From 8d6bf3b196c2a0bc1adda4a04669e54fdc5b65cb Mon Sep 17 00:00:00 2001
From: Perry Hung <iperry@alum.mit.edu>
Date: Tue, 23 Mar 2010 01:41:08 -0400
Subject: Removed main.cpp and updated example_main.cpp and added a blinky
 version. New users are expected to write their or main.cpp or copy from an
 example version.

---
 src/example_main.cpp | 71 ++++++++++++++++++++++++++++++++++------------------
 1 file changed, 46 insertions(+), 25 deletions(-)

(limited to 'src/example_main.cpp')

diff --git a/src/example_main.cpp b/src/example_main.cpp
index 7202c66..8275452 100644
--- a/src/example_main.cpp
+++ b/src/example_main.cpp
@@ -1,48 +1,69 @@
+/* *****************************************************************************
+ *  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/>.
+ *
+ *  Created: 03/23/10 01:31:15
+ *  Copyright (c) 2010 Perry L. Hung. All rights reserved.
+ *
+ * ****************************************************************************/
+
+/**
+ *  @file example_main.cpp
+ *
+ *  @brief Sample main.cpp file. Blinks an LED, sends a message out USART2 and
+ *  the USB virtual COM port, and turns on PWM on pin 2
+ */
+
+#ifndef _EXAMPLE_MAIN_H_
+#define _EXAMPLE_MAIN_H_
+
+#endif
 #include "wiring.h"
 #include "HardwareSerial.h"
 #include "HardwareUsb.h"
 #include "math.h"
 #include "usb.h"
 
-int ledPin = 13;
 uint8_t bytes_in;
 
+#define LED_PIN 13
+#define PWM_PIN  2
+
 HardwareUsb Usb;
 
 void setup()
 {
-    pinMode(ledPin, OUTPUT);
-    Serial2.begin(9600);
-    Serial2.println("setup start");
+    /* Set up the LED to blink  */
+    pinMode(LED_PIN, OUTPUT);
 
-    pinMode(6, PWM);
-    pwmWrite(6, 0x8000);
-    pinMode(7, OUTPUT);
+    /* Send a message out USART2  */
+    Serial2.begin(9600);
+    Serial2.println("Hello world!");
 
-    Serial2.println("setup end");
+    /* Turn on PWM on pin PWM_PIN */
+    pinMode(PWM_PIN, PWM);
+    pwmWrite(PWM_PIN, 0x8000);
 
-    Usb.begin();
-    Usb.flush();
+    /* Send a message out the USB virtual com port  */
+    Usb.println("Hello world!");
 }
 
 int toggle = 0;
 
-const char* testMsg = "hello world!\n";
-const char x = 'a';
-static inline void loop() {
+void loop() {
     toggle ^= 1;
-    digitalWrite(ledPin, toggle);
-    delay(50);
-
-    uint8_t numBytes=Usb.available();
-    
-    if (numBytes > 0) {
-      while (numBytes-->0) {
-	Usb.print(Usb.read());
-      }
-    }
-
-    Usb.flush();
+    digitalWrite(LED_PIN, toggle);
+    delay(100);
 }
 
 
-- 
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