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-rw-r--r--.github/workflows/build.yml2
-rw-r--r--.gitmodules3
m---------lib/mp30
-rw-r--r--lib/oofatfs/ff.c6
-rw-r--r--lib/oofatfs/ffconf.h6
-rw-r--r--locale/ID.po18
-rw-r--r--locale/circuitpython.pot18
-rw-r--r--locale/de_DE.po18
-rw-r--r--locale/en_US.po18
-rw-r--r--locale/en_x_pirate.po18
-rw-r--r--locale/es.po18
-rw-r--r--locale/fil.po18
-rw-r--r--locale/fr.po18
-rw-r--r--locale/it_IT.po18
-rw-r--r--locale/ko.po18
-rw-r--r--locale/pl.po18
-rw-r--r--locale/pt_BR.po18
-rw-r--r--locale/zh_Latn_pinyin.po18
-rw-r--r--ports/atmel-samd/boards/kicksat-sprite/mpconfigboard.mk1
-rw-r--r--ports/atmel-samd/common-hal/neopixel_write/__init__.c157
-rw-r--r--ports/atmel-samd/mpconfigport.mk4
-rwxr-xr-xports/nrf/Makefile1
-rw-r--r--ports/nrf/boards/circuitplayground_bluefruit/board.c14
-rw-r--r--ports/nrf/boards/circuitplayground_bluefruit/mpconfigboard.h3
-rw-r--r--ports/nrf/boards/circuitplayground_bluefruit/pins.c6
-rw-r--r--ports/stm32f4/boards/pyb_nano_v2/board.c39
-rw-r--r--ports/stm32f4/boards/pyb_nano_v2/mpconfigboard.h47
-rw-r--r--ports/stm32f4/boards/pyb_nano_v2/mpconfigboard.mk19
-rw-r--r--ports/stm32f4/boards/pyb_nano_v2/pins.c59
-rw-r--r--ports/stm32f4/boards/pyb_nano_v2/stm32f4xx_hal_conf.h440
-rw-r--r--ports/stm32f4/boards/stm32f411ce_blackpill/board.c39
-rw-r--r--ports/stm32f4/boards/stm32f411ce_blackpill/mpconfigboard.h47
-rw-r--r--ports/stm32f4/boards/stm32f411ce_blackpill/mpconfigboard.mk22
-rw-r--r--ports/stm32f4/boards/stm32f411ce_blackpill/pins.c40
-rw-r--r--ports/stm32f4/boards/stm32f411ce_blackpill/stm32f4xx_hal_conf.h440
-rw-r--r--ports/stm32f4/boards/stm32f411ve_discovery/mpconfigboard.h2
-rw-r--r--ports/stm32f4/common-hal/microcontroller/Pin.c4
-rw-r--r--ports/stm32f4/common-hal/microcontroller/__init__.c2
-rw-r--r--ports/stm32f4/peripherals/stm32f4/stm32f411xe/clocks.c3
-rw-r--r--ports/stm32f4/peripherals/stm32f4/stm32f411xe/gpio.c116
-rw-r--r--py/circuitpy_defns.mk25
-rw-r--r--py/circuitpy_mpconfig.h8
-rw-r--r--py/circuitpy_mpconfig.mk9
-rwxr-xr-xpy/gc.c3
-rw-r--r--shared-bindings/audiomp3/MP3File.c226
-rw-r--r--shared-bindings/audiomp3/MP3File.h48
-rw-r--r--shared-bindings/audiomp3/__init__.c60
-rw-r--r--shared-bindings/audiomp3/__init__.h34
-rw-r--r--shared-module/audiomp3/MP3File.c270
-rw-r--r--shared-module/audiomp3/MP3File.h70
-rw-r--r--shared-module/audiomp3/__init__.c0
-rw-r--r--shared-module/audiomp3/__init__.h30
-rw-r--r--supervisor/shared/external_flash/external_flash.c8
-rw-r--r--tools/build_board_info.py1
54 files changed, 2306 insertions, 242 deletions
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b5ee03a02..196b1a7c0 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -129,6 +129,7 @@ jobs:
- "pewpew10"
- "pewpew_m4"
- "pirkey_m0"
+ - "pyb_nano_v2"
- "pybadge"
- "pybadge_airlift"
- "pyboard_v11"
@@ -150,6 +151,7 @@ jobs:
- "sparkfun_samd21_dev"
- "sparkfun_samd21_mini"
- "spresense"
+ - "stm32f411ce_blackpill"
- "stm32f411ve_discovery"
- "stm32f412zg_discovery"
- "stringcar_m0_express"
diff --git a/.gitmodules b/.gitmodules
index 764456cd6..98252c2af 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -102,3 +102,6 @@
[submodule "ports/cxd56/spresense-exported-sdk"]
path = ports/cxd56/spresense-exported-sdk
url = https://github.com/sonydevworld/spresense-exported-sdk.git
+[submodule "lib/mp3"]
+ path = lib/mp3
+ url = https://github.com/adafruit/Adafruit_MP3
diff --git a/lib/mp3 b/lib/mp3
new file mode 160000
+Subproject 2a3cc7873b5c642d4bb60043dc14d2555e3377a
diff --git a/lib/oofatfs/ff.c b/lib/oofatfs/ff.c
index b0984756b..71bd19702 100644
--- a/lib/oofatfs/ff.c
+++ b/lib/oofatfs/ff.c
@@ -3382,7 +3382,11 @@ FRESULT f_read (
if (!sect) ABORT(fs, FR_INT_ERR);
sect += csect;
cc = btr / SS(fs); /* When remaining bytes >= sector size, */
- if (cc) { /* Read maximum contiguous sectors directly */
+ if (cc
+#if _FS_DISK_READ_ALIGNED
+ && (((int)rbuff & 3) == 0)
+#endif
+ ) {/* Read maximum contiguous sectors directly */
if (csect + cc > fs->csize) { /* Clip at cluster boundary */
cc = fs->csize - csect;
}
diff --git a/lib/oofatfs/ffconf.h b/lib/oofatfs/ffconf.h
index 214311b4c..a3795fa3f 100644
--- a/lib/oofatfs/ffconf.h
+++ b/lib/oofatfs/ffconf.h
@@ -343,6 +343,12 @@
/ SemaphoreHandle_t and etc.. A header file for O/S definitions needs to be
/ included somewhere in the scope of ff.h. */
+// Set to nonzero if buffers passed to disk_read have a word alignment
+// restriction
+#ifndef _FS_DISK_READ_ALIGNED
+#define _FS_DISK_READ_ALIGNED 0
+#endif
+
/* #include <windows.h> // O/S definitions */
diff --git a/locale/ID.po b/locale/ID.po
index 472c042c6..4be18ec0d 100644
--- a/locale/ID.po
+++ b/locale/ID.po
@@ -8,7 +8,7 @@ msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
"Language-Team: LANGUAGE <LL@li.org>\n"
@@ -496,11 +496,21 @@ msgstr ""
msgid "Could not initialize UART"
msgstr "Tidak dapat menginisialisasi UART"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr ""
@@ -613,6 +623,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, fuzzy, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1779,7 +1793,7 @@ msgstr "argumen keyword ekstra telah diberikan"
msgid "extra positional arguments given"
msgstr "argumen posisi ekstra telah diberikan"
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr ""
diff --git a/locale/circuitpython.pot b/locale/circuitpython.pot
index 1541b1f74..f00720207 100644
--- a/locale/circuitpython.pot
+++ b/locale/circuitpython.pot
@@ -8,7 +8,7 @@ msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
"Language-Team: LANGUAGE <LL@li.org>\n"
@@ -486,11 +486,21 @@ msgstr ""
msgid "Could not initialize UART"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr ""
@@ -602,6 +612,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1749,7 +1763,7 @@ msgstr ""
msgid "extra positional arguments given"
msgstr ""
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr ""
diff --git a/locale/de_DE.po b/locale/de_DE.po
index b34626ea1..1756a7717 100644
--- a/locale/de_DE.po
+++ b/locale/de_DE.po
@@ -7,7 +7,7 @@ msgid ""
msgstr ""
"Project-Id-Version: \n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: 2018-07-27 11:55-0700\n"
"Last-Translator: Pascal Deneaux\n"
"Language-Team: Sebastian Plamauer, Pascal Deneaux\n"
@@ -490,11 +490,21 @@ msgstr "Beschädigter raw code"
msgid "Could not initialize UART"
msgstr "Konnte UART nicht initialisieren"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr "Konnte first buffer nicht zuteilen"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr "Konnte second buffer nicht zuteilen"
@@ -606,6 +616,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr "Verbindung nicht erfolgreich: timeout"
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1798,7 +1812,7 @@ msgstr "Es wurden zusätzliche Keyword-Argumente angegeben"
msgid "extra positional arguments given"
msgstr "Es wurden zusätzliche Argumente ohne Keyword angegeben"
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr "Die Datei muss eine im Byte-Modus geöffnete Datei sein"
diff --git a/locale/en_US.po b/locale/en_US.po
index 95884c7b2..79940e95e 100644
--- a/locale/en_US.po
+++ b/locale/en_US.po
@@ -7,7 +7,7 @@ msgid ""
msgstr ""
"Project-Id-Version: \n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: 2018-07-27 11:55-0700\n"
"Last-Translator: \n"
"Language-Team: \n"
@@ -486,11 +486,21 @@ msgstr ""
msgid "Could not initialize UART"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr ""
@@ -602,6 +612,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1749,7 +1763,7 @@ msgstr ""
msgid "extra positional arguments given"
msgstr ""
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr ""
diff --git a/locale/en_x_pirate.po b/locale/en_x_pirate.po
index ed7d2cec7..9fe49ec9f 100644
--- a/locale/en_x_pirate.po
+++ b/locale/en_x_pirate.po
@@ -7,7 +7,7 @@ msgid ""
msgstr ""
"Project-Id-Version: \n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: 2018-07-27 11:55-0700\n"
"Last-Translator: \n"
"Language-Team: @sommersoft, @MrCertainly\n"
@@ -490,11 +490,21 @@ msgstr ""
msgid "Could not initialize UART"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr ""
@@ -606,6 +616,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1753,7 +1767,7 @@ msgstr ""
msgid "extra positional arguments given"
msgstr ""
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr ""
diff --git a/locale/es.po b/locale/es.po
index fac38c081..b5c375481 100644
--- a/locale/es.po
+++ b/locale/es.po
@@ -7,7 +7,7 @@ msgid ""
msgstr ""
"Project-Id-Version: \n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: 2018-08-24 22:56-0500\n"
"Last-Translator: \n"
"Language-Team: \n"
@@ -494,11 +494,21 @@ msgstr ""
msgid "Could not initialize UART"
msgstr "No se puede inicializar la UART"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr "No se pudo asignar el primer buffer"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr "No se pudo asignar el segundo buffer"
@@ -610,6 +620,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1802,7 +1816,7 @@ msgstr "argumento(s) por palabra clave adicionales fueron dados"
msgid "extra positional arguments given"
msgstr "argumento posicional adicional dado"
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr "el archivo deberia ser una archivo abierto en modo byte"
diff --git a/locale/fil.po b/locale/fil.po
index 776002768..ba20e69b8 100644
--- a/locale/fil.po
+++ b/locale/fil.po
@@ -7,7 +7,7 @@ msgid ""
msgstr ""
"Project-Id-Version: \n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: 2018-12-20 22:15-0800\n"
"Last-Translator: Timothy <me@timothygarcia.ca>\n"
"Language-Team: fil\n"
@@ -495,11 +495,21 @@ msgstr ""
msgid "Could not initialize UART"
msgstr "Hindi ma-initialize ang UART"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr "Hindi ma-iallocate ang first buffer"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr "Hindi ma-iallocate ang second buffer"
@@ -616,6 +626,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, fuzzy, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1810,7 +1824,7 @@ msgstr "dagdag na keyword argument na ibinigay"
msgid "extra positional arguments given"
msgstr "dagdag na positional argument na ibinigay"
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr "file ay dapat buksan sa byte mode"
diff --git a/locale/fr.po b/locale/fr.po
index 78d079bf1..e103cd06d 100644
--- a/locale/fr.po
+++ b/locale/fr.po
@@ -8,7 +8,7 @@ msgid ""
msgstr ""
"Project-Id-Version: 0.1\n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: 2019-04-14 20:05+0100\n"
"Last-Translator: Pierrick Couturier <arofarn@arofarn.info>\n"
"Language-Team: fr\n"
@@ -501,11 +501,21 @@ msgstr ""
msgid "Could not initialize UART"
msgstr "L'UART n'a pu être initialisé"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr "Impossible d'allouer le 1er tampon"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr "Impossible d'allouer le 2e tampon"
@@ -620,6 +630,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, fuzzy, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1842,7 +1856,7 @@ msgstr "argument(s) nommé(s) supplémentaire(s) donné(s)"
msgid "extra positional arguments given"
msgstr "argument(s) positionnel(s) supplémentaire(s) donné(s)"
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr "le fichier doit être un fichier ouvert en mode 'byte'"
diff --git a/locale/it_IT.po b/locale/it_IT.po
index 67585fe2f..c1a445fa2 100644
--- a/locale/it_IT.po
+++ b/locale/it_IT.po
@@ -8,7 +8,7 @@ msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: 2018-10-02 16:27+0200\n"
"Last-Translator: Enrico Paganin <enrico.paganin@mail.com>\n"
"Language-Team: \n"
@@ -496,11 +496,21 @@ msgstr ""
msgid "Could not initialize UART"
msgstr "Impossibile inizializzare l'UART"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr "Impossibile allocare il primo buffer"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr "Impossibile allocare il secondo buffer"
@@ -616,6 +626,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, fuzzy, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1803,7 +1817,7 @@ msgstr "argomento nominato aggiuntivo fornito"
msgid "extra positional arguments given"
msgstr "argomenti posizonali extra dati"
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr ""
diff --git a/locale/ko.po b/locale/ko.po
index 0cf674737..93a476b87 100644
--- a/locale/ko.po
+++ b/locale/ko.po
@@ -8,7 +8,7 @@ msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: 2019-05-06 14:22-0700\n"
"Last-Translator: \n"
"Language-Team: LANGUAGE <LL@li.org>\n"
@@ -490,11 +490,21 @@ msgstr ""
msgid "Could not initialize UART"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr ""
@@ -606,6 +616,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1754,7 +1768,7 @@ msgstr ""
msgid "extra positional arguments given"
msgstr ""
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr ""
diff --git a/locale/pl.po b/locale/pl.po
index 0e33f3022..8efab1867 100644
--- a/locale/pl.po
+++ b/locale/pl.po
@@ -7,7 +7,7 @@ msgid ""
msgstr ""
"Project-Id-Version: \n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: 2019-03-19 18:37-0700\n"
"Last-Translator: Radomir Dopieralski <circuitpython@sheep.art.pl>\n"
"Language-Team: pl\n"
@@ -489,11 +489,21 @@ msgstr ""
msgid "Could not initialize UART"
msgstr "Ustawienie UART nie powiodło się"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr "Nie udała się alokacja pierwszego bufora"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr "Nie udała się alokacja drugiego bufora"
@@ -605,6 +615,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1774,7 +1788,7 @@ msgstr "nadmiarowe argumenty nazwane"
msgid "extra positional arguments given"
msgstr "nadmiarowe argumenty pozycyjne"
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr "file musi być otwarte w trybie bajtowym"
diff --git a/locale/pt_BR.po b/locale/pt_BR.po
index f1f707f63..1ca6b7d9a 100644
--- a/locale/pt_BR.po
+++ b/locale/pt_BR.po
@@ -8,7 +8,7 @@ msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: 2018-10-02 21:14-0000\n"
"Last-Translator: \n"
"Language-Team: \n"
@@ -492,11 +492,21 @@ msgstr ""
msgid "Could not initialize UART"
msgstr "Não foi possível inicializar o UART"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr "Não pôde alocar primeiro buffer"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr "Não pôde alocar segundo buffer"
@@ -611,6 +621,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr ""
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, fuzzy, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1771,7 +1785,7 @@ msgstr "argumentos extras de palavras-chave passados"
msgid "extra positional arguments given"
msgstr "argumentos extra posicionais passados"
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr ""
diff --git a/locale/zh_Latn_pinyin.po b/locale/zh_Latn_pinyin.po
index 6e49774b5..40966090d 100644
--- a/locale/zh_Latn_pinyin.po
+++ b/locale/zh_Latn_pinyin.po
@@ -7,7 +7,7 @@ msgid ""
msgstr ""
"Project-Id-Version: circuitpython-cn\n"
"Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2019-12-06 13:25-0600\n"
+"POT-Creation-Date: 2019-12-10 13:55-0600\n"
"PO-Revision-Date: 2019-04-13 10:10-0700\n"
"Last-Translator: hexthat\n"
"Language-Team: Chinese Hanyu Pinyin\n"
@@ -490,11 +490,21 @@ msgstr "Sǔnhuài de yuánshǐ dàimǎ"
msgid "Could not initialize UART"
msgstr "Wúfǎ chūshǐhuà UART"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate decoder"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate first buffer"
msgstr "Wúfǎ fēnpèi dì yī gè huǎnchōng qū"
+#: shared-module/audiomp3/MP3File.c
+msgid "Couldn't allocate input buffer"
+msgstr ""
+
#: shared-module/audiocore/WaveFile.c shared-module/audiomixer/Mixer.c
+#: shared-module/audiomp3/MP3File.c
msgid "Couldn't allocate second buffer"
msgstr "Wúfǎ fēnpèi dì èr gè huǎnchōng qū"
@@ -606,6 +616,10 @@ msgstr ""
msgid "Failed to connect: timeout"
msgstr "Liánjiē shībài: Chāoshí"
+#: shared-module/audiomp3/MP3File.c
+msgid "Failed to parse MP3 file"
+msgstr ""
+
#: ports/nrf/sd_mutex.c
#, c-format
msgid "Failed to release mutex, err 0x%04x"
@@ -1785,7 +1799,7 @@ msgstr "éwài de guānjiàn cí cānshù"
msgid "extra positional arguments given"
msgstr "gěi chūle éwài de wèizhì cānshù"
-#: shared-bindings/audiocore/WaveFile.c
+#: shared-bindings/audiocore/WaveFile.c shared-bindings/audiomp3/MP3File.c
#: shared-bindings/displayio/OnDiskBitmap.c
msgid "file must be a file opened in byte mode"
msgstr "wénjiàn bìxū shì zài zì jié móshì xià dǎkāi de wénjiàn"
diff --git a/ports/atmel-samd/boards/kicksat-sprite/mpconfigboard.mk b/ports/atmel-samd/boards/kicksat-sprite/mpconfigboard.mk
index 453be3b5e..b9b88a368 100644
--- a/ports/atmel-samd/boards/kicksat-sprite/mpconfigboard.mk
+++ b/ports/atmel-samd/boards/kicksat-sprite/mpconfigboard.mk
@@ -16,3 +16,4 @@ CIRCUITPY_AUDIOBUSIO = 0
CIRCUITPY_DISPLAYIO = 0
CIRCUITPY_NETWORK = 0
CIRCUITPY_PS2IO = 0
+CIRCUITPY_AUDIOMP3 = 0
diff --git a/ports/atmel-samd/common-hal/neopixel_write/__init__.c b/ports/atmel-samd/common-hal/neopixel_write/__init__.c
index 57e963c91..ba69174af 100644
--- a/ports/atmel-samd/common-hal/neopixel_write/__init__.c
+++ b/ports/atmel-samd/common-hal/neopixel_write/__init__.c
@@ -34,24 +34,62 @@
#ifdef SAMD51
#include "hri/hri_cmcc_d51.h"
#include "hri/hri_nvmctrl_d51.h"
-
-// This magical macro makes sure the delay isn't optimized out and is the
-// minimal three instructions.
