/examples/lufa_midi/main.c b/Libraries/avrmidi/examples/lufa_midi/main.c
new file mode 100644
index 0000000..09732e6
--- /dev/null
+++ b/Libraries/avrmidi/examples/lufa_midi/main.c
@@ -0,0 +1,20 @@
+#include "midi_usb.h"
+
+//this example simply echos midi back, for now
+
+void fallthrough_callback(MidiDevice * device, uint8_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2){
+ midi_send_data(device, cnt, byte0, byte1, byte2);
+}
+
+int main(void) {
+ MidiDevice usb_midi;
+
+ midi_usb_init(&usb_midi);
+ midi_register_fallthrough_callback(&usb_midi, fallthrough_callback);
+
+ while(1){
+ midi_device_process(&usb_midi);
+ }
+
+ return 0;
+}
diff --git a/Libraries/avrmidi/examples/lufa_midi/makefile b/Libraries/avrmidi/examples/lufa_midi/makefile
new file mode 100644
index 0000000..954c8fd
--- /dev/null
+++ b/Libraries/avrmidi/examples/lufa_midi/makefile
@@ -0,0 +1,719 @@
+# Hey Emacs, this is a -*- makefile -*-
+#----------------------------------------------------------------------------
+# WinAVR Makefile Template written by Eric B. Weddington, Jörg Wunsch, et al.
+# >> Modified for use with the LUFA project. <<
+#
+# Released to the Public Domain
+#
+# Additional material for this makefile was written by:
+# Peter Fleury
+# Tim Henigan
+# Colin O'Flynn
+# Reiner Patommel
+# Markus Pfaff
+# Sander Pool
+# Frederik Rouleau
+# Carlos Lamas
+# Dean Camera
+# Opendous Inc.
+# Denver Gingerich
+#
+#----------------------------------------------------------------------------
+# On command line:
+#
+# make all = Make software.
+#
+# make clean = Clean out built project files.
+#
+# make coff = Convert ELF to AVR COFF.
+#
+# make extcoff = Convert ELF to AVR Extended COFF.
+#
+# make program = Download the hex file to the device, using avrdude.
+# Please customize the avrdude settings below first!
+#
+# make dfu = Download the hex file to the device, using dfu-programmer (must
+# have dfu-programmer installed).
+#
+# make flip = Download the hex file to the device, using Atmel FLIP (must
+# have Atmel FLIP installed).
+#
+# make dfu-ee = Download the eeprom file to the device, using dfu-programmer
+# (must have dfu-programmer installed).
+#
+# make flip-ee = Download the eeprom file to the device, using Atmel FLIP
+# (must have Atmel FLIP installed).
+#
+# make doxygen = Generate DoxyGen documentation for the project (must have
+# DoxyGen installed)
+#
+# make debug = Start either simulavr or avarice as specified for debugging,
+# with avr-gdb or avr-insight as the front end for debugging.
+#
+# make filename.s = Just compile filename.c into the assembler code only.
+#
+# make filename.i = Create a preprocessed source file for use in submitting
+# bug reports to the GCC project.
+#
+# To rebuild project do "make clean" then "make all".
+#----------------------------------------------------------------------------
+
+
+# MCU name
+MCU = atmega32u2
+
+
+# Target board (see library "Board Types" documentation, NONE for projects not requiring
+# LUFA board drivers). If USER is selected, put custom board drivers in a directory called
+# "Board" inside the application directory.
+BOARD = NONE
+
+
+# Processor frequency.
+# This will define a symbol, F_CPU, in all source code files equal to the
+# processor frequency in Hz. You can then use this symbol in your source code to
+# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
+# automatically to create a 32-bit value in your source code.
+#
+# This will be an integer division of F_CLOCK below, as it is sourced by
+# F_CLOCK after it has run through any CPU prescalers. Note that this value
+# does not *change* the processor frequency - it should merely be updated to
+# reflect the processor speed set externally so that the code can use accurate
+# software delays.
+F_CPU = 16000000
+
+
+# Input clock frequency.
+# This will define a symbol, F_CLOCK, in all source code files equal to the
+# input clock frequency (before any prescaling is performed) in Hz. This value may
+# differ from F_CPU if prescaling is used on the latter, and is required as the
+# raw input clock is fed directly to the PLL sections of the AVR for high speed
+# clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
+# at the end, this will be done automatically to create a 32-bit value in your
+# source code.
+#
+# If no clock division is performed on the input clock inside the AVR (via the
+# CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
+F_CLOCK = $(F_CPU)
+
+
+# Output format. (can be srec, ihex, binary)
+FORMAT = ihex
+
+
+# Target file name (without extension).
+TARGET = MIDI
+
+
+# Object files directory
+# To put object files in current directory, use a dot (.), do NOT make
+# this an empty or blank macro!
+OBJDIR = .
+
+
+# Path to the LUFA library
+LUFA_PATH = ../../../lufa_101122_beta3/
+
+
+# LUFA library compile-time options and predefined tokens
+LUFA_OPTS = -D USB_DEVICE_ONLY
+LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
+LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
+LUFA_OPTS += -D USE_FLASH_DESCRIPTORS
+LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"
+
+
+# Create the LUFA source path variables by including the LUFA root makefile
+include $(LUFA_PATH)/LUFA/makefile
+
+
+# List C source files here. (C dependencies are automatically generated.)
+SRC = midi_usb.c \
+ Descriptors.c \
+ main.c \
+ ../../midi.c \
+ ../../midi_device.c \
+ ../../bytequeue/bytequeue.c \
+ ../../bytequeue/interrupt_setting.c \
+ $(LUFA_SRC_USB) \
+ $(LUFA_SRC_USBCLASS)
+
+
+# List C++ source files here. (C dependencies are automatically generated.)
+CPPSRC =
+
+
+# List Assembler source files here.
+# Make them always end in a capital .S. Files ending in a lowercase .s
+# will not be considered source files but generated files (assembler
+# output from the compiler), and will be deleted upon "make clean"!
+# Even though the DOS/Win* filesystem matches both .s and .S the same,
+# it will preserve the spelling of the filenames, and gcc itself does
+# care about how the name is spelled on its command-line.
+ASRC =
+
+
+# Optimization level, can be [0, 1, 2, 3, s].
+# 0 = turn off optimization. s = optimize for size.
+# (Note: 3 is not always the best optimization level. See avr-libc FAQ.)
+OPT = s
+
+
+# Debugging format.
+# Native formats for AVR-GCC's -g are dwarf-2 [default] or stabs.
+# AVR Studio 4.10 requires dwarf-2.
+# AVR [Extended] COFF format requires stabs, plus an avr-objcopy run.
+DEBUG = dwarf-2
+
+
+# List any extra directories to look for include files here.
+# Each directory must be seperated by a space.
+# Use forward slashes for directory separators.
+# For a directory that has spaces, enclose it in quotes.
+EXTRAINCDIRS = $(LUFA_PATH)/ ../../
+
+
+# Compiler flag to set the C Standard level.
+# c89 = "ANSI" C
+# gnu89 = c89 plus GCC extensions
+# c99 = ISO C99 standard (not yet fully implemented)
+# gnu99 = c99 plus GCC extensions
+CSTANDARD = -std=c99
+
+
+# Place -D or -U options here for C sources
+CDEFS = -DF_CPU=$(F_CPU)UL
+CDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CDEFS += -DBOARD=BOARD_$(BOARD)
+CDEFS += $(LUFA_OPTS)
+
+
+# Place -D or -U options here for ASM sources
+ADEFS = -DF_CPU=$(F_CPU)
+ADEFS += -DF_CLOCK=$(F_CLOCK)UL
+ADEFS += -DBOARD=BOARD_$(BOARD)
+ADEFS += $(LUFA_OPTS)
+
+# Place -D or -U options here for C++ sources
+CPPDEFS = -DF_CPU=$(F_CPU)UL
+CPPDEFS += -DF_CLOCK=$(F_CLOCK)UL
+CPPDEFS += -DBOARD=BOARD_$(BOARD)
+CPPDEFS += $(LUFA_OPTS)
+#CPPDEFS += -D__STDC_LIMIT_MACROS
+#CPPDEFS += -D__STDC_CONSTANT_MACROS
+
+
+
+#---------------- Compiler Options C ----------------
+# -g*: generate debugging information
+# -O*: optimization level
+# -f...: tuning, see GCC manual and avr-libc documentation
+# -Wall...: warning level
+# -Wa,...: tell GCC to pass this to the assembler.
+# -adhlns...: create assembler listing
+CFLAGS = -g$(DEBUG)
+CFLAGS += $(CDEFS)
+CFLAGS += -O$(OPT)
+CFLAGS += -funsigned-char
+CFLAGS += -funsigned-bitfields
+CFLAGS += -ffunction-sections
+CFLAGS += -fno-inline-small-functions
+CFLAGS += -fpack-struct
+CFLAGS += -fshort-enums
+CFLAGS += -fno-strict-aliasing
+CFLAGS += -Wall
+CFLAGS += -Wstrict-prototypes
+#CFLAGS += -mshort-calls
+#CFLAGS += -fno-unit-at-a-time
+#CFLAGS += -Wundef
+#CFLAGS += -Wunreachable-code
+#CFLAGS += -Wsign-compare
+CFLAGS += -Wa,-adhlns=$(<:%.c=$(OBJDIR)/%.lst)
+CFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
+CFLAGS += $(CSTANDARD)
+
+
+#---------------- Compiler Options C++ ----------------
+# -g*: generate debugging information
+# -O*: optimization level
+# -f...: tuning, see GCC manual and avr-libc documentation
+# -Wall...: warning level
+# -Wa,...: tell GCC to pass this to the assembler.
+# -adhlns...: create assembler listing
+CPPFLAGS = -g$(DEBUG)
+CPPFLAGS += $(CPPDEFS)
+CPPFLAGS += -O$(OPT)
+CPPFLAGS += -funsigned-char
+CPPFLAGS += -funsigned-bitfields
+CPPFLAGS += -fpack-struct
+CPPFLAGS += -fshort-enums
+CPPFLAGS += -fno-exceptions
+CPPFLAGS += -Wall
+CPPFLAGS += -Wundef
+#CPPFLAGS += -mshort-calls
+#CPPFLAGS += -fno-unit-at-a-time
+#CPPFLAGS += -Wstrict-prototypes
+#CPPFLAGS += -Wunreachable-code
+#CPPFLAGS += -Wsign-compare
+CPPFLAGS += -Wa,-adhlns=$(<:%.cpp=$(OBJDIR)/%.lst)
+CPPFLAGS += $(patsubst %,-I%,$(EXTRAINCDIRS))
+#CPPFLAGS += $(CSTANDARD)
+
+
+#---------------- Assembler Options ----------------
+# -Wa,...: tell GCC to pass this to the assembler.
+# -adhlns: create listing
+# -gstabs: have the assembler create line number information; note that
+# for use in COFF files, additional information about filenames
+# and function names needs to be present in the assembler source
+# files -- see avr-libc docs [FIXME: not yet described there]
+# -listing-cont-lines: Sets the maximum number of continuation lines of hex
+# dump that will be displayed for a given single line of source input.
+ASFLAGS = $(ADEFS) -Wa,-adhlns=$(<:%.S=$(OBJDIR)/%.lst),-gstabs,--listing-cont-lines=100
+
+
+#---------------- Library Options ----------------
+# Minimalistic printf version
+PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min
+
+# Floating point printf version (requires MATH_LIB = -lm below)
+PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt
+
+# If this is left blank, then it will use the Standard printf version.
+PRINTF_LIB =
+#PRINTF_LIB = $(PRINTF_LIB_MIN)
+#PRINTF_LIB = $(PRINTF_LIB_FLOAT)
+
+
+# Minimalistic scanf version
+SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min
+
+# Floating point + %[ scanf version (requires MATH_LIB = -lm below)
+SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt
+
+# If this is left blank, then it will use the Standard scanf version.
+SCANF_LIB =
+#SCANF_LIB = $(SCANF_LIB_MIN)
+#SCANF_LIB = $(SCANF_LIB_FLOAT)
+
+
+MATH_LIB = -lm
+
+
+# List any extra directories to look for libraries here.
+# Each directory must be seperated by a space.
+# Use forward slashes for directory separators.
+# For a directory that has spaces, enclose it in quotes.
+EXTRALIBDIRS =
+
+
+
+#---------------- External Memory Options ----------------
+
+# 64 KB of external RAM, starting after internal RAM (ATmega128!),
+# used for variables (.data/.bss) and heap (malloc()).
+#EXTMEMOPTS = -Wl,-Tdata=0x801100,--defsym=__heap_end=0x80ffff
+
+# 64 KB of external RAM, starting after internal RAM (ATmega128!),
+# only used for heap (malloc()).
+#EXTMEMOPTS = -Wl,--section-start,.data=0x801100,--defsym=__heap_end=0x80ffff
+
+EXTMEMOPTS =
+
+
+
+#---------------- Linker Options ----------------
+# -Wl,...: tell GCC to pass this to linker.
+# -Map: create map file
+# --cref: add cross reference to map file
+LDFLAGS = -Wl,-Map=$(TARGET).map,--cref
+LDFLAGS += -Wl,--relax
+LDFLAGS += -Wl,--gc-sections
+LDFLAGS += $(EXTMEMOPTS)
+LDFLAGS += $(patsubst %,-L%,$(EXTRALIBDIRS))
+LDFLAGS += $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)
+#LDFLAGS += -T linker_script.x
+
+
+
+#---------------- Programming Options (avrdude) ----------------
+
+# Programming hardware
+# Type: avrdude -c ?
+# to get a full listing.
+#
+AVRDUDE_PROGRAMMER = jtagmkII
+
+# com1 = serial port. Use lpt1 to connect to parallel port.
+AVRDUDE_PORT = usb
+
+AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
+#AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep
+
+
+# Uncomment the following if you want avrdude's erase cycle counter.
+# Note that this counter needs to be initialized first using -Yn,
+# see avrdude manual.
+#AVRDUDE_ERASE_COUNTER = -y
+
+# Uncomment the following if you do /not/ wish a verification to be
+# performed after programming the device.
+#AVRDUDE_NO_VERIFY = -V
+
+# Increase verbosity level. Please use this when submitting bug
+# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude>
+# to submit bug reports.
+#AVRDUDE_VERBOSE = -v -v
+
+AVRDUDE_FLAGS = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER)
+AVRDUDE_FLAGS += $(AVRDUDE_NO_VERIFY)
+AVRDUDE_FLAGS += $(AVRDUDE_VERBOSE)
+AVRDUDE_FLAGS += $(AVRDUDE_ERASE_COUNTER)
+
+
+
+#---------------- Debugging Options ----------------
+
+# For simulavr only - target MCU frequency.
+DEBUG_MFREQ = $(F_CPU)
+
+# Set the DEBUG_UI to either gdb or insight.
+# DEBUG_UI = gdb
+DEBUG_UI = insight
+
+# Set the debugging back-end to either avarice, simulavr.
+DEBUG_BACKEND = avarice
+#DEBUG_BACKEND = simulavr
+
+# GDB Init Filename.
+GDBINIT_FILE = __avr_gdbinit
+
+# When using avarice settings for the JTAG
+JTAG_DEV = /dev/com1
+
+# Debugging port used to communicate between GDB / avarice / simulavr.
+DEBUG_PORT = 4242
+
+# Debugging host used to communicate between GDB / avarice / simulavr, normally
+# just set to localhost unless doing some sort of crazy debugging when
+# avarice is running on a different computer.
+DEBUG_HOST = localhost
+
+
+
+#============================================================================
+
+
+# Define programs and commands.
+SHELL = sh
+CC = avr-gcc
+OBJCOPY = avr-objcopy
+OBJDUMP = avr-objdump
+SIZE = avr-size
+AR = avr-ar rcs
+NM = avr-nm
+AVRDUDE = avrdude
+REMOVE = rm -f
+REMOVEDIR = rm -rf
+COPY = cp
+WINSHELL = cmd
+
+
+# Define Messages
+# English
+MSG_ERRORS_NONE = Errors: none
+MSG_BEGIN = -------- begin --------
+MSG_END = -------- end --------
+MSG_SIZE_BEFORE = Size before:
+MSG_SIZE_AFTER = Size after:
+MSG_COFF = Converting to AVR COFF:
+MSG_EXTENDED_COFF = Converting to AVR Extended COFF:
+MSG_FLASH = Creating load file for Flash:
+MSG_EEPROM = Creating load file for EEPROM:
+MSG_EXTENDED_LISTING = Creating Extended Listing:
+MSG_SYMBOL_TABLE = Creating Symbol Table:
+MSG_LINKING = Linking:
+MSG_COMPILING = Compiling C:
+MSG_COMPILING_CPP = Compiling C++:
+MSG_ASSEMBLING = Assembling:
+MSG_CLEANING = Cleaning project:
+MSG_CREATING_LIBRARY = Creating library:
+
+
+
+
+# Define all object files.
+OBJ = $(SRC:%.c=$(OBJDIR)/%.o) $(CPPSRC:%.cpp=$(OBJDIR)/%.o) $(ASRC:%.S=$(OBJDIR)/%.o)
+
+# Define all listing files.
+LST = $(SRC:%.c=$(OBJDIR)/%.lst) $(CPPSRC:%.cpp=$(OBJDIR)/%.lst) $(ASRC:%.S=$(OBJDIR)/%.lst)
+
+
+# Compiler flags to generate dependency files.
+GENDEPFLAGS = -MMD -MP -MF .dep/$(@F).d
+
+
+# Combine all necessary flags and optional flags.
+# Add target processor to flags.
+ALL_CFLAGS = -mmcu=$(MCU) -I. $(CFLAGS) $(GENDEPFLAGS)
+ALL_CPPFLAGS = -mmcu=$(MCU) -I. -x c++ $(CPPFLAGS) $(GENDEPFLAGS)
+ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)
+
+
+
+
+
+# Default target.
+all: begin gccversion sizebefore build sizeafter end
+
+# Change the build target to build a HEX file or a library.
+build: elf hex eep lss sym
+#build: lib
+
+
+elf: $(TARGET).elf
+hex: $(TARGET).hex
+eep: $(TARGET).eep
+lss: $(TARGET).lss
+sym: $(TARGET).sym
+LIBNAME=lib$(TARGET).a
+lib: $(LIBNAME)
+
+
+
+# Eye candy.
+# AVR Studio 3.x does not check make's exit code but relies on
+# the following magic strings to be generated by the compile job.
+begin:
+ @echo
+ @echo $(MSG_BEGIN)
+
+end:
+ @echo $(MSG_END)
+ @echo
+
+
+# Display size of file.
+HEXSIZE = $(SIZE) --target=$(FORMAT) $(TARGET).hex
+ELFSIZE = $(SIZE) $(MCU_FLAG) $(FORMAT_FLAG) $(TARGET).elf
+MCU_FLAG = $(shell $(SIZE) --help | grep -- --mcu > /dev/null && echo --mcu=$(MCU) )
+FORMAT_FLAG = $(shell $(SIZE) --help | grep -- --format=.*avr > /dev/null && echo --format=avr )
+
+
+sizebefore:
+ @if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_BEFORE); $(ELFSIZE); \
+ 2>/dev/null; echo; fi
+
+sizeafter:
+ @if test -f $(TARGET).elf; then echo; echo $(MSG_SIZE_AFTER); $(ELFSIZE); \
+ 2>/dev/null; echo; fi
+
+
+
+# Display compiler version information.
+gccversion :
+ @$(CC) --version
+
+
+# Program the device.
+program: $(TARGET).hex $(TARGET).eep
+ $(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)
+
+flip: $(TARGET).hex
+ batchisp -hardware usb -device $(MCU) -operation erase f
+ batchisp -hardware usb -device $(MCU) -operation loadbuffer $(TARGET).hex program
+ batchisp -hardware usb -device $(MCU) -operation start reset 0
+
+dfu: $(TARGET).hex
+ dfu-programmer $(MCU) erase
+ dfu-programmer $(MCU) flash $(TARGET).hex
+ dfu-programmer $(MCU) reset
+
+flip-ee: $(TARGET).hex $(TARGET).eep
+ $(COPY) $(TARGET).eep $(TARGET)eep.hex
+ batchisp -hardware usb -device $(MCU) -operation memory EEPROM erase
+ batchisp -hardware usb -device $(MCU) -operation memory EEPROM loadbuffer $(TARGET)eep.hex program
+ batchisp -hardware usb -device $(MCU) -operation start reset 0
+ $(REMOVE) $(TARGET)eep.hex
+
+dfu-ee: $(TARGET).hex $(TARGET).eep
+ dfu-programmer $(MCU) eeprom-flash $(TARGET).eep
+ dfu-programmer $(MCU) reset
+
+
+# Generate avr-gdb config/init file which does the following:
+# define the reset signal, load the target file, connect to target, and set
+# a breakpoint at main().
+gdb-config:
+ @$(REMOVE) $(GDBINIT_FILE)
+ @echo define reset >> $(GDBINIT_FILE)
+ @echo SIGNAL SIGHUP >> $(GDBINIT_FILE)
+ @echo end >> $(GDBINIT_FILE)
+ @echo file $(TARGET).elf >> $(GDBINIT_FILE)
+ @echo target remote $(DEBUG_HOST):$(DEBUG_PORT) >> $(GDBINIT_FILE)
+ifeq ($(DEBUG_BACKEND),simulavr)
+ @echo load >> $(GDBINIT_FILE)
+endif
+ @echo break main >> $(GDBINIT_FILE)
+
+debug: gdb-config $(TARGET).elf
+ifeq ($(DEBUG_BACKEND), avarice)
+ @echo Starting AVaRICE - Press enter when "waiting to connect" message displays.
+ @$(WINSHELL) /c start avarice --jtag $(JTAG_DEV) --erase --program --file \
+ $(TARGET).elf $(DEBUG_HOST):$(DEBUG_PORT)
+ @$(WINSHELL) /c pause
+
+else
+ @$(WINSHELL) /c start simulavr --gdbserver --device $(MCU) --clock-freq \
+ $(DEBUG_MFREQ) --port $(DEBUG_PORT)
+endif
+ @$(WINSHELL) /c start avr-$(DEBUG_UI) --command=$(GDBINIT_FILE)
+
+
+
+
+# Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB.
+COFFCONVERT = $(OBJCOPY) --debugging
+COFFCONVERT += --change-section-address .data-0x800000
+COFFCONVERT += --change-section-address .bss-0x800000
+COFFCONVERT += --change-section-address .noinit-0x800000
+COFFCONVERT += --change-section-address .eeprom-0x810000
+
+
+
+coff: $(TARGET).elf
+ @echo
+ @echo $(MSG_COFF) $(TARGET).cof
+ $(COFFCONVERT) -O coff-avr $< $(TARGET).cof
+
+
+extcoff: $(TARGET).elf
+ @echo
+ @echo $(MSG_EXTENDED_COFF) $(TARGET).cof
+ $(COFFCONVERT) -O coff-ext-avr $< $(TARGET).cof
+
+
+
+# Create final output files (.hex, .eep) from ELF output file.
+%.hex: %.elf
+ @echo
+ @echo $(MSG_FLASH) $@
+ $(OBJCOPY) -O $(FORMAT) -R .eeprom -R .fuse -R .lock $< $@
+
+%.eep: %.elf
+ @echo
+ @echo $(MSG_EEPROM) $@
+ -$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
+ --change-section-lma .eeprom=0 --no-change-warnings -O $(FORMAT) $< $@ || exit 0
+
+# Create extended listing file from ELF output file.
+%.lss: %.elf
+ @echo
+ @echo $(MSG_EXTENDED_LISTING) $@
+ $(OBJDUMP) -h -S -z $< > $@
+
+# Create a symbol table from ELF output file.
+%.sym: %.elf
+ @echo
+ @echo $(MSG_SYMBOL_TABLE) $@
+ $(NM) -n $< > $@
+
+
+
+# Create library from object files.
+.SECONDARY : $(TARGET).a
+.PRECIOUS : $(OBJ)
+%.a: $(OBJ)
+ @echo
+ @echo $(MSG_CREATING_LIBRARY) $@
+ $(AR) $@ $(OBJ)
+
+
+# Link: create ELF output file from object files.
+.SECONDARY : $(TARGET).elf
+.PRECIOUS : $(OBJ)
+%.elf: $(OBJ)
+ @echo
+ @echo $(MSG_LINKING) $@
+ $(CC) $(ALL_CFLAGS) $^ --output $@ $(LDFLAGS)
+
+
+# Compile: create object files from C source files.