-#define delay_cycles(cycles) \
-{ \
- uint32_t t; \
- asm volatile ( \
- "movs %[t], %[c]\n\t" \
- "loop%=:\n\t" \
- "subs %[t], #1\n\t" \
- "bne.n loop%=" : [t] "=r"(t) : [c] "I" (cycles)); \
- }
#endif
-// Ensure this code is compiled with -Os. Any other optimization level may change the timing of it
-// and break neopixels.
-#pragma GCC push_options
-#pragma GCC optimize ("Os")
+__attribute__((naked,noinline,aligned(16)))
+static void neopixel_send_buffer_core(volatile uint32_t *clraddr, uint32_t pinMask,
+ const uint8_t *ptr, int numBytes);
+
+static void neopixel_send_buffer_core(volatile uint32_t *clraddr, uint32_t pinMask,
+ const uint8_t *ptr, int numBytes) {
+ asm volatile(" push {r4, r5, r6, lr};"
+ " add r3, r2, r3;"
+ "loopLoad:"
+ " ldrb r5, [r2, #0];" // r5 := *ptr
+ " add r2, #1;" // ptr++
+ " movs r4, #128;" // r4-mask, 0x80
+ "loopBit:"
+ " str r1, [r0, #4];" // set
+ #ifdef SAMD21
+ " movs r6, #3; d2: sub r6, #1; bne d2;" // delay 3
+ #endif
+ #ifdef SAMD51
+ " movs r6, #3; d2: subs r6, #1; bne d2;" // delay 3
+ #endif
+ " tst r4, r5;" // mask&r5
+ " bne skipclr;"
+ " str r1, [r0, #0];" // clr
+ "skipclr:"
+ #ifdef SAMD21
+ " movs r6, #6; d0: sub r6, #1; bne d0;" // delay 6
+ #endif
+ #ifdef SAMD51
+ " movs r6, #6; d0: subs r6, #1; bne d0;" // delay 6
+ #endif
+ " str r1, [r0, #0];" // clr (possibly again, doesn't matter)
+ #ifdef SAMD21
+ " asr r4, r4, #1;" // mask >>= 1
+ #endif
+ #ifdef SAMD51
+ " asrs r4, r4, #1;" // mask >>= 1
+ #endif
+ " beq nextbyte;"
+ " uxtb r4, r4;"
+ #ifdef SAMD21
+ " movs r6, #2; d1: sub r6, #1; bne d1;" // delay 2
+ #endif
+ #ifdef SAMD51
+ " movs r6, #2; d1: subs r6, #1; bne d1;" // delay 2
+ #endif
+ " b loopBit;"
+ "nextbyte:"
+ " cmp r2, r3;"
+ " bcs neopixel_stop;"
+ " b loopLoad;"
+ "neopixel_stop:"
+ " pop {r4, r5, r6, pc};"
+ "");
+}
uint64_t next_start_tick_ms = 0;
uint32_t next_start_tick_us = 1000;
@@ -59,7 +97,7 @@ uint32_t next_start_tick_us = 1000;
void common_hal_neopixel_write(const digitalio_digitalinout_obj_t* digitalinout, uint8_t *pixels, uint32_t numBytes) {
// This is adapted directly from the Adafruit NeoPixel library SAMD21G18A code:
// https://github.com/adafruit/Adafruit_NeoPixel/blob/master/Adafruit_NeoPixel.cpp
- uint8_t *ptr, *end, p, bitMask;
+ // and the asm version from https://github.com/microsoft/uf2-samdx1/blob/master/inc/neopixel.h
uint32_t pinMask;
PortGroup* port;
@@ -71,21 +109,18 @@ void common_hal_neopixel_write(const digitalio_digitalinout_obj_t* digitalinout,
mp_hal_disable_all_interrupts();
- #ifdef SAMD21
- // Make sure the NVM cache is consistently timed.
- NVMCTRL->CTRLB.bit.READMODE = NVMCTRL_CTRLB_READMODE_DETERMINISTIC_Val;
- #endif
-
#ifdef SAMD51
// When this routine is positioned at certain addresses, the timing logic
// below can be too fast by about 2.5x. This is some kind of (un)fortunate code
- // positiong with respect to a cache line.
+ // positioning with respect to a cache line.
// Theoretically we should turn on off the CMCC caches and the
// NVM caches to ensure consistent timing. Testing shows the the NVMCTRL
// cache disabling seems to make the difference. But turn both off to make sure.
// It's difficult to test because additions to the code before the timing loop
- // below change instruction placement. Testing was done by adding cache changes
- // below the loop (so only the first time through is wrong).
+ // below change instruction placement. (though this should be less true now that
+ // the main code is in the cache-aligned function neopixel_send_buffer_core)
+ // Testing was done by adding cache changes below the loop (so only the
+ // first time through is wrong).
//
// Turn off instruction, data, and NVM caches to force consistent timing.
// Invalidate existing cache entries.
@@ -93,78 +128,13 @@ void common_hal_neopixel_write(const digitalio_digitalinout_obj_t* digitalinout,
hri_cmcc_write_MAINT0_reg(CMCC, CMCC_MAINT0_INVALL);
hri_nvmctrl_set_CTRLA_CACHEDIS0_bit(NVMCTRL);
hri_nvmctrl_set_CTRLA_CACHEDIS1_bit(NVMCTRL);
- #endif
+ #endif
uint32_t pin = digitalinout->pin->number;
port = &PORT->Group[GPIO_PORT(pin)]; // Convert GPIO # to port register
pinMask = (1UL << (pin % 32)); // From port_pin_set_output_level ASF code.
- ptr = pixels;
- end = ptr + numBytes;
- p = *ptr++;
- bitMask = 0x80;
-
- volatile uint32_t *set = &(port->OUTSET.reg),
- *clr = &(port->OUTCLR.reg);
-
- for(;;) {
- *set = pinMask;
- // This is the time where the line is always high regardless of the bit.
- // For the SK6812 its 0.3us +- 0.15us
- #ifdef SAMD21
- asm("nop; nop;");
- #endif
- #ifdef SAMD51
- delay_cycles(2);
- #endif
- if((p & bitMask) != 0) {
- // This is the high delay unique to a one bit.
- // For the SK6812 its 0.3us
- #ifdef SAMD21
- asm("nop; nop; nop; nop; nop; nop; nop;");
- #endif
- #ifdef SAMD51
- delay_cycles(3);
- #endif
- *clr = pinMask;
- } else {
- *clr = pinMask;
- // This is the low delay unique to a zero bit.
- // For the SK6812 its 0.3us
- #ifdef SAMD21
- asm("nop; nop;");
- #endif
- #ifdef SAMD51
- delay_cycles(2);
- #endif
- }
- if((bitMask >>= 1) != 0) {
- // This is the delay between bits in a byte and is the 1 code low
- // level time from the datasheet.
- // For the SK6812 its 0.6us +- 0.15us
- #ifdef SAMD21
- asm("nop; nop; nop; nop; nop;");
- #endif
- #ifdef SAMD51
- delay_cycles(4);
- #endif
- } else {
- if(ptr >= end) break;
- p = *ptr++;
- bitMask = 0x80;
- // This is the delay between bytes. It's similar to the other branch
- // in the if statement except its tuned to account for the time the
- // above operations take.
- // For the SK6812 its 0.6us +- 0.15us
- #ifdef SAMD51
- delay_cycles(3);
- #endif
- }
- }
-
- #ifdef SAMD21
- // Speed up! (But inconsistent timing.)
- NVMCTRL->CTRLB.bit.READMODE = NVMCTRL_CTRLB_READMODE_NO_MISS_PENALTY_Val;
- #endif
+ volatile uint32_t *clr = &(port->OUTCLR.reg);
+ neopixel_send_buffer_core(clr, pinMask, pixels, numBytes);
#ifdef SAMD51
// Turn instruction, data, and NVM caches back on.
@@ -189,4 +159,3 @@ void common_hal_neopixel_write(const digitalio_digitalinout_obj_t* digitalinout,
}
-#pragma GCC pop_options
diff --git a/ports/atmel-samd/mpconfigport.mk b/ports/atmel-samd/mpconfigport.mk
index df108664a..58bf07247 100644
--- a/ports/atmel-samd/mpconfigport.mk
+++ b/ports/atmel-samd/mpconfigport.mk
@@ -21,6 +21,10 @@ ifndef CIRCUITPY_AUDIOMIXER
CIRCUITPY_AUDIOMIXER = 0
endif
+ifndef CIRCUITPY_AUDIOMP3
+CIRCUITPY_AUDIOMP3 = 0
+endif
+
ifndef CIRCUITPY_FREQUENCYIO
CIRCUITPY_FREQUENCYIO = 0
endif
diff --git a/ports/nrf/Makefile b/ports/nrf/Makefile
index be8a71b3f..096dfaa4b 100755
--- a/ports/nrf/Makefile
+++ b/ports/nrf/Makefile
@@ -106,6 +106,7 @@ CFLAGS += -Wno-undef
CFLAGS += -Wno-cast-align
NRF_DEFINES += -DCONFIG_GPIO_AS_PINRESET
+NRF_DEFINES += -D_FS_DISK_READ_ALIGNED=1
CFLAGS += $(NRF_DEFINES)
CFLAGS += \
diff --git a/ports/nrf/boards/circuitplayground_bluefruit/board.c b/ports/nrf/boards/circuitplayground_bluefruit/board.c
index 4421970ee..7c8ec8e9a 100644
--- a/ports/nrf/boards/circuitplayground_bluefruit/board.c
+++ b/ports/nrf/boards/circuitplayground_bluefruit/board.c
@@ -25,6 +25,11 @@
*/
#include "boards/board.h"
+#include "mpconfigboard.h"
+#include "py/obj.h"
+#include "peripherals/nrf/pins.h"
+
+#include "nrf_gpio.h"
void board_init(void) {
}
@@ -34,5 +39,12 @@ bool board_requests_safe_mode(void) {
}
void reset_board(void) {
-
+ // Turn off board.POWER_SWITCH (power-saving switch) on each soft reload, to prevent confusion.
+ nrf_gpio_cfg(POWER_SWITCH_PIN->number,
+ NRF_GPIO_PIN_DIR_OUTPUT,
+ NRF_GPIO_PIN_INPUT_DISCONNECT,
+ NRF_GPIO_PIN_NOPULL,
+ NRF_GPIO_PIN_S0S1,
+ NRF_GPIO_PIN_NOSENSE);
+ nrf_gpio_pin_write(POWER_SWITCH_PIN->number, false);
}
diff --git a/ports/nrf/boards/circuitplayground_bluefruit/mpconfigboard.h b/ports/nrf/boards/circuitplayground_bluefruit/mpconfigboard.h
index 4e37eae0a..21ba3a976 100644
--- a/ports/nrf/boards/circuitplayground_bluefruit/mpconfigboard.h
+++ b/ports/nrf/boards/circuitplayground_bluefruit/mpconfigboard.h
@@ -54,6 +54,9 @@
#define SPI_FLASH_CS_PIN &pin_P0_15
#endif
+// Disables onboard peripherals and neopixels to save power.
+#define POWER_SWITCH_PIN (&pin_P0_06)
+
#define CIRCUITPY_AUTORELOAD_DELAY_MS 500
#define CIRCUITPY_INTERNAL_NVM_SIZE (4096)
diff --git a/ports/nrf/boards/circuitplayground_bluefruit/pins.c b/ports/nrf/boards/circuitplayground_bluefruit/pins.c
index e8e5f4110..d0d9659db 100644
--- a/ports/nrf/boards/circuitplayground_bluefruit/pins.c
+++ b/ports/nrf/boards/circuitplayground_bluefruit/pins.c
@@ -48,8 +48,12 @@ STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR_SLIDE_SWITCH), MP_ROM_PTR(&pin_P1_06) },
{ MP_ROM_QSTR(MP_QSTR_D7), MP_ROM_PTR(&pin_P1_06) },
- { MP_ROM_QSTR(MP_QSTR_D13), MP_ROM_PTR(&pin_P1_14) },
+ // If high, turns off NeoPixels, LIS3DH, sound sensor, light sensor, temp sensor.