+$(OBJDIR)/%.o : %.c
+ @echo
+ @echo $(MSG_COMPILING) $<
+ $(CC) -c $(ALL_CFLAGS) $< -o $@
+
+
+# Compile: create object files from C++ source files.
+$(OBJDIR)/%.o : %.cpp
+ @echo
+ @echo $(MSG_COMPILING_CPP) $<
+ $(CC) -c $(ALL_CPPFLAGS) $< -o $@
+
+
+# Compile: create assembler files from C source files.
+%.s : %.c
+ $(CC) -S $(ALL_CFLAGS) $< -o $@
+
+
+# Compile: create assembler files from C++ source files.
+%.s : %.cpp
+ $(CC) -S $(ALL_CPPFLAGS) $< -o $@
+
+
+# Assemble: create object files from assembler source files.
+$(OBJDIR)/%.o : %.S
+ @echo
+ @echo $(MSG_ASSEMBLING) $<
+ $(CC) -c $(ALL_ASFLAGS) $< -o $@
+
+
+# Create preprocessed source for use in sending a bug report.
+%.i : %.c
+ $(CC) -E -mmcu=$(MCU) -I. $(CFLAGS) $< -o $@
+
+
+# Target: clean project.
+clean: begin clean_list end
+
+clean_list :
+ @echo
+ @echo $(MSG_CLEANING)
+ $(REMOVE) $(TARGET).hex
+ $(REMOVE) $(TARGET).eep
+ $(REMOVE) $(TARGET).cof
+ $(REMOVE) $(TARGET).elf
+ $(REMOVE) $(TARGET).map
+ $(REMOVE) $(TARGET).sym
+ $(REMOVE) $(TARGET).lss
+ $(REMOVE) $(SRC:%.c=$(OBJDIR)/%.o) $(CPPSRC:%.cpp=$(OBJDIR)/%.o) $(ASRC:%.S=$(OBJDIR)/%.o)
+ $(REMOVE) $(SRC:%.c=$(OBJDIR)/%.lst) $(CPPSRC:%.cpp=$(OBJDIR)/%.lst) $(ASRC:%.S=$(OBJDIR)/%.lst)
+ $(REMOVE) $(SRC:.c=.s)
+ $(REMOVE) $(SRC:.c=.d)
+ $(REMOVE) $(SRC:.c=.i)
+ $(REMOVEDIR) .dep
+ $(REMOVE) main
+
+doxygen:
+ @echo Generating Project Documentation...
+ @doxygen Doxygen.conf
+ @echo Documentation Generation Complete.
+
+clean_doxygen:
+ rm -rf Documentation
+
+# Create object files directory
+$(shell mkdir $(OBJDIR) 2>/dev/null)
+
+
+# Include the dependency files.
+-include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)
+
+
+# Listing of phony targets.
+.PHONY : all begin finish end sizebefore sizeafter gccversion \
+build elf hex eep lss sym coff extcoff doxygen clean \
+clean_list clean_doxygen program dfu flip flip-ee dfu-ee \
+debug gdb-config
+
diff --git a/Libraries/avrmidi/examples/lufa_midi/midi_usb.c b/Libraries/avrmidi/examples/lufa_midi/midi_usb.c
new file mode 100644
index 0000000..4a045c8
--- /dev/null
+++ b/Libraries/avrmidi/examples/lufa_midi/midi_usb.c
@@ -0,0 +1,161 @@
+/*
+ * Modified by Alex Norman (x37v.info) from Dean Camera's MIDI LUFA demo
+ * Original Copyright below
+ */
+
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+ */
+
+/*
+ Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+ */
+
+#include "midi_usb.h"
+
+#include <avr/io.h>
+#include <avr/wdt.h>
+#include <avr/power.h>
+#include <avr/interrupt.h>
+#include <stdbool.h>
+
+#include "Descriptors.h"
+
+#include <LUFA/Version.h>
+#include <LUFA/Drivers/USB/USB.h>
+
+/* Function Prototypes: */
+void SetupHardware(void);
+
+void EVENT_USB_Device_Connect(void);
+void EVENT_USB_Device_Disconnect(void);
+void EVENT_USB_Device_ConfigurationChanged(void);
+void EVENT_USB_Device_ControlRequest(void);
+
+/** LUFA MIDI Class driver interface configuration and state information. This structure is
+ * passed to all MIDI Class driver functions, so that multiple instances of the same class
+ * within a device can be differentiated from one another.
+ */
+
+USB_ClassInfo_MIDI_Device_t USB_MIDI_Interface =
+{
+ .Config =
+ {
+ .StreamingInterfaceNumber = 1,
+
+ .DataINEndpointNumber = MIDI_STREAM_IN_EPNUM,
+ .DataINEndpointSize = MIDI_STREAM_EPSIZE,
+ .DataINEndpointDoubleBank = false,
+
+ .DataOUTEndpointNumber = MIDI_STREAM_OUT_EPNUM,
+ .DataOUTEndpointSize = MIDI_STREAM_EPSIZE,
+ .DataOUTEndpointDoubleBank = false,
+ },
+ };
+
+//we disregard cnt because we assume all other bytes are zero and we always send 4 bytes
+void usb_send_func(MidiDevice * device, uint8_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2) {
+ MIDI_EventPacket_t event;
+ event.CableNumber = 0;
+ event.Command = byte0 >> 4;
+ event.Data1 = byte0;
+ event.Data2 = byte1;
+ event.Data3 = byte2;
+
+ MIDI_Device_SendEventPacket(&USB_MIDI_Interface, &event);
+ MIDI_Device_Flush(&USB_MIDI_Interface);
+ MIDI_Device_USBTask(&USB_MIDI_Interface);
+ USB_USBTask();
+}
+
+void usb_get_midi(MidiDevice * device) {
+ /* Select the MIDI OUT stream */
+ Endpoint_SelectEndpoint(MIDI_STREAM_OUT_EPNUM);
+
+ MIDI_EventPacket_t event;
+ while (MIDI_Device_ReceiveEventPacket(&USB_MIDI_Interface, &event)) {
+
+ midi_packet_length_t length = midi_packet_length(event.Data1);
+
+ //pass the data to the device input function
+ //not dealing with sysex yet
+ if (length != UNDEFINED)
+ midi_device_input(device, length, event.Data1, event.Data2, event.Data3);
+
+ }
+ MIDI_Device_USBTask(&USB_MIDI_Interface);
+ USB_USBTask();
+}
+
+void midi_usb_init(MidiDevice * device){
+ midi_device_init(device);
+ midi_device_set_send_func(device, usb_send_func);
+ midi_device_set_pre_input_process_func(device, usb_get_midi);
+
+ SetupHardware();
+ sei();
+}
+
+/** Configures the board hardware and chip peripherals for the demo's functionality. */
+void SetupHardware(void)
+{
+ /* Disable watchdog if enabled by bootloader/fuses */
+ MCUSR &= ~(1 << WDRF);
+ wdt_disable();
+
+ /* Disable clock division */
+ clock_prescale_set(clock_div_1);
+
+ /* Hardware Initialization */
+ USB_Init();
+}
+
+/** Event handler for the library USB Connection event. */
+void EVENT_USB_Device_Connect(void)
+{
+ //set some LED?
+}
+
+/** Event handler for the library USB Disconnection event. */
+void EVENT_USB_Device_Disconnect(void)
+{
+ //set some LED?
+}
+
+/** Event handler for the library USB Configuration Changed event. */
+void EVENT_USB_Device_ConfigurationChanged(void)
+{
+ bool ConfigSuccess = true;
+
+ ConfigSuccess &= MIDI_Device_ConfigureEndpoints(&USB_MIDI_Interface);
+ //set some LED?
+}
+
+/** Event handler for the library USB Control Request reception event. */
+void EVENT_USB_Device_ControlRequest(void)
+{
+ MIDI_Device_ProcessControlRequest(&USB_MIDI_Interface);
+}
+
diff --git a/Libraries/avrmidi/examples/lufa_midi/midi_usb.h b/Libraries/avrmidi/examples/lufa_midi/midi_usb.h
new file mode 100644
index 0000000..551c8e0
--- /dev/null
+++ b/Libraries/avrmidi/examples/lufa_midi/midi_usb.h
@@ -0,0 +1,8 @@
+#ifndef MIDI_USB_H
+#define MIDI_USB_H
+
+#include "midi.h"
+
+void midi_usb_init(MidiDevice * device);
+
+#endif
diff --git a/Libraries/avrmidi/examples/serial_midi.c b/Libraries/avrmidi/examples/serial_midi.c
new file mode 100644
index 0000000..49c57a6
--- /dev/null
+++ b/Libraries/avrmidi/examples/serial_midi.c
@@ -0,0 +1,49 @@
+#include "serial_midi.h"
+#include <avr/interrupt.h>
+#include "stdlib.h"
+
+static MidiDevice midi_device;
+
+void serial_midi_send(MidiDevice * device, uint8_t cnt, uint8_t inByte0, uint8_t inByte1, uint8_t inByte2){
+ //we always send the first byte
+ while ( !(UCSRA & _BV(UDRE)) ); // Wait for empty transmit buffer
+ UDR = inByte0;
+ //if cnt == 2 or 3 we send the send byte
+ if(cnt > 1) {
+ while ( !(UCSRA & _BV(UDRE)) ); // Wait for empty transmit buffer
+ UDR = inByte1;
+ }
+ //if cnt == 3 we send the third byte
+ if(cnt == 3) {
+ while ( !(UCSRA & _BV(UDRE)) ); // Wait for empty transmit buffer
+ UDR = inByte2;
+ }
+}
+
+MidiDevice * serial_midi_device(void) {
+ return &midi_device;
+}
+
+MidiDevice* serial_midi_init(uint16_t clockScale, bool out, bool in){
+ //send up the device
+ midi_device_init(&midi_device);
+ midi_device_set_send_func(&midi_device, serial_midi_send);
+
+ // Set baud rate
+ UBRRH = (uint8_t)(clockScale >> 8);
+ UBRRL = (uint8_t)(clockScale & 0xFF);
+ // Enable transmitter
+ if(out)
+ UCSRB |= _BV(TXEN);
+ if(in) {
+ //Enable receiver
+ //RX Complete Interrupt Enable (user must provide routine)
+ UCSRB |= _BV(RXEN) | _BV(RXCIE);
+ }
+ //Set frame format: Async, 8data, 1 stop bit, 1 start bit, no parity
+ //needs to have URSEL set in order to write into this reg
+ UCSRC = _BV(URSEL) | _BV(UCSZ1) | _BV(UCSZ0);
+
+ return serial_midi_device();
+}
+
diff --git a/Libraries/avrmidi/examples/serial_midi.h b/Libraries/avrmidi/examples/serial_midi.h
new file mode 100644
index 0000000..38abd4e
--- /dev/null
+++ b/Libraries/avrmidi/examples/serial_midi.h
@@ -0,0 +1,10 @@
+#ifndef SERIAL_MIDI_H
+#define SERIAL_MIDI_H
+
+#include <inttypes.h>
+#include "midi.h"
+
+//initialize serial midi and return the device pointer
+MidiDevice* serial_midi_init(uint16_t clockScale, bool out, bool in);
+
+#endif
diff --git a/Libraries/avrmidi/examples/spit.c b/Libraries/avrmidi/examples/spit.c
new file mode 100644
index 0000000..d8c989b
--- /dev/null
+++ b/Libraries/avrmidi/examples/spit.c
@@ -0,0 +1,18 @@
+#include <inttypes.h>
+#include "serial_midi.h"
+
+#define MIDI_CLOCK_12MHZ_OSC 23
+#define MIDI_CLOCK_RATE MIDI_CLOCK_12MHZ_OSC
+
+int main(void){
+ //init midi, give the clock rate setting, indicate that we want only output
+ MidiDevice * midi_device = serial_midi_init(MIDI_CLOCK_RATE, true, false);
+
+ uint8_t cnt = 0;
+
+ while (1) {
+ midi_send_cc(midi_device, 0, 0, cnt);
+ cnt = (cnt + 1) & 0x7F;
+ }
+ return 0;
+}
diff --git a/Libraries/avrmidi/interrupt_setting.c b/Libraries/avrmidi/interrupt_setting.c
new file mode 100644
index 0000000..eafef52
--- /dev/null
+++ b/Libraries/avrmidi/interrupt_setting.c
@@ -0,0 +1,36 @@
+//Copyright 20010 Alex Norman
+//writen by Alex Norman
+//
+//This file is part of avr-bytequeue.