+ { MP_ROM_QSTR(MP_QSTR_POWER_SWITCH), MP_ROM_PTR(&pin_P0_06) },
+ { MP_ROM_QSTR(MP_QSTR_D35), MP_ROM_PTR(&pin_P0_06) },
+
{ MP_ROM_QSTR(MP_QSTR_L), MP_ROM_PTR(&pin_P1_14) },
+ { MP_ROM_QSTR(MP_QSTR_D13), MP_ROM_PTR(&pin_P1_14) },
{ MP_ROM_QSTR(MP_QSTR_NEOPIXEL), MP_ROM_PTR(&pin_P0_13) },
{ MP_ROM_QSTR(MP_QSTR_D8), MP_ROM_PTR(&pin_P0_13) },
diff --git a/ports/stm32f4/boards/pyb_nano_v2/board.c b/ports/stm32f4/boards/pyb_nano_v2/board.c
new file mode 100644
index 000000000..82b0c506e
--- /dev/null
+++ b/ports/stm32f4/boards/pyb_nano_v2/board.c
@@ -0,0 +1,39 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "boards/board.h"
+#include "mpconfigboard.h"
+
+void board_init(void) {
+}
+
+bool board_requests_safe_mode(void) {
+ return false;
+}
+
+void reset_board(void) {
+
+}
diff --git a/ports/stm32f4/boards/pyb_nano_v2/mpconfigboard.h b/ports/stm32f4/boards/pyb_nano_v2/mpconfigboard.h
new file mode 100644
index 000000000..7980ca93d
--- /dev/null
+++ b/ports/stm32f4/boards/pyb_nano_v2/mpconfigboard.h
@@ -0,0 +1,47 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Lucian Copeland for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+//Micropython setup
+
+#define MICROPY_HW_BOARD_NAME "PYB LR Nano V2"
+#define MICROPY_HW_MCU_NAME "STM32F411CE"
+
+#define FLASH_SIZE (0x80000)
+#define FLASH_PAGE_SIZE (0x4000)
+
+#define BOARD_OSC_DIV 8
+
+// On-board flash
+#define SPI_FLASH_MOSI_PIN (&pin_PB15)
+#define SPI_FLASH_MISO_PIN (&pin_PB14)
+#define SPI_FLASH_SCK_PIN (&pin_PB13)
+#define SPI_FLASH_CS_PIN (&pin_PB12)
+
+#define CIRCUITPY_AUTORELOAD_DELAY_MS 500
+
+#define BOARD_FLASH_SIZE (FLASH_SIZE - 0x2000 - 0xC000)
+
+#define AUTORESET_DELAY_MS 500
diff --git a/ports/stm32f4/boards/pyb_nano_v2/mpconfigboard.mk b/ports/stm32f4/boards/pyb_nano_v2/mpconfigboard.mk
new file mode 100644
index 000000000..d46ee0b08
--- /dev/null
+++ b/ports/stm32f4/boards/pyb_nano_v2/mpconfigboard.mk
@@ -0,0 +1,19 @@
+USB_VID = 0x239A
+USB_PID = 0x8068
+USB_PRODUCT = "PYB LR Nano V2"
+USB_MANUFACTURER = "MicroPython Chinese Community"
+USB_DEVICES = "CDC,MSC"
+
+SPI_FLASH_FILESYSTEM = 1
+EXTERNAL_FLASH_DEVICE_COUNT = 1
+EXTERNAL_FLASH_DEVICES = W25Q64JV_IQ
+LONGINT_IMPL = MPZ
+
+MCU_SERIES = m4
+MCU_VARIANT = stm32f4
+MCU_SUB_VARIANT = stm32f411xe
+MCU_PACKAGE = 48
+CMSIS_MCU = STM32F411xE
+LD_FILE = boards/STM32F411VETx_FLASH.ld
+TEXT0_ADDR = 0x08000000
+TEXT1_ADDR = 0x08020000 \ No newline at end of file
diff --git a/ports/stm32f4/boards/pyb_nano_v2/pins.c b/ports/stm32f4/boards/pyb_nano_v2/pins.c
new file mode 100644
index 000000000..e10124f6a
--- /dev/null
+++ b/ports/stm32f4/boards/pyb_nano_v2/pins.c
@@ -0,0 +1,59 @@
+#include "shared-bindings/board/__init__.h"
+
+STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
+ { MP_ROM_QSTR(MP_QSTR_Y10), MP_ROM_PTR(&pin_PA10) },
+ { MP_ROM_QSTR(MP_QSTR_Y9), MP_ROM_PTR(&pin_PA13) },
+ { MP_ROM_QSTR(MP_QSTR_Y8), MP_ROM_PTR(&pin_PA14) },
+ { MP_ROM_QSTR(MP_QSTR_Y7), MP_ROM_PTR(&pin_PA15) },
+ { MP_ROM_QSTR(MP_QSTR_Y6), MP_ROM_PTR(&pin_PB03) },
+ { MP_ROM_QSTR(MP_QSTR_Y5), MP_ROM_PTR(&pin_PB04) },
+ { MP_ROM_QSTR(MP_QSTR_Y4), MP_ROM_PTR(&pin_PB05) },
+ { MP_ROM_QSTR(MP_QSTR_Y3), MP_ROM_PTR(&pin_PB06) },
+ { MP_ROM_QSTR(MP_QSTR_Y2), MP_ROM_PTR(&pin_PB07) },
+ { MP_ROM_QSTR(MP_QSTR_Y1), MP_ROM_PTR(&pin_PB08) },
+ { MP_ROM_QSTR(MP_QSTR_Y0), MP_ROM_PTR(&pin_PB09) },
+
+ { MP_ROM_QSTR(MP_QSTR_X15), MP_ROM_PTR(&pin_PA08) },
+ { MP_ROM_QSTR(MP_QSTR_X14), MP_ROM_PTR(&pin_PB15) },
+ { MP_ROM_QSTR(MP_QSTR_X13), MP_ROM_PTR(&pin_PB14) },
+ { MP_ROM_QSTR(MP_QSTR_X12), MP_ROM_PTR(&pin_PB13) },
+ { MP_ROM_QSTR(MP_QSTR_X11), MP_ROM_PTR(&pin_PB12) },
+ { MP_ROM_QSTR(MP_QSTR_X10), MP_ROM_PTR(&pin_PB10) },
+ { MP_ROM_QSTR(MP_QSTR_X9), MP_ROM_PTR(&pin_PB01) },
+ { MP_ROM_QSTR(MP_QSTR_X8), MP_ROM_PTR(&pin_PB00) },
+ { MP_ROM_QSTR(MP_QSTR_X7), MP_ROM_PTR(&pin_PA07) },
+ { MP_ROM_QSTR(MP_QSTR_X6), MP_ROM_PTR(&pin_PA06) },
+ { MP_ROM_QSTR(MP_QSTR_X5), MP_ROM_PTR(&pin_PA05) },
+ { MP_ROM_QSTR(MP_QSTR_X4), MP_ROM_PTR(&pin_PA04) },
+ { MP_ROM_QSTR(MP_QSTR_X3), MP_ROM_PTR(&pin_PA03) },
+ { MP_ROM_QSTR(MP_QSTR_X2), MP_ROM_PTR(&pin_PA02) },
+ { MP_ROM_QSTR(MP_QSTR_X1), MP_ROM_PTR(&pin_PA01) },
+ { MP_ROM_QSTR(MP_QSTR_X0), MP_ROM_PTR(&pin_PA00) },
+
+ { MP_ROM_QSTR(MP_QSTR_SDA1), MP_ROM_PTR(&pin_PB09) },
+ { MP_ROM_QSTR(MP_QSTR_SCL1), MP_ROM_PTR(&pin_PB08) },
+ { MP_ROM_QSTR(MP_QSTR_SDA2), MP_ROM_PTR(&pin_PB03) },
+ { MP_ROM_QSTR(MP_QSTR_SCL2), MP_ROM_PTR(&pin_PB10) },
+ { MP_ROM_QSTR(MP_QSTR_SDA3), MP_ROM_PTR(&pin_PB04) },
+ { MP_ROM_QSTR(MP_QSTR_SCL3), MP_ROM_PTR(&pin_PA08) },
+
+ { MP_ROM_QSTR(MP_QSTR_SCK1), MP_ROM_PTR(&pin_PA05) },
+ { MP_ROM_QSTR(MP_QSTR_MISO1), MP_ROM_PTR(&pin_PA06) },
+ { MP_ROM_QSTR(MP_QSTR_MOSI1), MP_ROM_PTR(&pin_PA07) },
+ { MP_ROM_QSTR(MP_QSTR_SCK2), MP_ROM_PTR(&pin_PB13) },
+ { MP_ROM_QSTR(MP_QSTR_MISO2), MP_ROM_PTR(&pin_PB14) },
+ { MP_ROM_QSTR(MP_QSTR_MOSI2), MP_ROM_PTR(&pin_PB15) },
+
+ { MP_ROM_QSTR(MP_QSTR_TX1), MP_ROM_PTR(&pin_PB07) },
+ { MP_ROM_QSTR(MP_QSTR_RX1), MP_ROM_PTR(&pin_PB06) },
+ { MP_ROM_QSTR(MP_QSTR_TX2), MP_ROM_PTR(&pin_PA02) },
+ { MP_ROM_QSTR(MP_QSTR_RX2), MP_ROM_PTR(&pin_PA03) },
+
+ { MP_ROM_QSTR(MP_QSTR_LED_RED), MP_ROM_PTR(&pin_PA00) },
+ { MP_ROM_QSTR(MP_QSTR_LED_GREEN), MP_ROM_PTR(&pin_PA01) },
+ { MP_ROM_QSTR(MP_QSTR_LED_YELLOW), MP_ROM_PTR(&pin_PA02) },
+ { MP_ROM_QSTR(MP_QSTR_LED_BLUE), MP_ROM_PTR(&pin_PA03) },
+
+ { MP_ROM_QSTR(MP_QSTR_SW), MP_ROM_PTR(&pin_PC13) },
+};
+MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);
diff --git a/ports/stm32f4/boards/pyb_nano_v2/stm32f4xx_hal_conf.h b/ports/stm32f4/boards/pyb_nano_v2/stm32f4xx_hal_conf.h
new file mode 100644
index 000000000..ab04df318
--- /dev/null
+++ b/ports/stm32f4/boards/pyb_nano_v2/stm32f4xx_hal_conf.h
@@ -0,0 +1,440 @@
+/**
+ ******************************************************************************
+ * @file stm32f4xx_hal_conf_template.h
+ * @author MCD Application Team
+ * @brief HAL configuration template file.
+ * This file should be copied to the application folder and renamed
+ * to stm32f4xx_hal_conf.h.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
+ * All rights reserved.</center></h2>
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32F4xx_HAL_CONF_H
+#define __STM32F4xx_HAL_CONF_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Exported types ------------------------------------------------------------*/
+/* Exported constants --------------------------------------------------------*/
+
+/* ########################## Module Selection ############################## */
+/**
+ * @brief This is the list of modules to be used in the HAL driver
+ */
+#define HAL_MODULE_ENABLED
+
+#define HAL_ADC_MODULE_ENABLED
+/* #define HAL_CRYP_MODULE_ENABLED */
+/* #define HAL_CAN_MODULE_ENABLED */
+/* #define HAL_CRC_MODULE_ENABLED */
+/* #define HAL_CRYP_MODULE_ENABLED */
+#define HAL_DAC_MODULE_ENABLED
+/* #define HAL_DCMI_MODULE_ENABLED */
+/* #define HAL_DMA2D_MODULE_ENABLED */
+/* #define HAL_ETH_MODULE_ENABLED */
+/* #define HAL_NAND_MODULE_ENABLED */
+/* #define HAL_NOR_MODULE_ENABLED */
+/* #define HAL_PCCARD_MODULE_ENABLED */
+/* #define HAL_SRAM_MODULE_ENABLED */
+/* #define HAL_SDRAM_MODULE_ENABLED */
+/* #define HAL_HASH_MODULE_ENABLED */
+#define HAL_I2C_MODULE_ENABLED
+#define HAL_I2S_MODULE_ENABLED
+/* #define HAL_IWDG_MODULE_ENABLED */
+/* #define HAL_LTDC_MODULE_ENABLED */
+/* #define HAL_RNG_MODULE_ENABLED */
+/* #define HAL_RTC_MODULE_ENABLED */
+/* #define HAL_SAI_MODULE_ENABLED */
+/* #define HAL_SD_MODULE_ENABLED */
+/* #define HAL_MMC_MODULE_ENABLED */
+#define HAL_SPI_MODULE_ENABLED
+#define HAL_TIM_MODULE_ENABLED
+#define HAL_UART_MODULE_ENABLED
+#define HAL_USART_MODULE_ENABLED
+/* #define HAL_IRDA_MODULE_ENABLED */
+/* #define HAL_SMARTCARD_MODULE_ENABLED */
+/* #define HAL_WWDG_MODULE_ENABLED */
+#define HAL_PCD_MODULE_ENABLED
+/* #define HAL_HCD_MODULE_ENABLED */
+/* #define HAL_DSI_MODULE_ENABLED */
+/* #define HAL_QSPI_MODULE_ENABLED */
+/* #define HAL_QSPI_MODULE_ENABLED */
+/* #define HAL_CEC_MODULE_ENABLED */
+/* #define HAL_FMPI2C_MODULE_ENABLED */
+/* #define HAL_SPDIFRX_MODULE_ENABLED */
+/* #define HAL_DFSDM_MODULE_ENABLED */
+/* #define HAL_LPTIM_MODULE_ENABLED */
+/* #define HAL_EXTI_MODULE_ENABLED */
+#define HAL_GPIO_MODULE_ENABLED
+#define HAL_EXTI_MODULE_ENABLED
+#define HAL_DMA_MODULE_ENABLED
+#define HAL_RCC_MODULE_ENABLED
+#define HAL_FLASH_MODULE_ENABLED
+#define HAL_PWR_MODULE_ENABLED
+#define HAL_CORTEX_MODULE_ENABLED
+
+/* ########################## HSE/HSI Values adaptation ##################### */
+/**
+ * @brief Adjust the value of External High Speed oscillator (HSE) used in your application.
+ * This value is used by the RCC HAL module to compute the system frequency
+ * (when HSE is used as system clock source, directly or through the PLL).
+ */
+#if !defined (HSE_VALUE)
+ #define HSE_VALUE ((uint32_t)8000000) /*!< Value of the External oscillator in Hz */
+#endif /* HSE_VALUE */
+
+#if !defined (HSE_STARTUP_TIMEOUT)
+ #define HSE_STARTUP_TIMEOUT ((uint32_t)100U) /*!< Time out for HSE start up, in ms */
+#endif /* HSE_STARTUP_TIMEOUT */
+
+/**
+ * @brief Internal High Speed oscillator (HSI) value.
+ * This value is used by the RCC HAL module to compute the system frequency
+ * (when HSI is used as system clock source, directly or through the PLL).
+ */
+#if !defined (HSI_VALUE)
+ #define HSI_VALUE ((uint32_t)16000000) /*!< Value of the Internal oscillator in Hz*/
+#endif /* HSI_VALUE */
+
+/**
+ * @brief Internal Low Speed oscillator (LSI) value.
+ */
+#if !defined (LSI_VALUE)
+ #define LSI_VALUE ((uint32_t)40000)
+#endif /* LSI_VALUE */ /*!< Value of the Internal Low Speed oscillator in Hz
+ The real value may vary depending on the variations
+ in voltage and temperature. */
+/**
+ * @brief External Low Speed oscillator (LSE) value.
+ */
+#if !defined (LSE_VALUE)
+ #define LSE_VALUE ((uint32_t)32768) /*!< Value of the External Low Speed oscillator in Hz */
+#endif /* LSE_VALUE */
+
+#if !defined (LSE_STARTUP_TIMEOUT)
+ #define LSE_STARTUP_TIMEOUT ((uint32_t)5000U) /*!< Time out for LSE start up, in ms */
+#endif /* LSE_STARTUP_TIMEOUT */
+
+
+/**
+ * @brief External clock source for I2S peripheral
+ * This value is used by the I2S HAL module to compute the I2S clock source
+ * frequency, this source is inserted directly through I2S_CKIN pad.
+ */
+#if !defined (EXTERNAL_CLOCK_VALUE)
+ #define EXTERNAL_CLOCK_VALUE ((uint32_t)12288000U) /*!< Value of the External audio frequency in Hz*/
+#endif /* EXTERNAL_CLOCK_VALUE */
+
+/* Tip: To avoid modifying this file each time you need to use different HSE,
+ === you can define the HSE value in your toolchain compiler preprocessor. */
+
+/* ########################### System Configuration ######################### */
+/**
+ * @brief This is the HAL system configuration section
+ */
+#define VDD_VALUE ((uint32_t)3300U) /*!< Value of VDD in mv */
+#define TICK_INT_PRIORITY ((uint32_t)0U) /*!< tick interrupt priority */
+#define USE_RTOS 0U
+#define PREFETCH_ENABLE 1U
+#define INSTRUCTION_CACHE_ENABLE 1U
+#define DATA_CACHE_ENABLE 1U
+
+/* ########################## Assert Selection ############################## */
+/**
+ * @brief Uncomment the line below to expanse the "assert_param" macro in the
+ * HAL drivers code
+ */
+/* #define USE_FULL_ASSERT 1U */
+
+/* ################## Ethernet peripheral configuration ##################### */
+
+/* Section 1 : Ethernet peripheral configuration */
+
+/* MAC ADDRESS: MAC_ADDR0:MAC_ADDR1:MAC_ADDR2:MAC_ADDR3:MAC_ADDR4:MAC_ADDR5 */
+#define MAC_ADDR0 2U
+#define MAC_ADDR1 0U
+#define MAC_ADDR2 0U
+#define MAC_ADDR3 0U
+#define MAC_ADDR4 0U
+#define MAC_ADDR5 0U
+
+/* Definition of the Ethernet driver buffers size and count */
+#define ETH_RX_BUF_SIZE ETH_MAX_PACKET_SIZE /* buffer size for receive */
+#define ETH_TX_BUF_SIZE ETH_MAX_PACKET_SIZE /* buffer size for transmit */
+#define ETH_RXBUFNB ((uint32_t)4U) /* 4 Rx buffers of size ETH_RX_BUF_SIZE */
+#define ETH_TXBUFNB ((uint32_t)4U) /* 4 Tx buffers of size ETH_TX_BUF_SIZE */
+
+/* Section 2: PHY configuration section */
+
+/* DP83848_PHY_ADDRESS Address*/
+#define DP83848_PHY_ADDRESS 0x01U
+/* PHY Reset delay these values are based on a 1 ms Systick interrupt*/
+#define PHY_RESET_DELAY ((uint32_t)0x000000FFU)
+/* PHY Configuration delay */
+#define PHY_CONFIG_DELAY ((uint32_t)0x00000FFFU)
+
+#define PHY_READ_TO ((uint32_t)0x0000FFFFU)
+#define PHY_WRITE_TO ((uint32_t)0x0000FFFFU)
+
+/* Section 3: Common PHY Registers */
+
+#define PHY_BCR ((uint16_t)0x0000U) /*!< Transceiver Basic Control Register */
+#define PHY_BSR ((uint16_t)0x0001U) /*!< Transceiver Basic Status Register */
+
+#define PHY_RESET ((uint16_t)0x8000U) /*!< PHY Reset */
+#define PHY_LOOPBACK ((uint16_t)0x4000U) /*!< Select loop-back mode */
+#define PHY_FULLDUPLEX_100M ((uint16_t)0x2100U) /*!< Set the full-duplex mode at 100 Mb/s */
+#define PHY_HALFDUPLEX_100M ((uint16_t)0x2000U) /*!< Set the half-duplex mode at 100 Mb/s */
+#define PHY_FULLDUPLEX_10M ((uint16_t)0x0100U) /*!< Set the full-duplex mode at 10 Mb/s */
+#define PHY_HALFDUPLEX_10M ((uint16_t)0x0000U) /*!< Set the half-duplex mode at 10 Mb/s */
+#define PHY_AUTONEGOTIATION ((uint16_t)0x1000U) /*!< Enable auto-negotiation function */
+#define PHY_RESTART_AUTONEGOTIATION ((uint16_t)0x0200U) /*!< Restart auto-negotiation function */
+#define PHY_POWERDOWN ((uint16_t)0x0800U) /*!< Select the power down mode */
+#define PHY_ISOLATE ((uint16_t)0x0400U) /*!< Isolate PHY from MII */
+
+#define PHY_AUTONEGO_COMPLETE ((uint16_t)0x0020U) /*!< Auto-Negotiation process completed */
+#define PHY_LINKED_STATUS ((uint16_t)0x0004U) /*!< Valid link established */
+#define PHY_JABBER_DETECTION ((uint16_t)0x0002U) /*!< Jabber condition detected */
+
+/* Section 4: Extended PHY Registers */
+#define PHY_SR ((uint16_t)0x10U) /*!< PHY status register Offset */
+
+#define PHY_SPEED_STATUS ((uint16_t)0x0002U) /*!< PHY Speed mask */
+#define PHY_DUPLEX_STATUS ((uint16_t)0x0004U) /*!< PHY Duplex mask */
+
+/* ################## SPI peripheral configuration ########################## */
+
+/* CRC FEATURE: Use to activate CRC feature inside HAL SPI Driver
+* Activated: CRC code is present inside driver
+* Deactivated: CRC code cleaned from driver
+*/
+
+#define USE_SPI_CRC 0U
+
+/* Includes ------------------------------------------------------------------*/
+/**
+ * @brief Include module's header file
+ */
+
+#ifdef HAL_RCC_MODULE_ENABLED
+ #include "stm32f4xx_hal_rcc.h"
+#endif /* HAL_RCC_MODULE_ENABLED */
+
+#ifdef HAL_EXTI_MODULE_ENABLED
+ #include "stm32f4xx_hal_exti.h"
+#endif /* HAL_EXTI_MODULE_ENABLED */
+
+#ifdef HAL_GPIO_MODULE_ENABLED
+ #include "stm32f4xx_hal_gpio.h"
+#endif /* HAL_GPIO_MODULE_ENABLED */
+
+#ifdef HAL_DMA_MODULE_ENABLED
+ #include "stm32f4xx_hal_dma.h"
+#endif /* HAL_DMA_MODULE_ENABLED */
+
+#ifdef HAL_CORTEX_MODULE_ENABLED
+ #include "stm32f4xx_hal_cortex.h"
+#endif /* HAL_CORTEX_MODULE_ENABLED */
+
+#ifdef HAL_ADC_MODULE_ENABLED
+ #include "stm32f4xx_hal_adc.h"
+#endif /* HAL_ADC_MODULE_ENABLED */
+
+#ifdef HAL_CAN_MODULE_ENABLED
+ #include "stm32f4xx_hal_can.h"
+#endif /* HAL_CAN_MODULE_ENABLED */
+
+#ifdef HAL_CRC_MODULE_ENABLED
+ #include "stm32f4xx_hal_crc.h"
+#endif /* HAL_CRC_MODULE_ENABLED */
+
+#ifdef HAL_CRYP_MODULE_ENABLED
+ #include "stm32f4xx_hal_cryp.h"
+#endif /* HAL_CRYP_MODULE_ENABLED */
+
+#ifdef HAL_DMA2D_MODULE_ENABLED
+ #include "stm32f4xx_hal_dma2d.h"
+#endif /* HAL_DMA2D_MODULE_ENABLED */
+
+#ifdef HAL_DAC_MODULE_ENABLED
+ #include "stm32f4xx_hal_dac.h"
+#endif /* HAL_DAC_MODULE_ENABLED */
+
+#ifdef HAL_DCMI_MODULE_ENABLED
+ #include "stm32f4xx_hal_dcmi.h"
+#endif /* HAL_DCMI_MODULE_ENABLED */
+
+#ifdef HAL_ETH_MODULE_ENABLED
+ #include "stm32f4xx_hal_eth.h"
+#endif /* HAL_ETH_MODULE_ENABLED */
+
+#ifdef HAL_FLASH_MODULE_ENABLED
+ #include "stm32f4xx_hal_flash.h"
+#endif /* HAL_FLASH_MODULE_ENABLED */
+
+#ifdef HAL_SRAM_MODULE_ENABLED
+ #include "stm32f4xx_hal_sram.h"
+#endif /* HAL_SRAM_MODULE_ENABLED */
+
+#ifdef HAL_NOR_MODULE_ENABLED
+ #include "stm32f4xx_hal_nor.h"
+#endif /* HAL_NOR_MODULE_ENABLED */
+
+#ifdef HAL_NAND_MODULE_ENABLED
+ #include "stm32f4xx_hal_nand.h"
+#endif /* HAL_NAND_MODULE_ENABLED */
+
+#ifdef HAL_PCCARD_MODULE_ENABLED
+ #include "stm32f4xx_hal_pccard.h"
+#endif /* HAL_PCCARD_MODULE_ENABLED */
+
+#ifdef HAL_SDRAM_MODULE_ENABLED
+ #include "stm32f4xx_hal_sdram.h"
+#endif /* HAL_SDRAM_MODULE_ENABLED */
+
+#ifdef HAL_HASH_MODULE_ENABLED
+ #include "stm32f4xx_hal_hash.h"
+#endif /* HAL_HASH_MODULE_ENABLED */
+
+#ifdef HAL_I2C_MODULE_ENABLED
+ #include "stm32f4xx_hal_i2c.h"
+#endif /* HAL_I2C_MODULE_ENABLED */
+
+#ifdef HAL_I2S_MODULE_ENABLED
+ #include "stm32f4xx_hal_i2s.h"
+#endif /* HAL_I2S_MODULE_ENABLED */
+
+#ifdef HAL_IWDG_MODULE_ENABLED
+ #include "stm32f4xx_hal_iwdg.h"
+#endif /* HAL_IWDG_MODULE_ENABLED */
+
+#ifdef HAL_LTDC_MODULE_ENABLED
+ #include "stm32f4xx_hal_ltdc.h"
+#endif /* HAL_LTDC_MODULE_ENABLED */
+
+#ifdef HAL_PWR_MODULE_ENABLED
+ #include "stm32f4xx_hal_pwr.h"
+#endif /* HAL_PWR_MODULE_ENABLED */
+
+#ifdef HAL_RNG_MODULE_ENABLED
+ #include "stm32f4xx_hal_rng.h"
+#endif /* HAL_RNG_MODULE_ENABLED */
+
+#ifdef HAL_RTC_MODULE_ENABLED
+ #include "stm32f4xx_hal_rtc.h"
+#endif /* HAL_RTC_MODULE_ENABLED */
+
+#ifdef HAL_SAI_MODULE_ENABLED
+ #include "stm32f4xx_hal_sai.h"
+#endif /* HAL_SAI_MODULE_ENABLED */
+
+#ifdef HAL_SD_MODULE_ENABLED
+ #include "stm32f4xx_hal_sd.h"
+#endif /* HAL_SD_MODULE_ENABLED */
+
+#ifdef HAL_MMC_MODULE_ENABLED
+ #include "stm32f4xx_hal_mmc.h"
+#endif /* HAL_MMC_MODULE_ENABLED */
+
+#ifdef HAL_SPI_MODULE_ENABLED
+ #include "stm32f4xx_hal_spi.h"
+#endif /* HAL_SPI_MODULE_ENABLED */
+
+#ifdef HAL_TIM_MODULE_ENABLED
+ #include "stm32f4xx_hal_tim.h"
+#endif /* HAL_TIM_MODULE_ENABLED */
+
+#ifdef HAL_UART_MODULE_ENABLED
+ #include "stm32f4xx_hal_uart.h"
+#endif /* HAL_UART_MODULE_ENABLED */
+
+#ifdef HAL_USART_MODULE_ENABLED
+ #include "stm32f4xx_hal_usart.h"
+#endif /* HAL_USART_MODULE_ENABLED */
+
+#ifdef HAL_IRDA_MODULE_ENABLED
+ #include "stm32f4xx_hal_irda.h"
+#endif /* HAL_IRDA_MODULE_ENABLED */
+
+#ifdef HAL_SMARTCARD_MODULE_ENABLED
+ #include "stm32f4xx_hal_smartcard.h"
+#endif /* HAL_SMARTCARD_MODULE_ENABLED */
+
+#ifdef HAL_WWDG_MODULE_ENABLED
+ #include "stm32f4xx_hal_wwdg.h"
+#endif /* HAL_WWDG_MODULE_ENABLED */
+
+#ifdef HAL_PCD_MODULE_ENABLED
+ #include "stm32f4xx_hal_pcd.h"
+#endif /* HAL_PCD_MODULE_ENABLED */
+
+#ifdef HAL_HCD_MODULE_ENABLED
+ #include "stm32f4xx_hal_hcd.h"
+#endif /* HAL_HCD_MODULE_ENABLED */
+
+#ifdef HAL_DSI_MODULE_ENABLED
+ #include "stm32f4xx_hal_dsi.h"
+#endif /* HAL_DSI_MODULE_ENABLED */
+
+#ifdef HAL_QSPI_MODULE_ENABLED
+ #include "stm32f4xx_hal_qspi.h"
+#endif /* HAL_QSPI_MODULE_ENABLED */
+
+#ifdef HAL_CEC_MODULE_ENABLED
+ #include "stm32f4xx_hal_cec.h"
+#endif /* HAL_CEC_MODULE_ENABLED */
+
+#ifdef HAL_FMPI2C_MODULE_ENABLED
+ #include "stm32f4xx_hal_fmpi2c.h"
+#endif /* HAL_FMPI2C_MODULE_ENABLED */
+
+#ifdef HAL_SPDIFRX_MODULE_ENABLED
+ #include "stm32f4xx_hal_spdifrx.h"
+#endif /* HAL_SPDIFRX_MODULE_ENABLED */
+
+#ifdef HAL_DFSDM_MODULE_ENABLED
+ #include "stm32f4xx_hal_dfsdm.h"
+#endif /* HAL_DFSDM_MODULE_ENABLED */
+
+#ifdef HAL_LPTIM_MODULE_ENABLED
+ #include "stm32f4xx_hal_lptim.h"
+#endif /* HAL_LPTIM_MODULE_ENABLED */
+
+/* Exported macro ------------------------------------------------------------*/
+#ifdef USE_FULL_ASSERT
+/**
+ * @brief The assert_param macro is used for function's parameters check.
+ * @param expr: If expr is false, it calls assert_failed function
+ * which reports the name of the source file and the source
+ * line number of the call that failed.
+ * If expr is true, it returns no value.
+ * @retval None
+ */
+ #define assert_param(expr) ((expr) ? (void)0U : assert_failed((uint8_t *)__FILE__, __LINE__))
+/* Exported functions ------------------------------------------------------- */
+ void assert_failed(uint8_t* file, uint32_t line);
+#else
+ #define assert_param(expr) ((void)0U)
+#endif /* USE_FULL_ASSERT */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32F4xx_HAL_CONF_H */
+
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/ports/stm32f4/boards/stm32f411ce_blackpill/board.c b/ports/stm32f4/boards/stm32f411ce_blackpill/board.c
new file mode 100644
index 000000000..82b0c506e
--- /dev/null
+++ b/ports/stm32f4/boards/stm32f411ce_blackpill/board.c
@@ -0,0 +1,39 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "boards/board.h"
+#include "mpconfigboard.h"
+
+void board_init(void) {
+}
+
+bool board_requests_safe_mode(void) {
+ return false;
+}
+
+void reset_board(void) {
+
+}
diff --git a/ports/stm32f4/boards/stm32f411ce_blackpill/mpconfigboard.h b/ports/stm32f4/boards/stm32f411ce_blackpill/mpconfigboard.h
new file mode 100644
index 000000000..a438b5baa
--- /dev/null
+++ b/ports/stm32f4/boards/stm32f411ce_blackpill/mpconfigboard.h
@@ -0,0 +1,47 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Lucian Copeland for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+//Micropython setup
+
+#define MICROPY_HW_BOARD_NAME "stm32f411ce-blackpill"
+#define MICROPY_HW_MCU_NAME "STM32F411CE"
+
+#define FLASH_SIZE (0x80000)
+#define FLASH_PAGE_SIZE (0x4000)
+
+#define BOARD_OSC_DIV 25
+
+// On-board flash
+// #define SPI_FLASH_MOSI_PIN (&pin_PA07)
+// #define SPI_FLASH_MISO_PIN (&pin_PA06)
+// #define SPI_FLASH_SCK_PIN (&pin_PA05)
+// #define SPI_FLASH_CS_PIN (&pin_PA04)
+
+#define CIRCUITPY_AUTORELOAD_DELAY_MS 500
+
+#define BOARD_FLASH_SIZE (FLASH_SIZE - 0x2000 - 0xC000)
+
+#define AUTORESET_DELAY_MS 500
diff --git a/ports/stm32f4/boards/stm32f411ce_blackpill/mpconfigboard.mk b/ports/stm32f4/boards/stm32f411ce_blackpill/mpconfigboard.mk
new file mode 100644
index 000000000..d4f0f9577
--- /dev/null
+++ b/ports/stm32f4/boards/stm32f411ce_blackpill/mpconfigboard.mk
@@ -0,0 +1,22 @@
+USB_VID = 0x239A
+USB_PID = 0x806A
+USB_PRODUCT = "stm32f411ce blackpill"
+USB_MANUFACTURER = "Unknown"
+USB_DEVICES = "CDC,MSC"
+
+# SPI_FLASH_FILESYSTEM = 1
+# EXTERNAL_FLASH_DEVICE_COUNT = 1
+# EXTERNAL_FLASH_DEVICES = xxxxxx #See supervisor/shared/external_flash/devices.h for options
+# LONGINT_IMPL = MPZ
+
+INTERNAL_FLASH_FILESYSTEM = 1
+LONGINT_IMPL = NONE
+
+MCU_SERIES = m4
+MCU_VARIANT = stm32f4
+MCU_SUB_VARIANT = stm32f411xe
+MCU_PACKAGE = 48
+CMSIS_MCU = STM32F411xE
+LD_FILE = boards/STM32F411VETx_FLASH.ld
+TEXT0_ADDR = 0x08000000
+TEXT1_ADDR = 0x08020000
diff --git a/ports/stm32f4/boards/stm32f411ce_blackpill/pins.c b/ports/stm32f4/boards/stm32f411ce_blackpill/pins.c
new file mode 100644
index 000000000..5797a9762
--- /dev/null
+++ b/ports/stm32f4/boards/stm32f411ce_blackpill/pins.c
@@ -0,0 +1,40 @@
+#include "shared-bindings/board/__init__.h"
+
+STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
+ { MP_ROM_QSTR(MP_QSTR_B12), MP_ROM_PTR(&pin_PB12) },
+ { MP_ROM_QSTR(MP_QSTR_B13), MP_ROM_PTR(&pin_PB13) },
+ { MP_ROM_QSTR(MP_QSTR_B14), MP_ROM_PTR(&pin_PB14) },
+ { MP_ROM_QSTR(MP_QSTR_B15), MP_ROM_PTR(&pin_PB15) },
+ { MP_ROM_QSTR(MP_QSTR_A8), MP_ROM_PTR(&pin_PA08) },
+ { MP_ROM_QSTR(MP_QSTR_A9), MP_ROM_PTR(&pin_PA09) }, //USB (shouldn't be used)
+ { MP_ROM_QSTR(MP_QSTR_A10), MP_ROM_PTR(&pin_PA10) }, //USB (shouldn't be used)
+ { MP_ROM_QSTR(MP_QSTR_A11), MP_ROM_PTR(&pin_PA11) }, //USB (shouldn't be used)
+ { MP_ROM_QSTR(MP_QSTR_A12), MP_ROM_PTR(&pin_PA12) }, //USB (shouldn't be used)
+ { MP_ROM_QSTR(MP_QSTR_A15), MP_ROM_PTR(&pin_PA15) },
+ { MP_ROM_QSTR(MP_QSTR_B3), MP_ROM_PTR(&pin_PB03) },
+ { MP_ROM_QSTR(MP_QSTR_B4), MP_ROM_PTR(&pin_PB04) },
+ { MP_ROM_QSTR(MP_QSTR_B5), MP_ROM_PTR(&pin_PB05) },
+ { MP_ROM_QSTR(MP_QSTR_B6), MP_ROM_PTR(&pin_PB06) },
+ { MP_ROM_QSTR(MP_QSTR_B7), MP_ROM_PTR(&pin_PB07) },
+ { MP_ROM_QSTR(MP_QSTR_B8), MP_ROM_PTR(&pin_PB08) },
+ { MP_ROM_QSTR(MP_QSTR_B9), MP_ROM_PTR(&pin_PB09) },
+
+ { MP_ROM_QSTR(MP_QSTR_B10), MP_ROM_PTR(&pin_PB10) },
+ { MP_ROM_QSTR(MP_QSTR_B2), MP_ROM_PTR(&pin_PB02) },
+ { MP_ROM_QSTR(MP_QSTR_B1), MP_ROM_PTR(&pin_PB01) },
+ { MP_ROM_QSTR(MP_QSTR_B0), MP_ROM_PTR(&pin_PB00) },
+ { MP_ROM_QSTR(MP_QSTR_A7), MP_ROM_PTR(&pin_PA07) },
+ { MP_ROM_QSTR(MP_QSTR_A6), MP_ROM_PTR(&pin_PA06) },
+ { MP_ROM_QSTR(MP_QSTR_A5), MP_ROM_PTR(&pin_PA05) },
+ { MP_ROM_QSTR(MP_QSTR_A4), MP_ROM_PTR(&pin_PA04) },
+ { MP_ROM_QSTR(MP_QSTR_A3), MP_ROM_PTR(&pin_PA03) },
+ { MP_ROM_QSTR(MP_QSTR_A2), MP_ROM_PTR(&pin_PA02) },
+ { MP_ROM_QSTR(MP_QSTR_A1), MP_ROM_PTR(&pin_PA01) },
+ { MP_ROM_QSTR(MP_QSTR_A0), MP_ROM_PTR(&pin_PA00) },
+ { MP_ROM_QSTR(MP_QSTR_C15), MP_ROM_PTR(&pin_PC15) },
+ { MP_ROM_QSTR(MP_QSTR_C14), MP_ROM_PTR(&pin_PC14) },
+ { MP_ROM_QSTR(MP_QSTR_C13), MP_ROM_PTR(&pin_PC13) },
+
+ { MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&pin_PC13) },
+};
+MP_DEFINE_CONST_DICT(board_module_globals, board_module_globals_table);
diff --git a/ports/stm32f4/boards/stm32f411ce_blackpill/stm32f4xx_hal_conf.h b/ports/stm32f4/boards/stm32f411ce_blackpill/stm32f4xx_hal_conf.h
new file mode 100644
index 000000000..81d29f242
--- /dev/null
+++ b/ports/stm32f4/boards/stm32f411ce_blackpill/stm32f4xx_hal_conf.h
@@ -0,0 +1,440 @@
+/**
+ ******************************************************************************
+ * @file stm32f4xx_hal_conf_template.h
+ * @author MCD Application Team
+ * @brief HAL configuration template file.