+//
+//avr-bytequeue is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-bytequeue is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-bytequeue. If not, see <http://www.gnu.org/licenses/>.
+
+
+//AVR specific code
+//should be able to port to other systems by simply providing chip specific
+//implementations of the typedef and these functions
+
+#include "interrupt_setting.h"
+#include <avr/interrupt.h>
+
+interrupt_setting_t store_and_clear_interrupt(void) {
+ uint8_t sreg = SREG;
+ cli();
+ return sreg;
+}
+
+void restore_interrupt_setting(interrupt_setting_t setting) {
+ SREG = setting;
+}
+
diff --git a/Libraries/avrmidi/interrupt_setting.h b/Libraries/avrmidi/interrupt_setting.h
new file mode 100644
index 0000000..3d2a163
--- /dev/null
+++ b/Libraries/avrmidi/interrupt_setting.h
@@ -0,0 +1,31 @@
+//Copyright 20010 Alex Norman
+//writen by Alex Norman
+//
+//This file is part of avr-bytequeue.
+//
+//avr-bytequeue is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-bytequeue is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-bytequeue. If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef INTERRUPT_SETTING_H
+#define INTERRUPT_SETTING_H
+
+#include <inttypes.h>
+
+//AVR specific typedef
+typedef uint8_t interrupt_setting_t;
+
+interrupt_setting_t store_and_clear_interrupt(void);
+void restore_interrupt_setting(interrupt_setting_t setting);
+
+#endif
+
diff --git a/Libraries/avrmidi/midi.c b/Libraries/avrmidi/midi.c
new file mode 100644
index 0000000..e58fb19
--- /dev/null
+++ b/Libraries/avrmidi/midi.c
@@ -0,0 +1,252 @@
+//midi for embedded chips,
+//Copyright 2010 Alex Norman
+//
+//This file is part of avr-midi.
+//
+//avr-midi is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-midi is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-midi. If not, see <http://www.gnu.org/licenses/>.
+
+#include "midi.h"
+#define MIN(x,y) (((x) < (y)) ? (x) : (y))
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+bool midi_is_statusbyte(uint8_t theByte){
+ return (bool)(theByte & MIDI_STATUSMASK);
+}
+
+bool midi_is_realtime(uint8_t theByte){
+ return (theByte >= MIDI_CLOCK);
+}
+
+midi_packet_length_t midi_packet_length(uint8_t status){
+ // Filter out low bit for status bytes that contain channel number, keep it for
+ // status bytes which use all 8 bits. (0xF0-0xF7)
+ switch(status < 0xF0 ? status & 0xF0 : status){
+ case MIDI_CC:
+ case MIDI_NOTEON:
+ case MIDI_NOTEOFF:
+ case MIDI_AFTERTOUCH:
+ case MIDI_PITCHBEND:
+ case MIDI_SONGPOSITION:
+ return THREE;
+ case MIDI_PROGCHANGE:
+ case MIDI_CHANPRESSURE:
+ case MIDI_SONGSELECT:
+ case MIDI_TC_QUATERFRAME:
+ return TWO;
+ case MIDI_CLOCK:
+ case MIDI_TICK:
+ case MIDI_START:
+ case MIDI_CONTINUE:
+ case MIDI_STOP:
+ case MIDI_ACTIVESENSE:
+ case MIDI_RESET:
+ case MIDI_TUNEREQUEST:
+ return ONE;
+ case SYSEX_END:
+ case SYSEX_BEGIN:
+ default:
+ return UNDEFINED;
+ }
+}
+
+void midi_send_cc(MidiDevice * device, uint8_t chan, uint8_t num, uint8_t val){
+ //CC Status: 0xB0 to 0xBF where the low nibble is the MIDI channel.
+ //CC Data: Controller Num, Controller Val
+ device->send_func(device, 3,
+ MIDI_CC | (chan & MIDI_CHANMASK),
+ num & 0x7F,
+ val & 0x7F);
+}
+
+void midi_send_noteon(MidiDevice * device, uint8_t chan, uint8_t num, uint8_t vel){
+ //Note Data: Note Num, Note Velocity
+ device->send_func(device, 3,
+ MIDI_NOTEON | (chan & MIDI_CHANMASK),
+ num & 0x7F,
+ vel & 0x7F);
+}
+
+void midi_send_noteoff(MidiDevice * device, uint8_t chan, uint8_t num, uint8_t vel){
+ //Note Data: Note Num, Note Velocity
+ device->send_func(device, 3,
+ MIDI_NOTEOFF | (chan & MIDI_CHANMASK),
+ num & 0x7F,
+ vel & 0x7F);
+}
+
+void midi_send_aftertouch(MidiDevice * device, uint8_t chan, uint8_t note_num, uint8_t amt){
+ device->send_func(device, 3,
+ MIDI_AFTERTOUCH | (chan & MIDI_CHANMASK),
+ note_num & 0x7F,
+ amt & 0x7F);
+}
+
+//XXX does this work right?
+//amt in range -0x2000, 0x1fff
+//uAmt should be in range..
+//0x0000 to 0x3FFF
+void midi_send_pitchbend(MidiDevice * device, uint8_t chan, int16_t amt){
+ uint16_t uAmt;
+ //check range
+ if(amt > 0x1fff){
+ uAmt = 0x3FFF;
+ } else if(amt < -0x2000){
+ uAmt = 0;
+ } else {
+ uAmt = amt + 0x2000;
+ }
+ device->send_func(device, 3,
+ MIDI_PITCHBEND | (chan & MIDI_CHANMASK),
+ uAmt & 0x7F,
+ (uAmt >> 7) & 0x7F);
+}
+
+void midi_send_programchange(MidiDevice * device, uint8_t chan, uint8_t num){
+ device->send_func(device, 2,
+ MIDI_PROGCHANGE | (chan & MIDI_CHANMASK),
+ num & 0x7F,
+ 0);
+}
+
+void midi_send_channelpressure(MidiDevice * device, uint8_t chan, uint8_t amt){
+ device->send_func(device, 2,
+ MIDI_CHANPRESSURE | (chan & MIDI_CHANMASK),
+ amt & 0x7F,
+ 0);
+}
+
+void midi_send_clock(MidiDevice * device){
+ device->send_func(device, 1, MIDI_CLOCK, 0, 0);
+}
+
+void midi_send_tick(MidiDevice * device){
+ device->send_func(device, 1, MIDI_TICK, 0, 0);
+}
+
+void midi_send_start(MidiDevice * device){
+ device->send_func(device, 1, MIDI_START, 0, 0);
+}
+
+void midi_send_continue(MidiDevice * device){
+ device->send_func(device, 1, MIDI_CONTINUE, 0, 0);
+}
+
+void midi_send_stop(MidiDevice * device){
+ device->send_func(device, 1, MIDI_STOP, 0, 0);
+}
+
+void midi_send_activesense(MidiDevice * device){
+ device->send_func(device, 1, MIDI_ACTIVESENSE, 0, 0);
+}
+
+void midi_send_reset(MidiDevice * device){
+ device->send_func(device, 1, MIDI_RESET, 0, 0);
+}
+
+void midi_send_tcquaterframe(MidiDevice * device, uint8_t time){
+ device->send_func(device, 2,
+ MIDI_TC_QUATERFRAME,
+ time & 0x7F,
+ 0);
+}
+
+//XXX is this right?
+void midi_send_songposition(MidiDevice * device, uint16_t pos){
+ device->send_func(device, 3,
+ MIDI_SONGPOSITION,
+ pos & 0x7F,
+ (pos >> 7) & 0x7F);
+}
+
+void midi_send_songselect(MidiDevice * device, uint8_t song){
+ device->send_func(device, 2,
+ MIDI_SONGSELECT,
+ song & 0x7F,
+ 0);
+}
+
+void midi_send_tunerequest(MidiDevice * device){
+ device->send_func(device, 1, MIDI_TUNEREQUEST, 0, 0);
+}
+
+void midi_send_byte(MidiDevice * device, uint8_t b){
+ device->send_func(device, 1, b, 0, 0);
+}
+
+ void midi_send_data(MidiDevice * device, uint8_t count, uint8_t byte0, uint8_t byte1, uint8_t byte2){
+ if (count > 3)
+ count = 3;
+ device->send_func(device, count, byte0, byte1, byte2);
+ }
+
+
+void midi_register_cc_callback(MidiDevice * device, midi_three_byte_func_t func){
+ device->input_cc_callback = func;
+}
+
+void midi_register_noteon_callback(MidiDevice * device, midi_three_byte_func_t func){
+ device->input_noteon_callback = func;
+}
+
+void midi_register_noteoff_callback(MidiDevice * device, midi_three_byte_func_t func){
+ device->input_noteoff_callback = func;
+}
+
+void midi_register_aftertouch_callback(MidiDevice * device, midi_three_byte_func_t func){
+ device->input_aftertouch_callback = func;
+}
+
+void midi_register_pitchbend_callback(MidiDevice * device, midi_three_byte_func_t func){
+ device->input_pitchbend_callback = func;
+}
+
+void midi_register_songposition_callback(MidiDevice * device, midi_three_byte_func_t func){
+ device->input_songposition_callback = func;
+}
+
+void midi_register_progchange_callback(MidiDevice * device, midi_two_byte_func_t func) {
+ device->input_progchange_callback = func;
+}
+
+void midi_register_chanpressure_callback(MidiDevice * device, midi_two_byte_func_t func) {
+ device->input_chanpressure_callback = func;
+}
+
+void midi_register_songselect_callback(MidiDevice * device, midi_two_byte_func_t func) {
+ device->input_songselect_callback = func;
+}
+
+void midi_register_tc_quarterframe_callback(MidiDevice * device, midi_two_byte_func_t func) {
+ device->input_tc_quaterframe_callback = func;
+}
+
+void midi_register_realtime_callback(MidiDevice * device, midi_one_byte_func_t func){
+ device->input_realtime_callback = func;
+}
+
+void midi_register_tunerequest_callback(MidiDevice * device, midi_one_byte_func_t func){
+ device->input_tunerequest_callback = func;
+}
+
+void midi_register_fallthrough_callback(MidiDevice * device, midi_var_byte_func_t func){
+ device->input_fallthrough_callback = func;
+}
+
+void midi_register_catchall_callback(MidiDevice * device, midi_var_byte_func_t func){
+ device->input_catchall_callback = func;
+}
+
diff --git a/Libraries/avrmidi/midi.h b/Libraries/avrmidi/midi.h
new file mode 100644
index 0000000..292cf68
--- /dev/null
+++ b/Libraries/avrmidi/midi.h
@@ -0,0 +1,135 @@
+//midi for embedded chips,
+//Copyright 2010 Alex Norman
+//
+//This file is part of avr-midi.