+ * This file should be copied to the application folder and renamed
+ * to stm32f4xx_hal_conf.h.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
+ * All rights reserved.</center></h2>
+ *
+ * This software component is licensed by ST under BSD 3-Clause license,
+ * the "License"; You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ * opensource.org/licenses/BSD-3-Clause
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __STM32F4xx_HAL_CONF_H
+#define __STM32F4xx_HAL_CONF_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Exported types ------------------------------------------------------------*/
+/* Exported constants --------------------------------------------------------*/
+
+/* ########################## Module Selection ############################## */
+/**
+ * @brief This is the list of modules to be used in the HAL driver
+ */
+#define HAL_MODULE_ENABLED
+
+#define HAL_ADC_MODULE_ENABLED
+/* #define HAL_CRYP_MODULE_ENABLED */
+/* #define HAL_CAN_MODULE_ENABLED */
+/* #define HAL_CRC_MODULE_ENABLED */
+/* #define HAL_CRYP_MODULE_ENABLED */
+#define HAL_DAC_MODULE_ENABLED
+/* #define HAL_DCMI_MODULE_ENABLED */
+/* #define HAL_DMA2D_MODULE_ENABLED */
+/* #define HAL_ETH_MODULE_ENABLED */
+/* #define HAL_NAND_MODULE_ENABLED */
+/* #define HAL_NOR_MODULE_ENABLED */
+/* #define HAL_PCCARD_MODULE_ENABLED */
+/* #define HAL_SRAM_MODULE_ENABLED */
+/* #define HAL_SDRAM_MODULE_ENABLED */
+/* #define HAL_HASH_MODULE_ENABLED */
+#define HAL_I2C_MODULE_ENABLED
+#define HAL_I2S_MODULE_ENABLED
+/* #define HAL_IWDG_MODULE_ENABLED */
+/* #define HAL_LTDC_MODULE_ENABLED */
+/* #define HAL_RNG_MODULE_ENABLED */
+/* #define HAL_RTC_MODULE_ENABLED */
+/* #define HAL_SAI_MODULE_ENABLED */
+/* #define HAL_SD_MODULE_ENABLED */
+/* #define HAL_MMC_MODULE_ENABLED */
+#define HAL_SPI_MODULE_ENABLED
+#define HAL_TIM_MODULE_ENABLED
+#define HAL_UART_MODULE_ENABLED
+#define HAL_USART_MODULE_ENABLED
+/* #define HAL_IRDA_MODULE_ENABLED */
+/* #define HAL_SMARTCARD_MODULE_ENABLED */
+/* #define HAL_WWDG_MODULE_ENABLED */
+/* #define HAL_PCD_MODULE_ENABLED */
+/* #define HAL_HCD_MODULE_ENABLED */
+/* #define HAL_DSI_MODULE_ENABLED */
+/* #define HAL_QSPI_MODULE_ENABLED */
+/* #define HAL_QSPI_MODULE_ENABLED */
+/* #define HAL_CEC_MODULE_ENABLED */
+/* #define HAL_FMPI2C_MODULE_ENABLED */
+/* #define HAL_SPDIFRX_MODULE_ENABLED */
+/* #define HAL_DFSDM_MODULE_ENABLED */
+/* #define HAL_LPTIM_MODULE_ENABLED */
+/* #define HAL_EXTI_MODULE_ENABLED */
+#define HAL_GPIO_MODULE_ENABLED
+#define HAL_EXTI_MODULE_ENABLED
+#define HAL_DMA_MODULE_ENABLED
+#define HAL_RCC_MODULE_ENABLED
+#define HAL_FLASH_MODULE_ENABLED
+#define HAL_PWR_MODULE_ENABLED
+#define HAL_CORTEX_MODULE_ENABLED
+
+/* ########################## HSE/HSI Values adaptation ##################### */
+/**
+ * @brief Adjust the value of External High Speed oscillator (HSE) used in your application.
+ * This value is used by the RCC HAL module to compute the system frequency
+ * (when HSE is used as system clock source, directly or through the PLL).
+ */
+#if !defined (HSE_VALUE)
+ #define HSE_VALUE ((uint32_t)25000000) /*!< Value of the External oscillator in Hz */
+#endif /* HSE_VALUE */
+
+#if !defined (HSE_STARTUP_TIMEOUT)
+ #define HSE_STARTUP_TIMEOUT ((uint32_t)100U) /*!< Time out for HSE start up, in ms */
+#endif /* HSE_STARTUP_TIMEOUT */
+
+/**
+ * @brief Internal High Speed oscillator (HSI) value.
+ * This value is used by the RCC HAL module to compute the system frequency
+ * (when HSI is used as system clock source, directly or through the PLL).
+ */
+#if !defined (HSI_VALUE)
+ #define HSI_VALUE ((uint32_t)16000000) /*!< Value of the Internal oscillator in Hz*/
+#endif /* HSI_VALUE */
+
+/**
+ * @brief Internal Low Speed oscillator (LSI) value.
+ */
+#if !defined (LSI_VALUE)
+ #define LSI_VALUE ((uint32_t)40000)
+#endif /* LSI_VALUE */ /*!< Value of the Internal Low Speed oscillator in Hz
+ The real value may vary depending on the variations
+ in voltage and temperature. */
+/**
+ * @brief External Low Speed oscillator (LSE) value.
+ */
+#if !defined (LSE_VALUE)
+ #define LSE_VALUE ((uint32_t)32768) /*!< Value of the External Low Speed oscillator in Hz */
+#endif /* LSE_VALUE */
+
+#if !defined (LSE_STARTUP_TIMEOUT)
+ #define LSE_STARTUP_TIMEOUT ((uint32_t)5000U) /*!< Time out for LSE start up, in ms */
+#endif /* LSE_STARTUP_TIMEOUT */
+
+
+/**
+ * @brief External clock source for I2S peripheral
+ * This value is used by the I2S HAL module to compute the I2S clock source
+ * frequency, this source is inserted directly through I2S_CKIN pad.
+ */
+#if !defined (EXTERNAL_CLOCK_VALUE)
+ #define EXTERNAL_CLOCK_VALUE ((uint32_t)12288000U) /*!< Value of the External audio frequency in Hz*/
+#endif /* EXTERNAL_CLOCK_VALUE */
+
+/* Tip: To avoid modifying this file each time you need to use different HSE,
+ === you can define the HSE value in your toolchain compiler preprocessor. */
+
+/* ########################### System Configuration ######################### */
+/**
+ * @brief This is the HAL system configuration section
+ */
+#define VDD_VALUE ((uint32_t)3300U) /*!< Value of VDD in mv */
+#define TICK_INT_PRIORITY ((uint32_t)0U) /*!< tick interrupt priority */
+#define USE_RTOS 0U
+#define PREFETCH_ENABLE 1U
+#define INSTRUCTION_CACHE_ENABLE 1U
+#define DATA_CACHE_ENABLE 1U
+
+/* ########################## Assert Selection ############################## */
+/**
+ * @brief Uncomment the line below to expanse the "assert_param" macro in the
+ * HAL drivers code
+ */
+/* #define USE_FULL_ASSERT 1U */
+
+/* ################## Ethernet peripheral configuration ##################### */
+
+/* Section 1 : Ethernet peripheral configuration */
+
+/* MAC ADDRESS: MAC_ADDR0:MAC_ADDR1:MAC_ADDR2:MAC_ADDR3:MAC_ADDR4:MAC_ADDR5 */
+#define MAC_ADDR0 2U
+#define MAC_ADDR1 0U
+#define MAC_ADDR2 0U
+#define MAC_ADDR3 0U
+#define MAC_ADDR4 0U
+#define MAC_ADDR5 0U
+
+/* Definition of the Ethernet driver buffers size and count */
+#define ETH_RX_BUF_SIZE ETH_MAX_PACKET_SIZE /* buffer size for receive */
+#define ETH_TX_BUF_SIZE ETH_MAX_PACKET_SIZE /* buffer size for transmit */
+#define ETH_RXBUFNB ((uint32_t)4U) /* 4 Rx buffers of size ETH_RX_BUF_SIZE */
+#define ETH_TXBUFNB ((uint32_t)4U) /* 4 Tx buffers of size ETH_TX_BUF_SIZE */
+
+/* Section 2: PHY configuration section */
+
+/* DP83848_PHY_ADDRESS Address*/
+#define DP83848_PHY_ADDRESS 0x01U
+/* PHY Reset delay these values are based on a 1 ms Systick interrupt*/
+#define PHY_RESET_DELAY ((uint32_t)0x000000FFU)
+/* PHY Configuration delay */
+#define PHY_CONFIG_DELAY ((uint32_t)0x00000FFFU)
+
+#define PHY_READ_TO ((uint32_t)0x0000FFFFU)
+#define PHY_WRITE_TO ((uint32_t)0x0000FFFFU)
+
+/* Section 3: Common PHY Registers */
+
+#define PHY_BCR ((uint16_t)0x0000U) /*!< Transceiver Basic Control Register */
+#define PHY_BSR ((uint16_t)0x0001U) /*!< Transceiver Basic Status Register */
+
+#define PHY_RESET ((uint16_t)0x8000U) /*!< PHY Reset */
+#define PHY_LOOPBACK ((uint16_t)0x4000U) /*!< Select loop-back mode */
+#define PHY_FULLDUPLEX_100M ((uint16_t)0x2100U) /*!< Set the full-duplex mode at 100 Mb/s */
+#define PHY_HALFDUPLEX_100M ((uint16_t)0x2000U) /*!< Set the half-duplex mode at 100 Mb/s */
+#define PHY_FULLDUPLEX_10M ((uint16_t)0x0100U) /*!< Set the full-duplex mode at 10 Mb/s */
+#define PHY_HALFDUPLEX_10M ((uint16_t)0x0000U) /*!< Set the half-duplex mode at 10 Mb/s */
+#define PHY_AUTONEGOTIATION ((uint16_t)0x1000U) /*!< Enable auto-negotiation function */
+#define PHY_RESTART_AUTONEGOTIATION ((uint16_t)0x0200U) /*!< Restart auto-negotiation function */
+#define PHY_POWERDOWN ((uint16_t)0x0800U) /*!< Select the power down mode */
+#define PHY_ISOLATE ((uint16_t)0x0400U) /*!< Isolate PHY from MII */
+
+#define PHY_AUTONEGO_COMPLETE ((uint16_t)0x0020U) /*!< Auto-Negotiation process completed */
+#define PHY_LINKED_STATUS ((uint16_t)0x0004U) /*!< Valid link established */
+#define PHY_JABBER_DETECTION ((uint16_t)0x0002U) /*!< Jabber condition detected */
+
+/* Section 4: Extended PHY Registers */
+#define PHY_SR ((uint16_t)0x10U) /*!< PHY status register Offset */
+
+#define PHY_SPEED_STATUS ((uint16_t)0x0002U) /*!< PHY Speed mask */
+#define PHY_DUPLEX_STATUS ((uint16_t)0x0004U) /*!< PHY Duplex mask */
+
+/* ################## SPI peripheral configuration ########################## */
+
+/* CRC FEATURE: Use to activate CRC feature inside HAL SPI Driver
+* Activated: CRC code is present inside driver
+* Deactivated: CRC code cleaned from driver
+*/
+
+#define USE_SPI_CRC 0U
+
+/* Includes ------------------------------------------------------------------*/
+/**
+ * @brief Include module's header file
+ */
+
+#ifdef HAL_RCC_MODULE_ENABLED
+ #include "stm32f4xx_hal_rcc.h"
+#endif /* HAL_RCC_MODULE_ENABLED */
+
+#ifdef HAL_EXTI_MODULE_ENABLED
+ #include "stm32f4xx_hal_exti.h"
+#endif /* HAL_EXTI_MODULE_ENABLED */
+
+#ifdef HAL_GPIO_MODULE_ENABLED
+ #include "stm32f4xx_hal_gpio.h"
+#endif /* HAL_GPIO_MODULE_ENABLED */
+
+#ifdef HAL_DMA_MODULE_ENABLED
+ #include "stm32f4xx_hal_dma.h"
+#endif /* HAL_DMA_MODULE_ENABLED */
+
+#ifdef HAL_CORTEX_MODULE_ENABLED
+ #include "stm32f4xx_hal_cortex.h"
+#endif /* HAL_CORTEX_MODULE_ENABLED */
+
+#ifdef HAL_ADC_MODULE_ENABLED
+ #include "stm32f4xx_hal_adc.h"
+#endif /* HAL_ADC_MODULE_ENABLED */
+
+#ifdef HAL_CAN_MODULE_ENABLED
+ #include "stm32f4xx_hal_can.h"
+#endif /* HAL_CAN_MODULE_ENABLED */
+
+#ifdef HAL_CRC_MODULE_ENABLED
+ #include "stm32f4xx_hal_crc.h"
+#endif /* HAL_CRC_MODULE_ENABLED */
+
+#ifdef HAL_CRYP_MODULE_ENABLED
+ #include "stm32f4xx_hal_cryp.h"
+#endif /* HAL_CRYP_MODULE_ENABLED */
+
+#ifdef HAL_DMA2D_MODULE_ENABLED
+ #include "stm32f4xx_hal_dma2d.h"
+#endif /* HAL_DMA2D_MODULE_ENABLED */
+
+#ifdef HAL_DAC_MODULE_ENABLED
+ #include "stm32f4xx_hal_dac.h"
+#endif /* HAL_DAC_MODULE_ENABLED */
+
+#ifdef HAL_DCMI_MODULE_ENABLED
+ #include "stm32f4xx_hal_dcmi.h"
+#endif /* HAL_DCMI_MODULE_ENABLED */
+
+#ifdef HAL_ETH_MODULE_ENABLED
+ #include "stm32f4xx_hal_eth.h"
+#endif /* HAL_ETH_MODULE_ENABLED */
+
+#ifdef HAL_FLASH_MODULE_ENABLED
+ #include "stm32f4xx_hal_flash.h"
+#endif /* HAL_FLASH_MODULE_ENABLED */
+
+#ifdef HAL_SRAM_MODULE_ENABLED
+ #include "stm32f4xx_hal_sram.h"
+#endif /* HAL_SRAM_MODULE_ENABLED */
+
+#ifdef HAL_NOR_MODULE_ENABLED
+ #include "stm32f4xx_hal_nor.h"
+#endif /* HAL_NOR_MODULE_ENABLED */
+
+#ifdef HAL_NAND_MODULE_ENABLED
+ #include "stm32f4xx_hal_nand.h"
+#endif /* HAL_NAND_MODULE_ENABLED */
+
+#ifdef HAL_PCCARD_MODULE_ENABLED
+ #include "stm32f4xx_hal_pccard.h"
+#endif /* HAL_PCCARD_MODULE_ENABLED */
+
+#ifdef HAL_SDRAM_MODULE_ENABLED
+ #include "stm32f4xx_hal_sdram.h"
+#endif /* HAL_SDRAM_MODULE_ENABLED */
+
+#ifdef HAL_HASH_MODULE_ENABLED
+ #include "stm32f4xx_hal_hash.h"
+#endif /* HAL_HASH_MODULE_ENABLED */
+
+#ifdef HAL_I2C_MODULE_ENABLED
+ #include "stm32f4xx_hal_i2c.h"
+#endif /* HAL_I2C_MODULE_ENABLED */
+
+#ifdef HAL_I2S_MODULE_ENABLED
+ #include "stm32f4xx_hal_i2s.h"
+#endif /* HAL_I2S_MODULE_ENABLED */
+
+#ifdef HAL_IWDG_MODULE_ENABLED
+ #include "stm32f4xx_hal_iwdg.h"
+#endif /* HAL_IWDG_MODULE_ENABLED */
+
+#ifdef HAL_LTDC_MODULE_ENABLED
+ #include "stm32f4xx_hal_ltdc.h"
+#endif /* HAL_LTDC_MODULE_ENABLED */
+
+#ifdef HAL_PWR_MODULE_ENABLED
+ #include "stm32f4xx_hal_pwr.h"
+#endif /* HAL_PWR_MODULE_ENABLED */
+
+#ifdef HAL_RNG_MODULE_ENABLED
+ #include "stm32f4xx_hal_rng.h"
+#endif /* HAL_RNG_MODULE_ENABLED */
+
+#ifdef HAL_RTC_MODULE_ENABLED
+ #include "stm32f4xx_hal_rtc.h"
+#endif /* HAL_RTC_MODULE_ENABLED */
+
+#ifdef HAL_SAI_MODULE_ENABLED
+ #include "stm32f4xx_hal_sai.h"
+#endif /* HAL_SAI_MODULE_ENABLED */
+
+#ifdef HAL_SD_MODULE_ENABLED
+ #include "stm32f4xx_hal_sd.h"
+#endif /* HAL_SD_MODULE_ENABLED */
+
+#ifdef HAL_MMC_MODULE_ENABLED
+ #include "stm32f4xx_hal_mmc.h"
+#endif /* HAL_MMC_MODULE_ENABLED */
+
+#ifdef HAL_SPI_MODULE_ENABLED
+ #include "stm32f4xx_hal_spi.h"
+#endif /* HAL_SPI_MODULE_ENABLED */
+
+#ifdef HAL_TIM_MODULE_ENABLED
+ #include "stm32f4xx_hal_tim.h"
+#endif /* HAL_TIM_MODULE_ENABLED */
+
+#ifdef HAL_UART_MODULE_ENABLED
+ #include "stm32f4xx_hal_uart.h"
+#endif /* HAL_UART_MODULE_ENABLED */
+
+#ifdef HAL_USART_MODULE_ENABLED
+ #include "stm32f4xx_hal_usart.h"
+#endif /* HAL_USART_MODULE_ENABLED */
+
+#ifdef HAL_IRDA_MODULE_ENABLED
+ #include "stm32f4xx_hal_irda.h"
+#endif /* HAL_IRDA_MODULE_ENABLED */
+
+#ifdef HAL_SMARTCARD_MODULE_ENABLED
+ #include "stm32f4xx_hal_smartcard.h"
+#endif /* HAL_SMARTCARD_MODULE_ENABLED */
+
+#ifdef HAL_WWDG_MODULE_ENABLED
+ #include "stm32f4xx_hal_wwdg.h"
+#endif /* HAL_WWDG_MODULE_ENABLED */
+
+#ifdef HAL_PCD_MODULE_ENABLED
+ #include "stm32f4xx_hal_pcd.h"
+#endif /* HAL_PCD_MODULE_ENABLED */
+
+#ifdef HAL_HCD_MODULE_ENABLED
+ #include "stm32f4xx_hal_hcd.h"
+#endif /* HAL_HCD_MODULE_ENABLED */
+
+#ifdef HAL_DSI_MODULE_ENABLED
+ #include "stm32f4xx_hal_dsi.h"
+#endif /* HAL_DSI_MODULE_ENABLED */
+
+#ifdef HAL_QSPI_MODULE_ENABLED
+ #include "stm32f4xx_hal_qspi.h"
+#endif /* HAL_QSPI_MODULE_ENABLED */
+
+#ifdef HAL_CEC_MODULE_ENABLED
+ #include "stm32f4xx_hal_cec.h"
+#endif /* HAL_CEC_MODULE_ENABLED */
+
+#ifdef HAL_FMPI2C_MODULE_ENABLED
+ #include "stm32f4xx_hal_fmpi2c.h"
+#endif /* HAL_FMPI2C_MODULE_ENABLED */
+
+#ifdef HAL_SPDIFRX_MODULE_ENABLED
+ #include "stm32f4xx_hal_spdifrx.h"
+#endif /* HAL_SPDIFRX_MODULE_ENABLED */
+
+#ifdef HAL_DFSDM_MODULE_ENABLED
+ #include "stm32f4xx_hal_dfsdm.h"
+#endif /* HAL_DFSDM_MODULE_ENABLED */
+
+#ifdef HAL_LPTIM_MODULE_ENABLED
+ #include "stm32f4xx_hal_lptim.h"
+#endif /* HAL_LPTIM_MODULE_ENABLED */
+
+/* Exported macro ------------------------------------------------------------*/
+#ifdef USE_FULL_ASSERT
+/**
+ * @brief The assert_param macro is used for function's parameters check.