+//
+//avr-midi is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-midi is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-midi. If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef AVR_MIDI_H
+#define AVR_MIDI_H
+
+#include "midi_device.h"
+#include "midi_function_types.h"
+
+typedef enum {
+ UNDEFINED = 0,
+ ONE = 1,
+ TWO = 2,
+ THREE = 3} midi_packet_length_t;
+
+//general information [device independent] ****************
+//returns true if the byte given is a midi status byte
+bool midi_is_statusbyte(uint8_t theByte);
+//returns true if the byte given is a realtime status byte
+bool midi_is_realtime(uint8_t theByte);
+//returns the length of the packet associated with the status byte given
+midi_packet_length_t midi_packet_length(uint8_t status);
+
+
+//initialize midi device
+void midi_device_init(MidiDevice * device); // [implementation in midi_device.c]
+
+//process input data
+//you need to call this if you expect your input callbacks to be called
+void midi_device_process(MidiDevice * device); // [implementation in midi_device.c]
+
+
+//send functions **********************
+void midi_send_cc(MidiDevice * device, uint8_t chan, uint8_t num, uint8_t val);
+void midi_send_noteon(MidiDevice * device, uint8_t chan, uint8_t num, uint8_t vel);
+void midi_send_noteoff(MidiDevice * device, uint8_t chan, uint8_t num, uint8_t vel);
+void midi_send_aftertouch(MidiDevice * device, uint8_t chan, uint8_t note_num, uint8_t amt);
+void midi_send_pitchbend(MidiDevice * device, uint8_t chan, int16_t amt); //range -8192, 8191
+void midi_send_programchange(MidiDevice * device, uint8_t chan, uint8_t num);
+void midi_send_channelpressure(MidiDevice * device, uint8_t chan, uint8_t amt);
+
+//realtime
+void midi_send_clock(MidiDevice * device);
+void midi_send_tick(MidiDevice * device);
+void midi_send_start(MidiDevice * device);
+void midi_send_continue(MidiDevice * device);
+void midi_send_stop(MidiDevice * device);
+void midi_send_activesense(MidiDevice * device);
+void midi_send_reset(MidiDevice * device);
+
+//more obscure
+void midi_send_tcquaterframe(MidiDevice * device, uint8_t time); //range 0..16383
+void midi_send_songposition(MidiDevice * device, uint16_t pos);
+void midi_send_songselect(MidiDevice * device, uint8_t song);
+void midi_send_tunerequest(MidiDevice * device);
+void midi_send_byte(MidiDevice * device, uint8_t b);
+void midi_send_data(MidiDevice * device, uint8_t count, uint8_t byte0, uint8_t byte1, uint8_t byte2);
+
+
+//input callback registration ***********************
+
+//three byte funcs
+void midi_register_cc_callback(MidiDevice * device, midi_three_byte_func_t func);
+void midi_register_noteon_callback(MidiDevice * device, midi_three_byte_func_t func);
+void midi_register_noteoff_callback(MidiDevice * device, midi_three_byte_func_t func);
+void midi_register_aftertouch_callback(MidiDevice * device, midi_three_byte_func_t func);
+void midi_register_pitchbend_callback(MidiDevice * device, midi_three_byte_func_t func);
+void midi_register_songposition_callback(MidiDevice * device, midi_three_byte_func_t func);
+
+//two byte funcs
+void midi_register_progchange_callback(MidiDevice * device, midi_two_byte_func_t func);
+void midi_register_chanpressure_callback(MidiDevice * device, midi_two_byte_func_t func);
+void midi_register_songselect_callback(MidiDevice * device, midi_two_byte_func_t func);
+void midi_register_tc_quarterframe_callback(MidiDevice * device, midi_two_byte_func_t func);
+
+//one byte funcs
+void midi_register_realtime_callback(MidiDevice * device, midi_one_byte_func_t func);
+void midi_register_tunerequest_callback(MidiDevice * device, midi_one_byte_func_t func);
+
+//fall through, only called if a more specific callback isn't matched and called
+void midi_register_fallthrough_callback(MidiDevice * device, midi_var_byte_func_t func);
+//catch all, always called if registered, independent of a more specific or fallthrough call
+void midi_register_catchall_callback(MidiDevice * device, midi_var_byte_func_t func);
+
+#define SYSEX_BEGIN 0xF0
+#define SYSEX_END 0xF7
+//if you and this with a byte and you get anything non-zero
+//it is a status message
+#define MIDI_STATUSMASK 0x80
+//if you and this with a status message that contains channel info,
+//you'll get the channel
+#define MIDI_CHANMASK 0x0F
+
+#define MIDI_CC 0xB0
+#define MIDI_NOTEON 0x90
+#define MIDI_NOTEOFF 0x80
+#define MIDI_AFTERTOUCH 0xA0
+#define MIDI_PITCHBEND 0xE0
+#define MIDI_PROGCHANGE 0xC0
+#define MIDI_CHANPRESSURE 0xD0
+
+//midi realtime
+#define MIDI_CLOCK 0xF8
+#define MIDI_TICK 0xF9
+#define MIDI_START 0xFA
+#define MIDI_CONTINUE 0xFB
+#define MIDI_STOP 0xFC
+#define MIDI_ACTIVESENSE 0xFE
+#define MIDI_RESET 0xFF
+
+#define MIDI_TC_QUATERFRAME 0xF1
+#define MIDI_SONGPOSITION 0xF2
+#define MIDI_SONGSELECT 0xF3
+#define MIDI_TUNEREQUEST 0xF6
+
+//This ID is for educational or development use only
+#define SYSEX_EDUMANUFID 0x7D
+
+#endif
+
diff --git a/Libraries/avrmidi/midi_device.c b/Libraries/avrmidi/midi_device.c
new file mode 100644
index 0000000..ec49eb3
--- /dev/null
+++ b/Libraries/avrmidi/midi_device.c
@@ -0,0 +1,299 @@
+//midi for embedded chips,
+//Copyright 2010 Alex Norman
+//
+//This file is part of avr-midi.
+//
+//avr-midi is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-midi is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-midi. If not, see <http://www.gnu.org/licenses/>.
+
+#include "midi_device.h"
+#include "midi.h"
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+#define DEBUG
+#ifdef DEBUG
+#include <stdio.h>
+#endif
+
+//forward declarations, internally used to call the callbacks
+void midi_input_callbacks(MidiDevice * device, uint8_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2);
+void midi_process_byte(MidiDevice * device, uint8_t input);
+
+void midi_device_init(MidiDevice * device){
+ device->input_state = IDLE;
+ device->input_count = 0;
+ bytequeue_init(&device->input_queue, device->input_queue_data, MIDI_INPUT_QUEUE_LENGTH);
+
+ //three byte funcs
+ device->input_cc_callback = NULL;
+ device->input_noteon_callback = NULL;
+ device->input_noteoff_callback = NULL;
+ device->input_aftertouch_callback = NULL;
+ device->input_pitchbend_callback = NULL;
+ device->input_songposition_callback = NULL;
+
+ //two byte funcs
+ device->input_progchange_callback = NULL;
+ device->input_chanpressure_callback = NULL;
+ device->input_songselect_callback = NULL;
+ device->input_tc_quaterframe_callback = NULL;
+
+ //one byte funcs
+ device->input_realtime_callback = NULL;
+ device->input_tunerequest_callback = NULL;
+
+ device->input_fallthrough_callback = NULL;
+ device->input_catchall_callback = NULL;
+
+ device->pre_input_process_callback = NULL;
+}
+
+void midi_device_input(MidiDevice * device, uint8_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2) {
+ //temp storage so we can loop over the bytes
+ uint8_t input[3];
+ input[0] = byte0;
+ input[1] = byte1;
+ input[2] = byte2;
+
+ //clamp range
+ if (cnt > 3)
+ cnt = 3;
+
+ uint8_t i;
+ for (i = 0; i < cnt; i++) {
+#ifdef DEBUG
+ printf("queueing %x\n", input[i]);
+#endif
+ bytequeue_enqueue(&device->input_queue, input[i]);
+ }
+}
+
+void midi_device_set_send_func(MidiDevice * device, midi_var_byte_func_t send_func){
+ device->send_func = send_func;
+}
+
+void midi_device_set_pre_input_process_func(MidiDevice * device, midi_no_byte_func_t pre_process_func){
+ device->pre_input_process_callback = pre_process_func;
+}
+
+void midi_device_process(MidiDevice * device) {
+ //call the pre_input_process_callback if there is one
+ if(device->pre_input_process_callback)
+ device->pre_input_process_callback(device);
+
+ //pull stuff off the queue and process
+ byteQueueIndex_t len = bytequeue_length(&device->input_queue);
+ uint16_t i;
+ //TODO limit number of bytes processed?
+ for(i = 0; i < len; i++) {
+ uint8_t val = bytequeue_get(&device->input_queue, 0);
+#ifdef DEBUG
+ printf("processing %x\n", val);
+#endif
+ midi_process_byte(device, val);
+ bytequeue_remove(&device->input_queue, 1);
+ }
+}
+
+void midi_process_byte(MidiDevice * device, uint8_t input) {
+ if (midi_is_realtime(input)) {
+ //call callback, don't change any state
+ midi_input_callbacks(device, 1, input, 0, 0);
+ } else if (midi_is_statusbyte(input)) {
+ //store the byte
+ if (device->input_state != SYSEX_MESSAGE) {
+ device->input_buffer[0] = input;
+ device->input_count = 1;
+ }
+ switch (midi_packet_length(input)) {
+ case ONE:
+ device->input_state = IDLE;
+ midi_input_callbacks(device, 1, input, 0, 0);
+ break;
+ case TWO:
+ device->input_state = TWO_BYTE_MESSAGE;
+ break;
+ case THREE:
+ device->input_state = THREE_BYTE_MESSAGE;
+ break;
+ case UNDEFINED:
+ switch(input) {
+ case SYSEX_BEGIN:
+ device->input_state = SYSEX_MESSAGE;
+ device->input_buffer[0] = input;
+ device->input_count = 1;
+ break;
+ case SYSEX_END:
+ //failsafe, should never happen
+ if(device->input_count > 2) {
+ device->input_state = IDLE;
+ device->input_count = 2;
+ }
+ //send what is left in the input buffer, set idle
+ device->input_buffer[device->input_count] = input;
+ device->input_state = IDLE;
+ device->input_count += 1;
+ //call the callback
+ midi_input_callbacks(device, device->input_count,
+ device->input_buffer[0], device->input_buffer[1], device->input_buffer[2]);
+ break;
+ default:
+ device->input_state = IDLE;
+ device->input_count = 0;
+ }
+
+ break;
+ default:
+ device->input_state = IDLE;
+ device->input_count = 0;
+ break;
+ }
+ } else {
+ //failsafe, should never happen
+// if(device->input_count > 2)
+// {
+// device->input_state = IDLE;
+// }
+ if (device->input_state != IDLE) {
+ //store the byte
+ device->input_buffer[device->input_count] = input;
+ //increment count
+ device->input_count += 1;
+ switch(device->input_count%4) {
+ case 3:
+// if (device->input_state != SYSEX_MESSAGE)
+// device->input_state = IDLE;
+ device->input_count = 1;
+ //call callback
+ midi_input_callbacks(device, 3,
+ device->input_buffer[0], device->input_buffer[1], device->input_buffer[2]);
+ break;
+ case 2:
+ if (device->input_state == TWO_BYTE_MESSAGE) {
+ device->input_count = 1;
+ //device->input_state = IDLE;
+ //call callback
+ midi_input_callbacks(device, 2, device->input_buffer[0], device->input_buffer[1], 0);
+ }
+ break;
+ case 1:
+ default:
+ if (device->input_state == SYSEX_MESSAGE)
+ {
+ //call callback
+ midi_input_callbacks(device, 1, device->input_buffer[0], 0, 0);
+ device->input_count = 1;
+ } else {
+ //shouldn't happen
+ //device->input_state = IDLE;
+ }
+ break;
+ }
+ }
+ }
+}
+
+void midi_input_callbacks(MidiDevice * device, uint8_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2) {
+#ifdef DEBUG
+ printf("callback func %d %x %x %x\n", cnt, byte0, byte1, byte2);
+#endif
+ //did we end up calling a callback?
+ bool called = false;
+ switch (cnt) {
+ case 3:
+ {
+ midi_three_byte_func_t func = NULL;
+ switch (byte0 & 0xF0) {
+ case MIDI_CC:
+ func = device->input_cc_callback;
+ break;
+ case MIDI_NOTEON:
+ func = device->input_noteon_callback;
+ break;
+ case MIDI_NOTEOFF:
+ func = device->input_noteoff_callback;
+ break;
+ case MIDI_AFTERTOUCH:
+ func = device->input_aftertouch_callback;
+ break;
+ case MIDI_PITCHBEND:
+ func = device->input_pitchbend_callback;
+ break;
+ case MIDI_SONGPOSITION:
+ func = device->input_songposition_callback;
+ break;
+ default:
+ break;
+ }
+ if(func) {
+ func(device, byte0, byte1, byte2);
+ called = true;
+ }
+ }
+ break;
+ case 2:
+ {
+ midi_two_byte_func_t func = NULL;
+ switch (byte0 & 0xF0) {
+ case MIDI_PROGCHANGE:
+ func = device->input_progchange_callback;
+ break;
+ case MIDI_CHANPRESSURE:
+ func = device->input_chanpressure_callback;
+ break;
+ case MIDI_SONGSELECT:
+ func = device->input_songselect_callback;
+ break;
+ case MIDI_TC_QUATERFRAME:
+ func = device->input_tc_quaterframe_callback;
+ break;
+ default:
+ break;
+ }
+ if(func) {
+ func(device, byte0, byte1);
+ called = true;
+ }
+ }
+ break;
+ case 1:
+ {
+ midi_one_byte_func_t func = NULL;
+ if (midi_is_realtime(byte0))
+ func = device->input_realtime_callback;
+ else if (byte0 == MIDI_TUNEREQUEST)
+ func = device->input_tunerequest_callback;
+ if (func) {
+ func(device, byte0);
+ called = true;
+ }
+ }
+ break;
+ default:
+ //just in case
+ if (cnt > 3)
+ cnt = 0;
+ break;
+ }
+
+ //if there is fallthrough default callback and we haven't called a more specific one,
+ //call the fallthrough
+ if (!called && device->input_fallthrough_callback)
+ device->input_fallthrough_callback(device, cnt, byte0, byte1, byte2);
+ //always call the catch all if it exists
+ if (device->input_catchall_callback)
+ device->input_catchall_callback(device, cnt, byte0, byte1, byte2);
+}
diff --git a/Libraries/avrmidi/midi_device.h b/Libraries/avrmidi/midi_device.h
new file mode 100644
index 0000000..d34e7b1
--- /dev/null
+++ b/Libraries/avrmidi/midi_device.h
@@ -0,0 +1,90 @@
+//midi for embedded chips,
+//Copyright 2010 Alex Norman
+//
+//This file is part of avr-midi.
+//
+//avr-midi is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-midi is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-midi. If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef MIDI_DEVICE_H
+#define MIDI_DEVICE_H
+
+#include "midi_function_types.h"
+#include "bytequeue.h"
+
+#define MIDI_INPUT_QUEUE_LENGTH 16
+
+typedef enum {
+ IDLE,
+ TWO_BYTE_MESSAGE = 2,
+ THREE_BYTE_MESSAGE = 3,
+ SYSEX_MESSAGE} input_state_t;
+
+typedef void (* midi_no_byte_func_t)(MidiDevice * device);
+
+//this structure represents the input and output functions and processing data
+//for a midi device.
+//A device can represent an actual physical device [serial port, usb port] or
+//something virtual.
+//You should not need to modify this structure directly.
+struct _midi_device {
+ //output send function
+ midi_var_byte_func_t send_func;
+
+ //********input callbacks
+ //three byte funcs
+ midi_three_byte_func_t input_cc_callback;
+ midi_three_byte_func_t input_noteon_callback;
+ midi_three_byte_func_t input_noteoff_callback;
+ midi_three_byte_func_t input_aftertouch_callback;
+ midi_three_byte_func_t input_pitchbend_callback;
+ midi_three_byte_func_t input_songposition_callback;
+ //two byte funcs
+ midi_two_byte_func_t input_progchange_callback;
+ midi_two_byte_func_t input_chanpressure_callback;
+ midi_two_byte_func_t input_songselect_callback;
+ midi_two_byte_func_t input_tc_quaterframe_callback;
+ //one byte funcs
+ midi_one_byte_func_t input_realtime_callback;
+ midi_one_byte_func_t input_tunerequest_callback;
+
+ //only called if more specific callback is not matched
+ midi_var_byte_func_t input_fallthrough_callback;
+ //called if registered, independent of other callbacks
+ midi_var_byte_func_t input_catchall_callback;
+
+ //pre input processing function
+ midi_no_byte_func_t pre_input_process_callback;
+
+ //for internal input processing
+ uint8_t input_buffer[3];
+ input_state_t input_state;
+ uint8_t input_count;
+
+ //for queueing data between the input and the processing functions
+ uint8_t input_queue_data[MIDI_INPUT_QUEUE_LENGTH];
+ byteQueue_t input_queue;
+};
+
+//input processing, only used if you're creating a custom device
+void midi_device_input(MidiDevice * device, uint8_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2);
+//set send function, only used if you're creating a custom device
+//you'll most likely want the function that this calls to disable interrupts so
+//that you can call the various midi send functions without worrying about
+//locking.
+void midi_device_set_send_func(MidiDevice * device, midi_var_byte_func_t send_func);
+
+//if you need to run a function to grab input before you pass it to midi_device_input, set it here.
+void midi_device_set_pre_input_process_func(MidiDevice * device, midi_no_byte_func_t pre_process_func);
+
+#endif
diff --git a/Libraries/avrmidi/midi_function_types.h b/Libraries/avrmidi/midi_function_types.h
new file mode 100644
index 0000000..4645239
--- /dev/null
+++ b/Libraries/avrmidi/midi_function_types.h
@@ -0,0 +1,34 @@
+//midi for embedded chips,
+//Copyright 2010 Alex Norman
+//
+//This file is part of avr-midi.
+//
+//avr-midi is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-midi is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-midi. If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef MIDI_FUNCTION_TYPES_H
+#define MIDI_FUNCTION_TYPES_H
+
+#include <inttypes.h>
+#include <stdbool.h>
+
+//forward declaration
+typedef struct _midi_device MidiDevice;
+
+typedef void (* midi_one_byte_func_t)(MidiDevice * device, uint8_t byte);
+typedef void (* midi_two_byte_func_t)(MidiDevice * device, uint8_t byte0, uint8_t byte1);
+typedef void (* midi_three_byte_func_t)(MidiDevice * device, uint8_t byte0, uint8_t byte1, uint8_t byte2);
+//all bytes after count bytes should be ignored
+typedef void (* midi_var_byte_func_t)(MidiDevice * device, uint8_t count, uint8_t byte0, uint8_t byte1, uint8_t byte2);
+
+#endif
diff --git a/Libraries/avrmidi/sysex_tools.c b/Libraries/avrmidi/sysex_tools.c
new file mode 100644
index 0000000..2ff8052
--- /dev/null
+++ b/Libraries/avrmidi/sysex_tools.c
@@ -0,0 +1,99 @@
+//midi for embedded chips,
+//Copyright 2010 Alex Norman
+//
+//This file is part of avr-midi.
+//
+//avr-midi is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-midi is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-midi. If not, see <http://www.gnu.org/licenses/>.
+
+#include "sysex_tools.h"
+
+uint16_t sysex_bit_packed_length(uint16_t unpacked_length){
+ uint8_t remainder = unpacked_length % 7;
+ if (remainder)
+ return (unpacked_length / 7) * 8 + remainder + 1;
+ else
+ return (unpacked_length / 7) * 8;
+}
+
+uint16_t sysex_bit_unpacked_length(uint16_t packed_length){
+ uint8_t remainder = packed_length % 8;
+ if (remainder)
+ return (packed_length / 8) * 7 + remainder - 1;
+ else
+ return (packed_length / 8) * 7;
+}
+
+uint16_t sysex_bit_pack(uint8_t *packed, const uint8_t *source, const uint16_t length){
+ uint16_t packed_full = length / 7; //number of full 8 byte sections from 7 bytes of input
+ uint16_t i,j;
+
+ //fill out the fully packed sections
+ for(i = 0; i < packed_full; i++) {
+ uint16_t packed_msb_idx = i * 8;
+ uint16_t input_start_idx = i * 7;
+ packed[packed_msb_idx] = 0;
+ for(j = 0; j < 7; j++){
+ uint8_t current = source[input_start_idx + j];
+ packed[packed_msb_idx] |= (0x80 & current) >> (1 + j);
+ packed[packed_msb_idx + 1 + j] = 0x7F & current;
+ }
+ }
+
+ //fill out the rest if there is any more
+ uint8_t remainder = length % 7;
+ if (remainder) {
+ uint16_t packed_msb_idx = packed_full * 8;
+ uint16_t input_start_idx = packed_full * 7;
+ packed[packed_msb_idx] = 0;
+ for(j = 0; j < remainder; j++){
+ uint8_t current = source[input_start_idx + j];
+ packed[packed_msb_idx] |= (0x80 & current) >> (1 + j);
+ packed[packed_msb_idx + 1 + j] = 0x7F & current;
+ }
+ return packed_msb_idx + remainder + 1;
+ } else {
+ return packed_full * 8;
+ }
+}
+
+uint16_t sysex_bit_unpack(uint8_t *unpacked, const uint8_t *source, const uint16_t length){
+ uint16_t unpacked_full = length / 8;
+ uint16_t i,j;
+
+ if (length < 2)
+ return 0;
+
+ //fill out the fully packed sections
+ for(i = 0; i < unpacked_full; i++) {
+ uint16_t packed_msb_idx = i * 8;
+ uint16_t output_start_index = i * 7;
+ for(j = 0; j < 7; j++){
+ unpacked[output_start_index + j] = 0x7F & source[packed_msb_idx + j + 1];
+ unpacked[output_start_index + j] |= (0x80 & (source[packed_msb_idx] << (1 + j)));
+ }
+ }
+ uint8_t remainder = length % 8;
+ if (remainder) {
+ uint16_t packed_msb_idx = unpacked_full * 8;
+ uint16_t output_start_index = unpacked_full * 7;
+ for(j = 0; j < (remainder - 1); j++) {
+ unpacked[output_start_index + j] = 0x7F & source[packed_msb_idx + j + 1];
+ unpacked[output_start_index + j] |= (0x80 & (source[packed_msb_idx] << (1 + j)));
+ }
+ return unpacked_full * 7 + remainder - 1;
+ } else {
+ return unpacked_full * 7;
+ }
+}
+
diff --git a/Libraries/avrmidi/sysex_tools.h b/Libraries/avrmidi/sysex_tools.h
new file mode 100644
index 0000000..df86974
--- /dev/null
+++ b/Libraries/avrmidi/sysex_tools.h
@@ -0,0 +1,78 @@
+//midi for embedded chips,
+//Copyright 2010 Alex Norman
+//
+//This file is part of avr-midi.
+//
+//avr-midi is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-midi is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-midi. If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef SYSEX_TOOLS_H
+#define SYSEX_TOOLS_H
+
+#include <inttypes.h>
+
+/**
+ * These functions are for converting data to and from a "midi-safe" format,
+ * which can be use to send data with sysex messages. Sysex messages may only
+ * contain data where the to bit is not set.
+ *
+ * A bit "packed" midi message is one that contains all of the data from its
+ * original state, but does not have any of the top bits set.
+ *
+ * Every 7 bytes of unpacked data is converted into 8 bytes of packed data and
+ * visa-versa. If you'd like to operate on small segments, make sure that you
+ * pack in 7 byte increments and unpack in 8 byte increments.
+ *
+ */
+
+/**
+ * Compute the length of a message after it is packed.
+ *
+ * @param unpacked_length The length, in bytes, of the message to pack.
+ *
+ * @return The length, in bytes, of the message after packing.
+ */
+uint16_t sysex_bit_packed_length(uint16_t unpacked_length);
+
+/**
+ * Compute the length of a message after it is unpacked.
+ *
+ * @param packed_length The length, in bytes, of the packed message.
+ *
+ * @return The length, in bytes, of the message after it is unpacked.
+ */
+uint16_t sysex_bit_unpacked_length(uint16_t packed_length);
+
+/**
+ * Pack data so that it can be transmitted safely in a sysex message.
+ *
+ * @param packed The output data buffer, must be at least sysex_bit_packed_length(length) bytes long.
+ * @param source The input buffer of data to be packed.
+ * @param length The number of bytes from the input buffer to pack.
+ *
+ * @return number of bytes packed.
+ */
+uint16_t sysex_bit_pack(uint8_t *packed, const uint8_t *source, uint16_t length);
+
+/**
+ * Unpack packed data.
+ *
+ * @param unpacked The output data buffer, must be at least sysex_bit_unpacked_length(length) bytes long.
+ * @param source The input buffer of data to be unpacked.
+ * @param length The number of bytes from the input buffer to unpack.
+ *
+ * @return number of bytes unpacked.
+ */
+uint16_t sysex_bit_unpack(uint8_t *unpacked, const uint8_t *source, uint16_t length);
+
+#endif
diff --git a/Libraries/avrmidi/test/.gitignore b/Libraries/avrmidi/test/.gitignore
new file mode 100644
index 0000000..9d58ef3
--- /dev/null
+++ b/Libraries/avrmidi/test/.gitignore
@@ -0,0 +1,3 @@
+test
+sysex_test
+dummy_test
diff --git a/Libraries/avrmidi/test/Makefile b/Libraries/avrmidi/test/Makefile
new file mode 100644
index 0000000..d0bcd48
--- /dev/null
+++ b/Libraries/avrmidi/test/Makefile
@@ -0,0 +1,28 @@
+CFLAGS += -I. -I../ -g -Wall -DDEBUG
+DUMMY_SRC = dummy_device.c ../midi.c ../midi_device.c ../bytequeue.c ../interrupt_setting.c
+DUMMY_OBJ = ${DUMMY_SRC:.c=.o}
+
+SYSEX_SRC = sysex_test.c ../sysex_tools.c
+SYSEX_OBJ = ${SYSEX_SRC:.c=.o}
+
+.c.o:
+ @echo CC $<
+ @$(CC) -c $(CFLAGS) -o $*.o $<
+
+dummy_test: clean $(DUMMY_OBJ)
+ @$(CC) -o dummy_test $(DUMMY_OBJ)
+
+sysex_test: clean $(SYSEX_OBJ)
+ @$(CC) -o sysex_test $(SYSEX_OBJ)
+
+run_tests: sysex_test dummy_test
+ ./dummy_test
+ ./sysex_test
+
+all: run_tests
+
+#-------------------
+clean:
+ rm -f *.o *.map *.out *.hex *.tar.gz ../*.o ../bytequeue/*.o dummy_test sysex_test
+#-------------------
+
diff --git a/Libraries/avrmidi/test/avr/interrupt.h b/Libraries/avrmidi/test/avr/interrupt.h
new file mode 100644
index 0000000..8770647
--- /dev/null
+++ b/Libraries/avrmidi/test/avr/interrupt.h
@@ -0,0 +1,27 @@
+//midi for embedded chips,
+//Copyright 2010 Alex Norman
+//
+//This file is part of avr-midi.