+ * @param expr: If expr is false, it calls assert_failed function
+ * which reports the name of the source file and the source
+ * line number of the call that failed.
+ * If expr is true, it returns no value.
+ * @retval None
+ */
+ #define assert_param(expr) ((expr) ? (void)0U : assert_failed((uint8_t *)__FILE__, __LINE__))
+/* Exported functions ------------------------------------------------------- */
+ void assert_failed(uint8_t* file, uint32_t line);
+#else
+ #define assert_param(expr) ((void)0U)
+#endif /* USE_FULL_ASSERT */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32F4xx_HAL_CONF_H */
+
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/ports/stm32f4/boards/stm32f411ve_discovery/mpconfigboard.h b/ports/stm32f4/boards/stm32f411ve_discovery/mpconfigboard.h
index d7898ba0b..0c6f537f8 100644
--- a/ports/stm32f4/boards/stm32f411ve_discovery/mpconfigboard.h
+++ b/ports/stm32f4/boards/stm32f411ve_discovery/mpconfigboard.h
@@ -32,6 +32,8 @@
#define FLASH_SIZE (0x80000) //512K
#define FLASH_PAGE_SIZE (0x4000) //16K
+#define BOARD_OSC_DIV 8
+
#define CIRCUITPY_AUTORELOAD_DELAY_MS 500
#define BOARD_FLASH_SIZE (FLASH_SIZE - 0x2000 - 0xC000)
diff --git a/ports/stm32f4/common-hal/microcontroller/Pin.c b/ports/stm32f4/common-hal/microcontroller/Pin.c
index 21290e03c..615e48358 100644
--- a/ports/stm32f4/common-hal/microcontroller/Pin.c
+++ b/ports/stm32f4/common-hal/microcontroller/Pin.c
@@ -46,8 +46,12 @@ bool neopixel_in_use;
#elif MCU_PACKAGE == 64
#define GPIO_PORT_COUNT 3
GPIO_TypeDef * ports[GPIO_PORT_COUNT] = {GPIOA, GPIOB, GPIOC};
+#elif MCU_PACKAGE == 48
+ #define GPIO_PORT_COUNT 3
+ GPIO_TypeDef * ports[GPIO_PORT_COUNT] = {GPIOA, GPIOB, GPIOC};
#endif
+
STATIC uint16_t claimed_pins[GPIO_PORT_COUNT];
STATIC uint16_t never_reset_pins[GPIO_PORT_COUNT];
diff --git a/ports/stm32f4/common-hal/microcontroller/__init__.c b/ports/stm32f4/common-hal/microcontroller/__init__.c
index ffab5d1e5..16cc056c1 100644
--- a/ports/stm32f4/common-hal/microcontroller/__init__.c
+++ b/ports/stm32f4/common-hal/microcontroller/__init__.c
@@ -169,7 +169,7 @@ STATIC const mp_rom_map_elem_t mcu_pin_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR_PE15), MP_ROM_PTR(&pin_PE15) },
#endif
{ MP_ROM_QSTR(MP_QSTR_PB10), MP_ROM_PTR(&pin_PB10) },
-#if MCU_PACKAGE != 100
+#if MCU_PACKAGE == 144
{ MP_ROM_QSTR(MP_QSTR_PB11), MP_ROM_PTR(&pin_PB11) },
#endif
{ MP_ROM_QSTR(MP_QSTR_PB12), MP_ROM_PTR(&pin_PB12) },
diff --git a/ports/stm32f4/peripherals/stm32f4/stm32f411xe/clocks.c b/ports/stm32f4/peripherals/stm32f4/stm32f411xe/clocks.c
index 883c252d5..53810af26 100644
--- a/ports/stm32f4/peripherals/stm32f4/stm32f411xe/clocks.c
+++ b/ports/stm32f4/peripherals/stm32f4/stm32f411xe/clocks.c
@@ -25,6 +25,7 @@
* THE SOFTWARE.
*/
#include "stm32f4xx_hal.h"
+#include "py/mpconfig.h"
void stm32f4_peripherals_clocks_init(void) {
//System clock init
@@ -44,7 +45,7 @@ void stm32f4_peripherals_clocks_init(void) {
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
- RCC_OscInitStruct.PLL.PLLM = 8;
+ RCC_OscInitStruct.PLL.PLLM = BOARD_OSC_DIV;
RCC_OscInitStruct.PLL.PLLN = 336;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV4;
RCC_OscInitStruct.PLL.PLLQ = 7;
diff --git a/ports/stm32f4/peripherals/stm32f4/stm32f411xe/gpio.c b/ports/stm32f4/peripherals/stm32f4/stm32f411xe/gpio.c
index 2b80647c0..651aea269 100644
--- a/ports/stm32f4/peripherals/stm32f4/stm32f411xe/gpio.c
+++ b/ports/stm32f4/peripherals/stm32f4/stm32f411xe/gpio.c
@@ -24,94 +24,12 @@
* THE SOFTWARE.
*/
-/* GPIO PIN REFERENCE
-#define DATA_Ready_Pin GPIO_PIN_2
-#define DATA_Ready_GPIO_Port GPIOE
-#define CS_I2C_SPI_Pin GPIO_PIN_3
-#define CS_I2C_SPI_GPIO_Port GPIOE
-#define INT1_Pin GPIO_PIN_4
-#define INT1_GPIO_Port GPIOE
-#define INT2_Pin GPIO_PIN_5
-#define INT2_GPIO_Port GPIOE
-#define PC14_OSC32_IN_Pin GPIO_PIN_14
-#define PC14_OSC32_IN_GPIO_Port GPIOC
-#define PC15_OSC32_OUT_Pin GPIO_PIN_15
-#define PC15_OSC32_OUT_GPIO_Port GPIOC
-#define PH0_OSC_IN_Pin GPIO_PIN_0
-#define PH0_OSC_IN_GPIO_Port GPIOH
-#define PH1_OSC_OUT_Pin GPIO_PIN_1
-#define PH1_OSC_OUT_GPIO_Port GPIOH
-#define OTG_FS_PowerSwitchOn_Pin GPIO_PIN_0
-#define OTG_FS_PowerSwitchOn_GPIO_Port GPIOC
-#define PDM_OUT_Pin GPIO_PIN_3
-#define PDM_OUT_GPIO_Port GPIOC
-#define I2S3_WS_Pin GPIO_PIN_4
-#define I2S3_WS_GPIO_Port GPIOA
-#define SPI1_SCK_Pin GPIO_PIN_5
-#define SPI1_SCK_GPIO_Port GPIOA
-#define SPI1_MISO_Pin GPIO_PIN_6
-#define SPI1_MISO_GPIO_Port GPIOA
-#define SPI1_MOSI_Pin GPIO_PIN_7
-#define SPI1_MOSI_GPIO_Port GPIOA
-#define CLK_IN_Pin GPIO_PIN_10
-#define CLK_IN_GPIO_Port GPIOB
-#define LD4_Pin GPIO_PIN_12
-#define LD4_GPIO_Port GPIOD
-#define LD3_Pin GPIO_PIN_13
-#define LD3_GPIO_Port GPIOD
-#define LD5_Pin GPIO_PIN_14
-#define LD5_GPIO_Port GPIOD
-#define LD6_Pin GPIO_PIN_15
-#define LD6_GPIO_Port GPIOD
-#define I2S3_MCK_Pin GPIO_PIN_7
-#define I2S3_MCK_GPIO_Port GPIOC
-#define VBUS_FS_Pin GPIO_PIN_9
-#define VBUS_FS_GPIO_Port GPIOA
-#define OTG_FS_ID_Pin GPIO_PIN_10
-#define OTG_FS_ID_GPIO_Port GPIOA
-#define OTG_FS_DM_Pin GPIO_PIN_11
-#define OTG_FS_DM_GPIO_Port GPIOA
-#define OTG_FS_DP_Pin GPIO_PIN_12
-#define OTG_FS_DP_GPIO_Port GPIOA
-#define SWDIO_Pin GPIO_PIN_13
-#define SWDIO_GPIO_Port GPIOA
-#define SWCLK_Pin GPIO_PIN_14
-#define SWCLK_GPIO_Port GPIOA
-#define I2S3_SCK_Pin GPIO_PIN_10
-#define I2S3_SCK_GPIO_Port GPIOC
-#define I2S3_SD_Pin GPIO_PIN_12
-#define I2S3_SD_GPIO_Port GPIOC
-#define Audio_RST_Pin GPIO_PIN_4
-#define Audio_RST_GPIO_Port GPIOD
-#define OTG_FS_OverCurrent_Pin GPIO_PIN_5
-#define OTG_FS_OverCurrent_GPIO_Port GPIOD
-#define SWO_Pin GPIO_PIN_3
-#define SWO_GPIO_Port GPIOB
-#define Audio_SCL_Pin GPIO_PIN_6
-#define Audio_SCL_GPIO_Port GPIOB
-#define Audio_SDA_Pin GPIO_PIN_9
-#define Audio_SDA_GPIO_Port GPIOB
-#define MEMS_INT2_Pin GPIO_PIN_1
-#define MEMS_INT2_GPIO_Port GPIOE
-*/
-
-#define LD4_Pin GPIO_PIN_12
-#define LD4_GPIO_Port GPIOD
-#define LD3_Pin GPIO_PIN_13
-#define LD3_GPIO_Port GPIOD
-#define LD5_Pin GPIO_PIN_14
-#define LD5_GPIO_Port GPIOD
-#define LD6_Pin GPIO_PIN_15
-#define LD6_GPIO_Port GPIOD
-
#include "stm32f4xx_hal.h"
#include "stm32f4/gpio.h"
#include "common-hal/microcontroller/Pin.h"
void stm32f4_peripherals_gpio_init(void) {
- //Enable all GPIO for now
- GPIO_InitTypeDef GPIO_InitStruct = {0};
- /* GPIO Ports Clock Enable */
+ //* GPIO Ports Clock Enable */
__HAL_RCC_GPIOE_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOH_CLK_ENABLE();
@@ -119,31 +37,11 @@ void stm32f4_peripherals_gpio_init(void) {
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
- /*Configure GPIO pin Output Level */
- HAL_GPIO_WritePin(GPIOD, LD4_Pin|LD3_Pin|LD5_Pin|LD6_Pin, GPIO_PIN_RESET);
-
- /*Configure GPIO pins : LD4_Pin LD3_Pin LD5_Pin LD6_Pin */
- GPIO_InitStruct.Pin = LD4_Pin|LD3_Pin|LD5_Pin|LD6_Pin;
- GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
- GPIO_InitStruct.Pull = GPIO_NOPULL;
- GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
- HAL_GPIO_Init(GPIOD, &GPIO_InitStruct);
-
- //Status LED chain
- stm32f4_peripherals_status_led(0,1);
- stm32f4_peripherals_status_led(1,0);
- stm32f4_peripherals_status_led(2,0);
- stm32f4_peripherals_status_led(3,0);
-
//Never reset pins
- never_reset_pin_number(2,13); //PC13 anti tamp
never_reset_pin_number(2,14); //PC14 OSC32_IN
never_reset_pin_number(2,15); //PC15 OSC32_OUT
never_reset_pin_number(0,13); //PA13 SWDIO
never_reset_pin_number(0,14); //PA14 SWCLK
- never_reset_pin_number(0,15); //PA15 JTDI
- never_reset_pin_number(1,3); //PB3 JTDO
- never_reset_pin_number(1,4); //PB4 JTRST
// Port H is not included in GPIO port array
// never_reset_pin_number(5,0); //PH0 JTDO
@@ -152,18 +50,6 @@ void stm32f4_peripherals_gpio_init(void) {
//LEDs are inverted on F411 DISCO
void stm32f4_peripherals_status_led(uint8_t led, uint8_t state) {
- switch(led)
- {
- case 0: HAL_GPIO_WritePin(GPIOD, LD4_Pin, (state ^ 1));
- break;
- case 1: HAL_GPIO_WritePin(GPIOD, LD3_Pin, (state ^ 1));
- break;
- case 2: HAL_GPIO_WritePin(GPIOD, LD5_Pin, (state ^ 1));
- break;
- case 3: HAL_GPIO_WritePin(GPIOD, LD6_Pin, (state ^ 1));
- break;
- default: break;
- }
}
diff --git a/py/circuitpy_defns.mk b/py/circuitpy_defns.mk
index 211e85368..446620d27 100644
--- a/py/circuitpy_defns.mk
+++ b/py/circuitpy_defns.mk
@@ -117,6 +117,9 @@ endif
ifeq ($(CIRCUITPY_AUDIOMIXER),1)
SRC_PATTERNS += audiomixer/%
endif
+ifeq ($(CIRCUITPY_AUDIOMP3),1)
+SRC_PATTERNS += audiomp3/%
+endif
ifeq ($(CIRCUITPY_BITBANGIO),1)
SRC_PATTERNS += bitbangio/%
endif
@@ -319,6 +322,8 @@ SRC_SHARED_MODULE_ALL = \
audiomixer/__init__.c \
audiomixer/Mixer.c \
audiomixer/MixerVoice.c \
+ audiomp3/__init__.c \
+ audiomp3/MP3File.c \
bitbangio/I2C.c \
bitbangio/OneWire.c \
bitbangio/SPI.c \
@@ -371,6 +376,26 @@ SRC_SHARED_MODULE_ALL += \
touchio/TouchIn.c \
touchio/__init__.c
endif
+ifeq ($(CIRCUITPY_AUDIOMP3),1)
+SRC_MOD += $(addprefix lib/mp3/src/, \
+ bitstream.c \
+ buffers.c \
+ dct32.c \
+ dequant.c \
+ dqchan.c \
+ huffman.c \
+ hufftabs.c \
+ imdct.c \
+ mp3dec.c \
+ mp3tabs.c \
+ polyphase.c \
+ scalfact.c \
+ stproc.c \
+ subband.c \
+ trigtabs.c \
+)
+$(BUILD)/lib/mp3/src/buffers.o: CFLAGS += -include "py/misc.h" -D'MPDEC_ALLOCATOR(x)=m_malloc(x,0)' -D'MPDEC_FREE(x)=m_free(x)'