+//
+//avr-midi is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-midi is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-midi. If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef FAKE_AVR_INTERRUPTS_H
+#define FAKE_AVR_INTERRUPTS_H
+
+static uint8_t SREG = 0;
+
+void cli(void) {
+}
+
+#endif
diff --git a/Libraries/avrmidi/test/dummy_device.c b/Libraries/avrmidi/test/dummy_device.c
new file mode 100644
index 0000000..b76439b
--- /dev/null
+++ b/Libraries/avrmidi/test/dummy_device.c
@@ -0,0 +1,283 @@
+//midi for embedded chips,
+//Copyright 2010 Alex Norman
+//
+//This file is part of avr-midi.
+//
+//avr-midi is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-midi is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-midi. If not, see <http://www.gnu.org/licenses/>.
+
+#include "midi_device.h"
+#include "midi.h"
+#include <stdio.h>
+#include <assert.h>
+#include "bytequeue.h"
+
+#define Q_BUFLEN 8
+uint8_t buf[Q_BUFLEN];
+byteQueue_t queue;
+
+MidiDevice test_device;
+
+uint8_t sent[3];
+uint8_t got[16];
+
+bool cc_called;
+bool noteon_called;
+bool noteoff_called;
+bool aftertouch_called;
+bool pitchbend_called;
+bool songposition_called;
+bool progchange_called;
+bool chanpressure_called;
+bool songselect_called;
+bool tc_quarterframe_called;
+bool realtime_called;
+bool tunerequest_called;
+bool fallthrough_called;
+
+
+void send_func(MidiDevice * device, uint8_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2) {
+ sent[0] = byte0;
+ sent[1] = byte1;
+ sent[2] = byte0;
+ printf("sent: ");
+ uint8_t i;
+ for (i = 0; i < cnt; i++) {
+ printf("%02x ", sent[i]);
+ }
+ printf("\n");
+}
+
+void cc_callback(MidiDevice * device, uint8_t byte0, uint8_t byte1, uint8_t byte2){
+ cc_called = true;
+ got[0] = byte0;
+ got[1] = byte1;
+ got[2] = byte2;
+}
+void noteon_callback(MidiDevice * device, uint8_t byte0, uint8_t byte1, uint8_t byte2){
+ noteon_called = true;
+ got[0] = byte0;
+ got[1] = byte1;
+ got[2] = byte2;
+}
+void noteoff_callback(MidiDevice * device, uint8_t byte0, uint8_t byte1, uint8_t byte2){
+ noteoff_called = true;
+ got[0] = byte0;
+ got[1] = byte1;
+ got[2] = byte2;
+}
+void aftertouch_callback(MidiDevice * device, uint8_t byte0, uint8_t byte1, uint8_t byte2){
+ aftertouch_called = true;
+ got[0] = byte0;
+ got[1] = byte1;
+ got[2] = byte2;
+}
+void pitchbend_callback(MidiDevice * device, uint8_t byte0, uint8_t byte1, uint8_t byte2){
+ pitchbend_called = true;
+ got[0] = byte0;
+ got[1] = byte1;
+ got[2] = byte2;
+}
+void songposition_callback(MidiDevice * device, uint8_t byte0, uint8_t byte1, uint8_t byte2){
+ songposition_called = true;
+ got[0] = byte0;
+ got[1] = byte1;
+ got[2] = byte2;
+}
+
+void progchange_callback(MidiDevice * device, uint8_t byte0, uint8_t byte1){
+ progchange_called = true;
+ got[0] = byte0;
+ got[1] = byte1;
+}
+void chanpressure_callback(MidiDevice * device, uint8_t byte0, uint8_t byte1){
+ chanpressure_called = true;
+ got[0] = byte0;
+ got[1] = byte1;
+}
+void songselect_callback(MidiDevice * device, uint8_t byte0, uint8_t byte1){
+ songselect_called = true;
+ got[0] = byte0;
+ got[1] = byte1;
+}
+void tc_quarterframe_callback(MidiDevice * device, uint8_t byte0, uint8_t byte1){
+ tc_quarterframe_called = true;
+ got[0] = byte0;
+ got[1] = byte1;
+}
+
+void realtime_callback(MidiDevice * device, uint8_t byte){
+ realtime_called = true;
+ got[0] = byte;
+}
+void tunerequest_callback(MidiDevice * device, uint8_t byte){
+ tunerequest_called = true;
+ got[0] = byte;
+}
+
+void fallthrough_callback(MidiDevice * device, uint8_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2){
+ fallthrough_called = true;
+ got[0] = byte0;
+ got[1] = byte1;
+ got[2] = byte2;
+}
+
+void sysex_callback(MidiDevice * device, uint8_t cnt, uint8_t byte0, uint8_t byte1, uint8_t byte2){
+ fallthrough_called = true;
+ static int index = 0;
+ fallthrough_called = true;
+ switch (cnt)
+ {
+ case 3 :
+ got[index+2] = byte2;
+ case 2:
+ got[index+1] = byte1;
+ case 1:
+ got[index+0] = byte0;
+ }
+ index += cnt;
+}
+
+void reset() {
+ uint8_t i;
+ for(i = 0; i < 3; i++)
+ got[i] = sent[i] = 0;
+ cc_called = false;
+ noteon_called = false;
+ noteoff_called = false;
+ aftertouch_called = false;
+ pitchbend_called = false;
+ songposition_called = false;
+ progchange_called = false;
+ chanpressure_called = false;
+ songselect_called = false;
+ tc_quarterframe_called = false;
+ realtime_called = false;
+ tunerequest_called = false;
+ fallthrough_called = false;
+}
+
+bool anything_called() {
+ return cc_called ||
+ noteon_called ||
+ noteoff_called ||
+ aftertouch_called ||
+ pitchbend_called ||
+ songposition_called ||
+ progchange_called ||
+ chanpressure_called ||
+ songselect_called ||
+ tc_quarterframe_called ||
+ realtime_called ||
+ tunerequest_called ||
+ fallthrough_called;
+}
+
+int main(void) {
+ bytequeue_init(&queue, buf, Q_BUFLEN);
+ uint8_t i;
+ for (i = 0; i < Q_BUFLEN - 1; i++)
+ {
+ assert(bytequeue_enqueue(&queue, i));
+ assert(bytequeue_length(&queue) == i+1);
+ }
+ assert(!bytequeue_enqueue(&queue, 0));
+ bytequeue_remove(&queue, bytequeue_length(&queue));
+ assert(bytequeue_length(&queue) == 0);
+ for (i = 0; i < Q_BUFLEN - 1; i++)
+ {
+ assert(bytequeue_enqueue(&queue, i));
+ assert(bytequeue_length(&queue) == i+1);
+ }
+ for (i = 0; i < Q_BUFLEN - 1; i++)
+ {
+ bytequeue_remove(&queue, 1);
+ }
+ assert(bytequeue_length(&queue) == 0);
+
+ midi_device_init(&test_device);
+ midi_device_set_send_func(&test_device, send_func);
+
+ midi_send_cc(&test_device, 0, 0, 1);
+ midi_send_cc(&test_device, 15, 1, 1);
+
+ midi_register_fallthrough_callback(&test_device, fallthrough_callback);
+ midi_register_realtime_callback(&test_device, realtime_callback);
+
+ assert(!fallthrough_called);
+ assert(!realtime_called);
+ midi_device_input(&test_device, 3, 0xB0, 0, 1);
+ midi_device_input(&test_device, 1, MIDI_CLOCK, 0, 0);
+ midi_device_process(&test_device);
+ assert(fallthrough_called);
+ assert(realtime_called);
+
+ reset();
+ assert(!fallthrough_called);
+ assert(!realtime_called);
+ //interspersed
+ midi_device_input(&test_device, 1, 0xB0, 0, 0);
+ midi_device_input(&test_device, 1, MIDI_CLOCK, 0, 0);
+ midi_device_input(&test_device, 1, 0, 0, 0);
+ midi_device_input(&test_device, 1, MIDI_START, 0, 0);
+ midi_device_input(&test_device, 1, 1, 0, 0);
+ midi_device_process(&test_device);
+ assert(fallthrough_called);
+ assert(realtime_called);
+
+ midi_register_cc_callback(&test_device, cc_callback);
+ assert(!cc_called);
+ midi_device_input(&test_device, 3, 0xB0, 0, 1);
+ midi_device_process(&test_device);
+ assert(cc_called);
+
+ reset();
+ assert(!cc_called);
+ assert(!realtime_called);
+ midi_device_input(&test_device, 1, 0xB0, 0, 0);
+ midi_device_input(&test_device, 1, MIDI_CLOCK, 0, 0);
+ midi_device_input(&test_device, 1, 0, 0, 0);
+ midi_device_input(&test_device, 1, MIDI_START, 0, 0);
+ midi_device_input(&test_device, 1, 1, 0, 0);
+ midi_device_process(&test_device);
+ assert(cc_called);
+ assert(realtime_called);
+
+ reset();
+ assert(!anything_called());
+ midi_device_input(&test_device, 1, 0xB0, 0, 0);
+ midi_device_input(&test_device, 1, 0, 0, 0);
+ midi_device_process(&test_device);
+ assert(!anything_called());
+
+ midi_register_fallthrough_callback(&test_device, sysex_callback);
+ midi_device_input(&test_device, 3, SYSEX_BEGIN, 0, 1);
+ midi_device_input(&test_device, 3, 2, 3, 4);
+ midi_device_input(&test_device, 2, 5, 6, 0);
+ midi_device_input(&test_device, 1, 7, 0, 0);
+ midi_device_input(&test_device, 1, SYSEX_END, 0, 0);
+ midi_device_process(&test_device);
+
+ assert(fallthrough_called);
+ assert(got[0] == SYSEX_BEGIN);
+// uint8_t i;
+ for (i = 0; i < 8; i++)
+ assert(got[i+1] == i);
+ assert(got[9] == SYSEX_END);
+
+ assert(midi_packet_length(MIDI_NOTEON) == 3);
+ assert(midi_packet_length(MIDI_CLOCK) == 1);
+
+ printf("\n\nTEST PASSED!\n\n");
+ return 0;
+}
diff --git a/Libraries/avrmidi/test/dummy_device.h b/Libraries/avrmidi/test/dummy_device.h
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/Libraries/avrmidi/test/dummy_device.h
diff --git a/Libraries/avrmidi/test/sysex_test.c b/Libraries/avrmidi/test/sysex_test.c
new file mode 100644
index 0000000..73a1915
--- /dev/null
+++ b/Libraries/avrmidi/test/sysex_test.c
@@ -0,0 +1,79 @@
+//midi for embedded chips,
+//Copyright 2010 Alex Norman
+//
+//This file is part of avr-midi.
+//
+//avr-midi is free software: you can redistribute it and/or modify
+//it under the terms of the GNU General Public License as published by
+//the Free Software Foundation, either version 3 of the License, or
+//(at your option) any later version.
+//
+//avr-midi is distributed in the hope that it will be useful,
+//but WITHOUT ANY WARRANTY; without even the implied warranty of
+//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//GNU General Public License for more details.
+//
+//You should have received a copy of the GNU General Public License
+//along with avr-midi. If not, see <http://www.gnu.org/licenses/>.