+endif
# All possible sources are listed here, and are filtered by SRC_PATTERNS.
SRC_SHARED_MODULE_INTERNAL = \
diff --git a/py/circuitpy_mpconfig.h b/py/circuitpy_mpconfig.h
index 000674c4f..5ee5d52c0 100644
--- a/py/circuitpy_mpconfig.h
+++ b/py/circuitpy_mpconfig.h
@@ -252,6 +252,13 @@ extern const struct _mp_obj_module_t audiomixer_module;
#define AUDIOMIXER_MODULE
#endif
+#if CIRCUITPY_AUDIOMP3
+#define AUDIOMP3_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_audiomp3), (mp_obj_t)&audiomp3_module },
+extern const struct _mp_obj_module_t audiomp3_module;
+#else
+#define AUDIOMP3_MODULE
+#endif
+
#if CIRCUITPY_AUDIOPWMIO
#define AUDIOPWMIO_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_audiopwmio), (mp_obj_t)&audiopwmio_module },
extern const struct _mp_obj_module_t audiopwmio_module;
@@ -582,6 +589,7 @@ extern const struct _mp_obj_module_t ustack_module;
AUDIOCORE_MODULE \
AUDIOIO_MODULE \
AUDIOMIXER_MODULE \
+ AUDIOMP3_MODULE \
AUDIOPWMIO_MODULE \
BITBANGIO_MODULE \
BLEIO_MODULE \
diff --git a/py/circuitpy_mpconfig.mk b/py/circuitpy_mpconfig.mk
index 241fa1017..c614ea06a 100644
--- a/py/circuitpy_mpconfig.mk
+++ b/py/circuitpy_mpconfig.mk
@@ -104,6 +104,15 @@ CIRCUITPY_AUDIOMIXER = $(CIRCUITPY_AUDIOIO)
endif
CFLAGS += -DCIRCUITPY_AUDIOMIXER=$(CIRCUITPY_AUDIOMIXER)
+ifndef CIRCUITPY_AUDIOMP3
+ifeq ($(CIRCUITPY_FULL_BUILD),1)
+CIRCUITPY_AUDIOMP3 = $(CIRCUITPY_AUDIOCORE)
+else
+CIRCUITPY_AUDIOMP3 = 0
+endif
+endif
+CFLAGS += -DCIRCUITPY_AUDIOMP3=$(CIRCUITPY_AUDIOMP3)
+
ifndef CIRCUITPY_BITBANGIO
CIRCUITPY_BITBANGIO = $(CIRCUITPY_FULL_BUILD)
endif
diff --git a/py/gc.c b/py/gc.c
index a8a5fde12..5e631f5ed 100755
--- a/py/gc.c
+++ b/py/gc.c
@@ -667,6 +667,9 @@ void gc_free(void *ptr) {
if (ptr == NULL) {
GC_EXIT();
} else {
+ if (MP_STATE_MEM(gc_pool_start) == 0) {
+ reset_into_safe_mode(GC_ALLOC_OUTSIDE_VM);
+ }
// get the GC block number corresponding to this pointer
assert(VERIFY_PTR(ptr));
size_t block = BLOCK_FROM_PTR(ptr);
diff --git a/shared-bindings/audiomp3/MP3File.c b/shared-bindings/audiomp3/MP3File.c
new file mode 100644
index 000000000..f518bae4b
--- /dev/null
+++ b/shared-bindings/audiomp3/MP3File.c
@@ -0,0 +1,226 @@
+/*
+ * This file is part of the Micro Python project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2018 Scott Shawcroft for Adafruit Industries
+ * Copyright (c) 2019 Jeff Epler for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include <stdint.h>
+
+#include "lib/utils/context_manager_helpers.h"
+#include "py/objproperty.h"
+#include "py/runtime.h"
+#include "shared-bindings/audiomp3/MP3File.h"
+#include "shared-bindings/util.h"
+#include "supervisor/shared/translate.h"
+
+//| .. currentmodule:: audiomp3
+//|
+//| :class:`MP3` -- Load a mp3 file for audio playback
+//| ========================================================
+//|
+//| A .mp3 file prepped for audio playback. Only mono and stereo files are supported. Samples must
+//| be 8 bit unsigned or 16 bit signed. If a buffer is provided, it will be used instead of allocating
+//| an internal buffer.
+//|
+//| .. class:: MP3(file[, buffer])
+//|
+//| Load a .mp3 file for playback with `audioio.AudioOut` or `audiobusio.I2SOut`.
+//|
+//| :param typing.BinaryIO file: Already opened mp3 file
+//| :param bytearray buffer: Optional pre-allocated buffer, that will be split in half and used for double-buffering of the data. If not provided, two buffers are allocated internally. The specific buffer size required depends on the mp3 file.
+//|
+//|
+//| Playing a mp3 file from flash::
+//|
+//| import board
+//| import audiomp3
+//| import audioio
+//| import digitalio
+//|
+//| # Required for CircuitPlayground Express
+//| speaker_enable = digitalio.DigitalInOut(board.SPEAKER_ENABLE)
+//| speaker_enable.switch_to_output(value=True)
+//|
+//| data = open("cplay-16bit-16khz-64kbps.mp3", "rb")
+//| mp3 = audiomp3.MP3File(data)
+//| a = audioio.AudioOut(board.A0)
+//|
+//| print("playing")
+//| a.play(mp3)
+//| while a.playing:
+//| pass
+//| print("stopped")
+//|
+STATIC mp_obj_t audiomp3_mp3file_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *args, mp_map_t *kw_args) {
+ mp_arg_check_num(n_args, kw_args, 1, 2, false);
+
+ audiomp3_mp3file_obj_t *self = m_new_obj(audiomp3_mp3file_obj_t);
+ self->base.type = &audiomp3_mp3file_type;
+ if (!MP_OBJ_IS_TYPE(args[0], &mp_type_fileio)) {
+ mp_raise_TypeError(translate("file must be a file opened in byte mode"));
+ }
+ uint8_t *buffer = NULL;
+ size_t buffer_size = 0;
+ if (n_args >= 2) {
+ mp_buffer_info_t bufinfo;
+ mp_get_buffer_raise(args[1], &bufinfo, MP_BUFFER_WRITE);
+ buffer = bufinfo.buf;
+ buffer_size = bufinfo.len;
+ }
+ common_hal_audiomp3_mp3file_construct(self, MP_OBJ_TO_PTR(args[0]),
+ buffer, buffer_size);
+
+ return MP_OBJ_FROM_PTR(self);
+}
+
+//| .. method:: deinit()
+//|
+//| Deinitialises the MP3 and releases all memory resources for reuse.
+//|
+STATIC mp_obj_t audiomp3_mp3file_deinit(mp_obj_t self_in) {
+ audiomp3_mp3file_obj_t *self = MP_OBJ_TO_PTR(self_in);
+ common_hal_audiomp3_mp3file_deinit(self);
+ return mp_const_none;
+}
+STATIC MP_DEFINE_CONST_FUN_OBJ_1(audiomp3_mp3file_deinit_obj, audiomp3_mp3file_deinit);
+
+STATIC void check_for_deinit(audiomp3_mp3file_obj_t *self) {
+ if (common_hal_audiomp3_mp3file_deinited(self)) {
+ raise_deinited_error();
+ }
+}
+
+//| .. method:: __enter__()
+//|
+//| No-op used by Context Managers.
+//|
+// Provided by context manager helper.
+
+//| .. method:: __exit__()
+//|
+//| Automatically deinitializes the hardware when exiting a context. See
+//| :ref:`lifetime-and-contextmanagers` for more info.
+//|
+STATIC mp_obj_t audiomp3_mp3file_obj___exit__(size_t n_args, const mp_obj_t *args) {
+ (void)n_args;
+ common_hal_audiomp3_mp3file_deinit(args[0]);
+ return mp_const_none;
+}
+STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(audiomp3_mp3file___exit___obj, 4, 4, audiomp3_mp3file_obj___exit__);
+
+//| .. attribute:: sample_rate
+//|
+//| 32 bit value that dictates how quickly samples are loaded into the DAC
+//| in Hertz (cycles per second). When the sample is looped, this can change
+//| the pitch output without changing the underlying sample.
+//|
+STATIC mp_obj_t audiomp3_mp3file_obj_get_sample_rate(mp_obj_t self_in) {
+ audiomp3_mp3file_obj_t *self = MP_OBJ_TO_PTR(self_in);
+ check_for_deinit(self);
+ return MP_OBJ_NEW_SMALL_INT(common_hal_audiomp3_mp3file_get_sample_rate(self));
+}
+MP_DEFINE_CONST_FUN_OBJ_1(audiomp3_mp3file_get_sample_rate_obj, audiomp3_mp3file_obj_get_sample_rate);
+
+STATIC mp_obj_t audiomp3_mp3file_obj_set_sample_rate(mp_obj_t self_in, mp_obj_t sample_rate) {
+ audiomp3_mp3file_obj_t *self = MP_OBJ_TO_PTR(self_in);
+ check_for_deinit(self);
+ common_hal_audiomp3_mp3file_set_sample_rate(self, mp_obj_get_int(sample_rate));
+ return mp_const_none;
+}
+MP_DEFINE_CONST_FUN_OBJ_2(audiomp3_mp3file_set_sample_rate_obj, audiomp3_mp3file_obj_set_sample_rate);
+
+const mp_obj_property_t audiomp3_mp3file_sample_rate_obj = {
+ .base.type = &mp_type_property,
+ .proxy = {(mp_obj_t)&audiomp3_mp3file_get_sample_rate_obj,
+ (mp_obj_t)&audiomp3_mp3file_set_sample_rate_obj,
+ (mp_obj_t)&mp_const_none_obj},
+};
+
+//| .. attribute:: bits_per_sample
+//|
+//| Bits per sample. (read only)
+//|
+STATIC mp_obj_t audiomp3_mp3file_obj_get_bits_per_sample(mp_obj_t self_in) {
+ audiomp3_mp3file_obj_t *self = MP_OBJ_TO_PTR(self_in);
+ check_for_deinit(self);
+ return MP_OBJ_NEW_SMALL_INT(common_hal_audiomp3_mp3file_get_bits_per_sample(self));
+}
+MP_DEFINE_CONST_FUN_OBJ_1(audiomp3_mp3file_get_bits_per_sample_obj, audiomp3_mp3file_obj_get_bits_per_sample);
+
+const mp_obj_property_t audiomp3_mp3file_bits_per_sample_obj = {
+ .base.type = &mp_type_property,
+ .proxy = {(mp_obj_t)&audiomp3_mp3file_get_bits_per_sample_obj,
+ (mp_obj_t)&mp_const_none_obj,
+ (mp_obj_t)&mp_const_none_obj},
+};
+
+//| .. attribute:: channel_count
+//|
+//| Number of audio channels. (read only)
+//|
+STATIC mp_obj_t audiomp3_mp3file_obj_get_channel_count(mp_obj_t self_in) {
+ audiomp3_mp3file_obj_t *self = MP_OBJ_TO_PTR(self_in);
+ check_for_deinit(self);
+ return MP_OBJ_NEW_SMALL_INT(common_hal_audiomp3_mp3file_get_channel_count(self));
+}
+MP_DEFINE_CONST_FUN_OBJ_1(audiomp3_mp3file_get_channel_count_obj, audiomp3_mp3file_obj_get_channel_count);
+
+const mp_obj_property_t audiomp3_mp3file_channel_count_obj = {
+ .base.type = &mp_type_property,
+ .proxy = {(mp_obj_t)&audiomp3_mp3file_get_channel_count_obj,
+ (mp_obj_t)&mp_const_none_obj,
+ (mp_obj_t)&mp_const_none_obj},
+};
+
+
+STATIC const mp_rom_map_elem_t audiomp3_mp3file_locals_dict_table[] = {
+ // Methods
+ { MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&audiomp3_mp3file_deinit_obj) },
+ { MP_ROM_QSTR(MP_QSTR___enter__), MP_ROM_PTR(&default___enter___obj) },
+ { MP_ROM_QSTR(MP_QSTR___exit__), MP_ROM_PTR(&audiomp3_mp3file___exit___obj) },
+
+ // Properties
+ { MP_ROM_QSTR(MP_QSTR_sample_rate), MP_ROM_PTR(&audiomp3_mp3file_sample_rate_obj) },
+ { MP_ROM_QSTR(MP_QSTR_bits_per_sample), MP_ROM_PTR(&audiomp3_mp3file_bits_per_sample_obj) },
+ { MP_ROM_QSTR(MP_QSTR_channel_count), MP_ROM_PTR(&audiomp3_mp3file_channel_count_obj) },
+};
+STATIC MP_DEFINE_CONST_DICT(audiomp3_mp3file_locals_dict, audiomp3_mp3file_locals_dict_table);
+
+STATIC const audiosample_p_t audiomp3_mp3file_proto = {
+ MP_PROTO_IMPLEMENT(MP_QSTR_protocol_audiosample)
+ .sample_rate = (audiosample_sample_rate_fun)common_hal_audiomp3_mp3file_get_sample_rate,
+ .bits_per_sample = (audiosample_bits_per_sample_fun)common_hal_audiomp3_mp3file_get_bits_per_sample,
+ .channel_count = (audiosample_channel_count_fun)common_hal_audiomp3_mp3file_get_channel_count,
+ .reset_buffer = (audiosample_reset_buffer_fun)audiomp3_mp3file_reset_buffer,
+ .get_buffer = (audiosample_get_buffer_fun)audiomp3_mp3file_get_buffer,
+ .get_buffer_structure = (audiosample_get_buffer_structure_fun)audiomp3_mp3file_get_buffer_structure,
+};
+
+const mp_obj_type_t audiomp3_mp3file_type = {
+ { &mp_type_type },
+ .name = MP_QSTR_MP3File,
+ .make_new = audiomp3_mp3file_make_new,
+ .locals_dict = (mp_obj_dict_t*)&audiomp3_mp3file_locals_dict,
+ .protocol = &audiomp3_mp3file_proto,
+};
diff --git a/shared-bindings/audiomp3/MP3File.h b/shared-bindings/audiomp3/MP3File.h
new file mode 100644
index 000000000..adc13ea2c
--- /dev/null
+++ b/shared-bindings/audiomp3/MP3File.h
@@ -0,0 +1,48 @@
+/*
+ * This file is part of the Micro Python project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ * Copyright (c) 2019 Jeff Epler for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_AUDIOIO_MP3FILE_H
+#define MICROPY_INCLUDED_SHARED_BINDINGS_AUDIOIO_MP3FILE_H
+
+#include "py/obj.h"
+#include "extmod/vfs_fat.h"
+
+#include "shared-module/audiomp3/MP3File.h"
+
+extern const mp_obj_type_t audiomp3_mp3file_type;
+
+void common_hal_audiomp3_mp3file_construct(audiomp3_mp3file_obj_t* self,
+ pyb_file_obj_t* file, uint8_t *buffer, size_t buffer_size);
+
+void common_hal_audiomp3_mp3file_deinit(audiomp3_mp3file_obj_t* self);
+bool common_hal_audiomp3_mp3file_deinited(audiomp3_mp3file_obj_t* self);
+uint32_t common_hal_audiomp3_mp3file_get_sample_rate(audiomp3_mp3file_obj_t* self);
+void common_hal_audiomp3_mp3file_set_sample_rate(audiomp3_mp3file_obj_t* self, uint32_t sample_rate);
+uint8_t common_hal_audiomp3_mp3file_get_bits_per_sample(audiomp3_mp3file_obj_t* self);
+uint8_t common_hal_audiomp3_mp3file_get_channel_count(audiomp3_mp3file_obj_t* self);
+
+#endif // MICROPY_INCLUDED_SHARED_BINDINGS_AUDIOIO_MP3FILE_H
diff --git a/shared-bindings/audiomp3/__init__.c b/shared-bindings/audiomp3/__init__.c
new file mode 100644
index 000000000..06f852ff1
--- /dev/null
+++ b/shared-bindings/audiomp3/__init__.c
@@ -0,0 +1,60 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Jeff Epler for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include <stdint.h>
+
+#include "py/obj.h"
+#include "py/runtime.h"
+
+#include "shared-bindings/audiomp3/MP3File.h"
+
+//| :mod:`audiomp3` --- Support for MP3-compressed audio files
+//| ==========================================================
+//|
+//| .. module:: audiomp3
+//| :synopsis: Support for mp3 files
+//|
+//| The `audiomp3` module contains an mp3 decoder
+//|
+//| Libraries
+//|
+//| .. toctree::
+//| :maxdepth: 3
+//|
+//| MP3File
+//|
+
+STATIC const mp_rom_map_elem_t audiomp3_module_globals_table[] = {
+ { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_audiomp3) },
+ { MP_ROM_QSTR(MP_QSTR_MP3File), MP_ROM_PTR(&audiomp3_mp3file_type) },
+};
+
+STATIC MP_DEFINE_CONST_DICT(audiomp3_module_globals, audiomp3_module_globals_table);
+
+const mp_obj_module_t audiomp3_module = {
+ .base = { &mp_type_module },
+ .globals = (mp_obj_dict_t*)&audiomp3_module_globals,
+};
diff --git a/shared-bindings/audiomp3/__init__.h b/shared-bindings/audiomp3/__init__.h
new file mode 100644
index 000000000..9026af636
--- /dev/null
+++ b/shared-bindings/audiomp3/__init__.h
@@ -0,0 +1,34 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Jeff Epler for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_AUDIOMP3___INIT___H
+#define MICROPY_INCLUDED_SHARED_BINDINGS_AUDIOMP3___INIT___H
+
+#include "py/obj.h"
+
+// Nothing now.