+
+#include "sysex_tools.h"
+#include <stdlib.h>
+#include <math.h>
+#include <assert.h>
+#include <string.h>
+#include <stdio.h>
+
+#define SIZE 1028
+
+int main(int argc, char * argv[]) {
+ unsigned int i, j;
+ uint8_t orig[SIZE];
+ uint8_t unpacked[SIZE];
+ uint8_t * packed = malloc(sizeof(uint8_t) * sysex_bit_packed_length(SIZE));
+ uint8_t * packed2 = malloc(sizeof(uint8_t) * sysex_bit_packed_length(SIZE));
+
+ for(i = 0; i < SIZE; i++)
+ orig[i] = rand() & 0xFF;
+
+ for (i = 1; i < 512; i++) {
+ assert(i == sysex_bit_unpacked_length(sysex_bit_packed_length(i)));
+ }
+
+ //test byte packing
+ for (i = 1; i < SIZE; i++) {
+ uint16_t res_size0 = sysex_bit_pack(packed, orig, i);
+ uint16_t res_size1 = sysex_bit_packed_length(i);
+ //printf("packed %d == %d\n", res_size0, res_size1);
+ assert(res_size0 == res_size1);
+ //make sure that the top bit isn't set
+ for (j = 0; j < res_size0; j++)
+ assert( (packed[i] & 0x80) == 0);
+ //just in case, zero out unpacked..
+ memset(unpacked, SIZE, 0);
+ res_size1 = sysex_bit_unpack(unpacked, packed, res_size0);
+ assert(i == sysex_bit_unpacked_length(res_size0));
+ //printf("unpacked %d == %d\n", res_size1, i);
+ assert(res_size1 == i);
+ res_size0 = memcmp(orig, unpacked, i);
+ assert(0 == res_size0);
+ }
+
+ for (i = 0, j = 0; i < (SIZE - 7); i += 7, j +=8) {
+ //pack in segments
+ assert(8 == sysex_bit_pack(packed2 + j, orig + i, 7));
+ }
+
+ for (i = 0, j = 0; i < (SIZE - 7); i += 7, j +=8) {
+ //pack in segments
+ assert(7 == sysex_bit_unpack(unpacked + i, packed2 + j, 8));
+ }
+ //make sure the unpacked contents are the same length
+ assert(0 == memcmp(unpacked, orig, SIZE - 7));
+ //make sure that packing in 7 byte segments is the same as packing all at once
+ assert(0 == memcmp(packed2, packed, sysex_bit_packed_length(SIZE - 7)));
+
+ free(packed);
+
+ printf("\n%s passed!\n\n", argv[0]);
+ return 0;
+}
diff --git a/Libraries/twi/twi.c b/Libraries/twi/twi.c
new file mode 100644
index 0000000..73c4d54
--- /dev/null
+++ b/Libraries/twi/twi.c
@@ -0,0 +1,274 @@
+/*
+ twi.c - TWI/I2C library for Wiring & Arduino
+ Copyright (c) 2006 Nicholas Zambetti. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#include <math.h>
+#include <stdlib.h>
+#include <inttypes.h>
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include <compat/twi.h>
+
+#ifndef cbi
+#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
+#endif
+
+#ifndef sbi
+#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
+#endif
+
+#include "twi.h"
+
+static volatile uint8_t twi_state;
+
+static void (*twi_onSlaveTransmit)(void);
+static uint8_t (*twi_onSlaveReceive)(uint8_t);
+
+uint8_t twi_txBuffer[TWI_BUFFER_LENGTH];
+static volatile uint8_t twi_txBufferIndex;
+static volatile uint8_t twi_txBufferLength;
+
+static volatile uint8_t twi_error;
+
+/*
+ * Function twi_init
+ * Desc readys twi pins and sets twi bitrate
+ * Input none
+ * Output none
+ */
+void twi_init(void)
+{
+ // initialize state
+ twi_state = TWI_READY;
+
+ #if defined(__AVR_ATmega168__) || defined(__AVR_ATmega8__) || defined(__AVR_ATmega328P__)
+ // activate internal pull-ups for twi
+ // as per note from atmega8 manual pg167
+ sbi(PORTC, 4);
+ sbi(PORTC, 5);
+ #else
+ // activate internal pull-ups for twi
+ // as per note from atmega128 manual pg204
+ sbi(PORTD, 0);
+ sbi(PORTD, 1);
+ #endif
+
+ // initialize twi prescaler and bit rate
+ cbi(TWSR, TWPS0);
+ cbi(TWSR, TWPS1);
+ TWBR = ((CPU_FREQ / TWI_FREQ) - 16) / 2;
+
+ /* twi bit rate formula from atmega128 manual pg 204
+ SCL Frequency = CPU Clock Frequency / (16 + (2 * TWBR))
+ note: TWBR should be 10 or higher for master mode
+ It is 72 for a 16mhz Wiring board with 100kHz TWI */
+
+ // enable twi module, acks, and twi interrupt
+ TWCR = _BV(TWEN) | _BV(TWIE) | _BV(TWEA);
+}
+
+/*
+ * Function twi_slaveInit
+ * Desc sets slave address and enables interrupt
+ * Input none
+ * Output none
+ */
+void twi_setAddress(uint8_t address)
+{
+ // set twi slave address (skip over TWGCE bit)
+ TWAR = address << 1;
+}
+
+/*
+ * Function twi_transmit
+ * Desc fills slave tx buffer with data
+ * must be called in slave tx event callback
+ * Input data: pointer to byte array
+ * length: number of bytes in array
+ * Output 1 length too long for buffer
+ * 2 not slave transmitter
+ * 0 ok
+ */
+uint8_t twi_transmit(uint8_t* data, uint8_t length)
+{
+ uint8_t i;
+
+ // ensure data will fit into buffer
+ if(TWI_BUFFER_LENGTH < length){
+ return 1;
+ }
+
+ // ensure we are currently a slave transmitter
+ if(TWI_STX != twi_state){
+ return 2;
+ }
+
+ // set length and copy data into tx buffer
+ twi_txBufferLength = length;
+ for(i = 0; i < length; ++i){
+ twi_txBuffer[i] = data[i];
+ }
+
+ return 0;
+}
+
+/*
+ * Function twi_attachSlaveRxEvent
+ * Desc sets function called before a slave read operation
+ * Input function: callback function to use
+ * Output none
+ */
+void twi_attachSlaveRxEvent( uint8_t (*function)(uint8_t) )
+{
+ twi_onSlaveReceive = function;
+}
+
+/*
+ * Function twi_attachSlaveTxEvent
+ * Desc sets function called before a slave write operation
+ * Input function: callback function to use
+ * Output none
+ */
+void twi_attachSlaveTxEvent( void (*function)(void) )
+{
+ twi_onSlaveTransmit = function;
+}
+
+/*
+ * Function twi_reply
+ * Desc sends byte or readys receive line
+ * Input ack: byte indicating to ack or to nack
+ * Output none
+ */
+void twi_reply(uint8_t ack)
+{
+ // transmit master read ready signal, with or without ack
+ if(ack){
+ TWCR = _BV(TWEN) | _BV(TWIE) | _BV(TWINT) | _BV(TWEA);
+ }else{
+ TWCR = _BV(TWEN) | _BV(TWIE) | _BV(TWINT);
+ }
+}
+
+/*
+ * Function twi_stop
+ * Desc relinquishes bus master status
+ * Input none
+ * Output none
+ */
+void twi_stop(void)
+{
+ // send stop condition
+ TWCR = _BV(TWEN) | _BV(TWIE) | _BV(TWEA) | _BV(TWINT) | _BV(TWSTO);
+
+ // wait for stop condition to be exectued on bus
+ // TWINT is not set after a stop condition!
+ while(TWCR & _BV(TWSTO)){
+ continue;
+ }
+
+ // update twi state
+ twi_state = TWI_READY;
+}
+
+/*
+ * Function twi_releaseBus
+ * Desc releases bus control
+ * Input none
+ * Output none
+ */
+void twi_releaseBus(void)
+{
+ // release bus
+ TWCR = _BV(TWEN) | _BV(TWIE) | _BV(TWEA) | _BV(TWINT);
+
+ // update twi state
+ twi_state = TWI_READY;
+}
+
+SIGNAL(TWI_vect)
+{
+ switch(TW_STATUS){
+ // Slave Receiver
+ case TW_SR_SLA_ACK: // addressed, returned ack
+ case TW_SR_GCALL_ACK: // addressed generally, returned ack
+ case TW_SR_ARB_LOST_SLA_ACK: // lost arbitration, returned ack
+ case TW_SR_ARB_LOST_GCALL_ACK: // lost arbitration, returned ack
+ // enter slave receiver mode
+ twi_state = TWI_SRX;
+ // indicate that rx buffer can be overwritten and ack
+ twi_reply(1);
+ break;
+ case TW_SR_DATA_ACK: // data received, returned ack
+ case TW_SR_GCALL_DATA_ACK: // data received generally, returned ack
+ // if there is still room in the rx buffer
+ twi_reply(twi_onSlaveReceive(TWDR));
+ break;
+ case TW_SR_STOP: // stop or repeated start condition received
+ // sends ack and stops interface for clock stretching
+ twi_stop();
+ // ack future responses and leave slave receiver state
+ //twi_releaseBus();
+ break;
+ case TW_SR_DATA_NACK: // data received, returned nack
+ case TW_SR_GCALL_DATA_NACK: // data received generally, returned nack
+ // nack back at master
+ twi_reply(1);
+ break;
+
+ // Slave Transmitter
+ case TW_ST_SLA_ACK: // addressed, returned ack
+ case TW_ST_ARB_LOST_SLA_ACK: // arbitration lost, returned ack
+ // enter slave transmitter mode
+ twi_state = TWI_STX;
+ // ready the tx buffer index for iteration
+ twi_txBufferIndex = 0;
+ // set tx buffer length to be zero, to verify if user changes it
+ twi_txBufferLength = 0;
+ // request for txBuffer to be filled and length to be set
+ // note: user must call twi_transmit(bytes, length) to do this
+ twi_onSlaveTransmit();
+ // transmit first byte from buffer, fall
+ case TW_ST_DATA_ACK: // byte sent, ack returned
+ // copy data to output register
+ TWDR = twi_txBuffer[twi_txBufferIndex++];
+ // if there is more to send, ack, otherwise nack
+ if(twi_txBufferIndex < twi_txBufferLength){
+ twi_reply(1);
+ }else{
+ twi_reply(0);
+ }
+ break;
+ case TW_ST_DATA_NACK: // received nack, we are done
+ case TW_ST_LAST_DATA: // received ack, but we are done already!
+ // ack future responses
+ twi_reply(1);
+ // leave slave receiver state
+ twi_state = TWI_READY;
+ break;
+
+ // All
+ case TW_NO_INFO: // no state information
+ break;
+ case TW_BUS_ERROR: // bus error, illegal stop/start
+ twi_error = TW_BUS_ERROR;
+ twi_stop();
+ break;
+ }
+}
+
diff --git a/Libraries/twi/twi.h b/Libraries/twi/twi.h
new file mode 100644
index 0000000..ad5746a
--- /dev/null
+++ b/Libraries/twi/twi.h
@@ -0,0 +1,59 @@
+/*
+ twi.h - TWI/I2C library for Wiring & Arduino
+ Copyright (c) 2006 Nicholas Zambetti. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#ifndef twi_h
+#define twi_h
+
+ #include <inttypes.h>
+
+ //#define ATMEGA8
+
+ #ifndef CPU_FREQ
+ #define CPU_FREQ 16000000L
+ #endif
+
+ #ifndef TWI_FREQ
+ #define TWI_FREQ 100000L
+ #endif
+
+ #ifndef TWI_BUFFER_LENGTH
+ #define TWI_BUFFER_LENGTH 96
+ #endif
+
+ #define TWI_READY 0
+ #define TWI_MRX 1
+ #define TWI_MTX 2
+ #define TWI_SRX 3
+ #define TWI_STX 4
+
+ void twi_init(void);
+ void twi_setAddress(uint8_t);
+ uint8_t twi_readFrom(uint8_t, uint8_t*, uint8_t);
+ uint8_t twi_writeTo(uint8_t, uint8_t*, uint8_t, uint8_t);
+ uint8_t twi_transmit(uint8_t*, uint8_t);
+ void twi_attachSlaveRxEvent( uint8_t (*)(uint8_t) );
+ void twi_attachSlaveTxEvent( void (*)(void) );
+ void twi_reply(uint8_t);
+ void twi_stop(void);
+ void twi_releaseBus(void);
+
+extern uint8_t twi_txBuffer[TWI_BUFFER_LENGTH];
+
+#endif
+