+
+#endif // MICROPY_INCLUDED_SHARED_BINDINGS_AUDIOMP3___INIT___H
diff --git a/shared-module/audiomp3/MP3File.c b/shared-module/audiomp3/MP3File.c
new file mode 100644
index 000000000..cabb46105
--- /dev/null
+++ b/shared-module/audiomp3/MP3File.c
@@ -0,0 +1,270 @@
+/*
+ * This file is part of the Micro Python project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2018 Scott Shawcroft for Adafruit Industries
+ * Copyright (c) 2019 Jeff Epler for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "shared-bindings/audiomp3/MP3File.h"
+
+#include <stdint.h>
+#include <string.h>
+
+#include "py/mperrno.h"
+#include "py/runtime.h"
+
+#include "shared-module/audiomp3/MP3File.h"
+#include "supervisor/shared/translate.h"
+#include "lib/mp3/src/mp3common.h"
+
+/** Fill the input buffer if it is less than half full.
+ *
+ * Returns true if the input buffer contains any useful data,
+ * false otherwise. (The input buffer will be padded to the end with
+ * 0 bytes, which do not interfere with MP3 decoding)
+ *
+ * Raises OSError if f_read fails.
+ *
+ * Sets self->eof if any read of the file returns 0 bytes
+ */
+STATIC bool mp3file_update_inbuf(audiomp3_mp3file_obj_t* self) {
+ // If buffer is over half full, do nothing
+ if (self->inbuf_offset < self->inbuf_length/2) return true;
+
+ // If we didn't previously reach the end of file, we can try reading now
+ if (!self->eof) {
+
+ // Move the unconsumed portion of the buffer to the start
+ uint8_t *end_of_buffer = self->inbuf + self->inbuf_length;
+ uint8_t *new_end_of_data = self->inbuf + self->inbuf_length - self->inbuf_offset;
+ memmove(self->inbuf, self->inbuf + self->inbuf_offset,
+ self->inbuf_length - self->inbuf_offset);
+ self->inbuf_offset = 0;
+
+ UINT to_read = end_of_buffer - new_end_of_data;
+ UINT bytes_read = 0;
+ memset(new_end_of_data, 0, to_read);
+ if (f_read(&self->file->fp, new_end_of_data, to_read, &bytes_read) != FR_OK) {
+ self->eof = true;
+ mp_raise_OSError(MP_EIO);
+ }
+
+ if (bytes_read == 0) {
+ self->eof = true;
+ }
+
+ if (to_read != bytes_read) {
+ new_end_of_data += bytes_read;
+ memset(new_end_of_data, 0, end_of_buffer - new_end_of_data);
+ }
+
+ }
+
+ // Return true iff there are at least some useful bytes in the buffer
+ return self->inbuf_offset < self->inbuf_length;
+}
+
+#define READ_PTR(self) (self->inbuf + self->inbuf_offset)
+#define BYTES_LEFT(self) (self->inbuf_length - self->inbuf_offset)
+#define CONSUME(self, n) (self->inbuf_offset += n)
+
+/* If a sync word can be found, advance to it and return true. Otherwise,
+ * return false.
+ */
+STATIC bool mp3file_find_sync_word(audiomp3_mp3file_obj_t* self) {
+ do {
+ mp3file_update_inbuf(self);
+ int offset = MP3FindSyncWord(READ_PTR(self), BYTES_LEFT(self));
+ if (offset >= 0) {
+ CONSUME(self, offset);
+ mp3file_update_inbuf(self);
+ return true;
+ }
+ CONSUME(self, MAX(0, BYTES_LEFT(self) - 16));
+ } while (!self->eof);
+ return false;
+}
+
+STATIC bool mp3file_get_next_frame_info(audiomp3_mp3file_obj_t* self, MP3FrameInfo* fi) {
+ int err = MP3GetNextFrameInfo(self->decoder, fi, READ_PTR(self));
+ return err == ERR_MP3_NONE;
+}
+
+void common_hal_audiomp3_mp3file_construct(audiomp3_mp3file_obj_t* self,
+ pyb_file_obj_t* file,
+ uint8_t *buffer,
+ size_t buffer_size) {
+ // XXX Adafruit_MP3 uses a 2kB input buffer and two 4kB output buffers.
+ // for a whopping total of 10kB buffers (+mp3 decoder state and frame buffer)
+ // At 44kHz, that's 23ms of output audio data.
+ //
+ // We will choose a slightly different allocation strategy for the output:
+ // Make sure the buffers are sized exactly to match (a multiple of) the
+ // frame size; this is typically 2304 * 2 bytes, so a little bit bigger
+ // than the two 4kB output buffers, except that the alignment allows to
+ // never allocate that extra frame buffer.
+
+ self->file = file;
+ self->inbuf_length = 2048;
+ self->inbuf_offset = self->inbuf_length;
+ self->inbuf = m_malloc(self->inbuf_length, false);
+ if (self->inbuf == NULL) {
+ common_hal_audiomp3_mp3file_deinit(self);
+ mp_raise_msg(&mp_type_MemoryError,
+ translate("Couldn't allocate input buffer"));
+ }
+ self->decoder = MP3InitDecoder();
+ if (self->decoder == NULL) {
+ common_hal_audiomp3_mp3file_deinit(self);
+ mp_raise_msg(&mp_type_MemoryError,
+ translate("Couldn't allocate decoder"));
+ }
+
+ mp3file_find_sync_word(self);
+ MP3FrameInfo fi;
+ if(!mp3file_get_next_frame_info(self, &fi)) {
+ mp_raise_msg(&mp_type_RuntimeError,
+ translate("Failed to parse MP3 file"));
+ }
+
+ self->sample_rate = fi.samprate;
+ self->channel_count = fi.nChans;
+ self->frame_buffer_size = fi.outputSamps*sizeof(int16_t);
+
+ if (buffer_size >= 2 * self->frame_buffer_size) {
+ self->len = buffer_size / 2 / self->frame_buffer_size * self->frame_buffer_size;
+ self->buffers[0] = buffer;
+ self->buffers[1] = buffer + self->len;
+ } else {
+ self->len = 2 * self->frame_buffer_size;
+ self->buffers[0] = m_malloc(self->len, false);
+ if (self->buffers[0] == NULL) {
+ common_hal_audiomp3_mp3file_deinit(self);
+ mp_raise_msg(&mp_type_MemoryError,
+ translate("Couldn't allocate first buffer"));
+ }
+
+ self->buffers[1] = m_malloc(self->len, false);
+ if (self->buffers[1] == NULL) {
+ common_hal_audiomp3_mp3file_deinit(self);
+ mp_raise_msg(&mp_type_MemoryError,
+ translate("Couldn't allocate second buffer"));
+ }
+ }
+}
+
+void common_hal_audiomp3_mp3file_deinit(audiomp3_mp3file_obj_t* self) {
+ MP3FreeDecoder(self->decoder);
+ self->decoder = NULL;
+ self->inbuf = NULL;
+ self->buffers[0] = NULL;
+ self->buffers[1] = NULL;
+ self->file = NULL;
+}
+
+bool common_hal_audiomp3_mp3file_deinited(audiomp3_mp3file_obj_t* self) {
+ return self->buffers[0] == NULL;
+}
+
+uint32_t common_hal_audiomp3_mp3file_get_sample_rate(audiomp3_mp3file_obj_t* self) {
+ return self->sample_rate;
+}
+
+void common_hal_audiomp3_mp3file_set_sample_rate(audiomp3_mp3file_obj_t* self,
+ uint32_t sample_rate) {
+ self->sample_rate = sample_rate;
+}
+
+uint8_t common_hal_audiomp3_mp3file_get_bits_per_sample(audiomp3_mp3file_obj_t* self) {
+ return 16;
+}
+
+uint8_t common_hal_audiomp3_mp3file_get_channel_count(audiomp3_mp3file_obj_t* self) {
+ return self->channel_count;
+}
+
+bool audiomp3_mp3file_samples_signed(audiomp3_mp3file_obj_t* self) {
+ return true;
+}
+
+void audiomp3_mp3file_reset_buffer(audiomp3_mp3file_obj_t* self,
+ bool single_channel,
+ uint8_t channel) {
+ if (single_channel && channel == 1) {
+ return;
+ }
+ // We don't reset the buffer index in case we're looping and we have an odd number of buffer
+ // loads
+ f_lseek(&self->file->fp, 0);
+ self->inbuf_offset = self->inbuf_length;
+ self->eof = 0;
+ mp3file_update_inbuf(self);
+ mp3file_find_sync_word(self);
+}
+
+audioio_get_buffer_result_t audiomp3_mp3file_get_buffer(audiomp3_mp3file_obj_t* self,
+ bool single_channel,
+ uint8_t channel,
+ uint8_t** bufptr,
+ uint32_t* buffer_length) {
+ if (!single_channel) {
+ channel = 0;
+ }
+
+ uint16_t channel_read_count = self->channel_read_count[channel]++;
+ bool need_more_data = self->read_count++ == channel_read_count;
+
+ *bufptr = self->buffers[self->buffer_index] + channel;
+ *buffer_length = self->frame_buffer_size;
+
+ if (need_more_data) {
+ self->buffer_index = !self->buffer_index;
+ int16_t *buffer = (int16_t *)(void *)self->buffers[self->buffer_index];
+
+ if (!mp3file_find_sync_word(self)) {
+ return self->eof ? GET_BUFFER_DONE : GET_BUFFER_ERROR;
+ }
+ int bytes_left = BYTES_LEFT(self);
+ uint8_t *inbuf = READ_PTR(self);
+ int err = MP3Decode(self->decoder, &inbuf, &bytes_left, buffer, 0);
+ CONSUME(self, BYTES_LEFT(self) - bytes_left);
+ if (err) {
+ return GET_BUFFER_DONE;
+ }
+ }
+
+ return GET_BUFFER_MORE_DATA;
+}
+
+void audiomp3_mp3file_get_buffer_structure(audiomp3_mp3file_obj_t* self, bool single_channel,
+ bool* single_buffer, bool* samples_signed,
+ uint32_t* max_buffer_length, uint8_t* spacing) {
+ *single_buffer = false;
+ *samples_signed = true;
+ *max_buffer_length = self->frame_buffer_size;
+ if (single_channel) {
+ *spacing = self->channel_count;
+ } else {
+ *spacing = 1;
+ }
+}
diff --git a/shared-module/audiomp3/MP3File.h b/shared-module/audiomp3/MP3File.h
new file mode 100644
index 000000000..12649ac1a
--- /dev/null
+++ b/shared-module/audiomp3/MP3File.h
@@ -0,0 +1,70 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2018 Scott Shawcroft
+ * Copyright (c) 2019 Jeff Epler for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef MICROPY_INCLUDED_SHARED_MODULE_AUDIOIO_MP3FILE_H
+#define MICROPY_INCLUDED_SHARED_MODULE_AUDIOIO_MP3FILE_H
+
+#include "extmod/vfs_fat.h"
+#include "py/obj.h"
+
+#include "shared-module/audiocore/__init__.h"
+
+typedef struct {
+ mp_obj_base_t base;
+ struct _MP3DecInfo *decoder;
+ uint8_t* inbuf;
+ uint32_t inbuf_length;
+ uint32_t inbuf_offset;
+ uint8_t* buffers[2];
+ uint32_t len;
+ uint32_t frame_buffer_size;
+
+ uint32_t sample_rate;
+ pyb_file_obj_t* file;
+
+ uint8_t buffer_index;
+ uint8_t channel_count;
+ bool eof;
+
+ uint16_t read_count;
+ uint16_t channel_read_count[2];
+} audiomp3_mp3file_obj_t;
+
+// These are not available from Python because it may be called in an interrupt.
+void audiomp3_mp3file_reset_buffer(audiomp3_mp3file_obj_t* self,
+ bool single_channel,
+ uint8_t channel);
+audioio_get_buffer_result_t audiomp3_mp3file_get_buffer(audiomp3_mp3file_obj_t* self,
+ bool single_channel,
+ uint8_t channel,
+ uint8_t** buffer,
+ uint32_t* buffer_length); // length in bytes
+void audiomp3_mp3file_get_buffer_structure(audiomp3_mp3file_obj_t* self, bool single_channel,
+ bool* single_buffer, bool* samples_signed,
+ uint32_t* max_buffer_length, uint8_t* spacing);
+
+#endif // MICROPY_INCLUDED_SHARED_MODULE_AUDIOIO_MP3FILE_H
diff --git a/shared-module/audiomp3/__init__.c b/shared-module/audiomp3/__init__.c
new file mode 100644
index 000000000..e69de29bb
--- /dev/null
+++ b/shared-module/audiomp3/__init__.c
diff --git a/shared-module/audiomp3/__init__.h b/shared-module/audiomp3/__init__.h
new file mode 100644
index 000000000..e7b1f3aab
--- /dev/null
+++ b/shared-module/audiomp3/__init__.h
@@ -0,0 +1,30 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Jeff Epler for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef MICROPY_INCLUDED_SHARED_MODULE_AUDIOMP3__INIT__H
+#define MICROPY_INCLUDED_SHARED_MODULE_AUDIOMP3__INIT__H
+
+#endif // MICROPY_INCLUDED_SHARED_MODULE_AUDIOMP3__INIT__H
diff --git a/supervisor/shared/external_flash/external_flash.c b/supervisor/shared/external_flash/external_flash.c
index 99df553e1..9d38c07d8 100644
--- a/supervisor/shared/external_flash/external_flash.c
+++ b/supervisor/shared/external_flash/external_flash.c
@@ -324,6 +324,10 @@ static bool allocate_ram_cache(void) {
return true;
}
+ if (MP_STATE_MEM(gc_pool_start) == 0) {
+ return false;
+ }
+
MP_STATE_VM(flash_ram_cache) = m_malloc_maybe(blocks_per_sector * pages_per_block * sizeof(uint32_t), false);
if (MP_STATE_VM(flash_ram_cache) == NULL) {
return false;
@@ -367,7 +371,7 @@ static void release_ram_cache(void) {
if (supervisor_cache != NULL) {
free_memory(supervisor_cache);
supervisor_cache = NULL;
- } else {
+ } else if (MP_STATE_MEM(gc_pool_start)) {
m_free(MP_STATE_VM(flash_ram_cache));
}
MP_STATE_VM(flash_ram_cache) = NULL;
@@ -415,7 +419,7 @@ static bool flush_ram_cache(bool keep_cache) {
write_flash(current_sector + (i * pages_per_block + j) * SPI_FLASH_PAGE_SIZE,
MP_STATE_VM(flash_ram_cache)[i * pages_per_block + j],
SPI_FLASH_PAGE_SIZE);
- if (!keep_cache && supervisor_cache == NULL) {
+ if (!keep_cache && supervisor_cache == NULL && MP_STATE_MEM(gc_pool_start)) {
m_free(MP_STATE_VM(flash_ram_cache)[i * pages_per_block + j]);
}
}
diff --git a/tools/build_board_info.py b/tools/build_board_info.py
index 710cdb0c2..7c4484a65 100644
--- a/tools/build_board_info.py
+++ b/tools/build_board_info.py
@@ -49,6 +49,7 @@ extension_by_board = {
aliases_by_board = {
"circuitplayground_express": ["circuitplayground_express_4h", "circuitplayground_express_digikey_pycon2019"],
"pybadge": ["edgebadge"],
+ "pyportal": ["pyportal_pynt"],
"gemma_m0": ["gemma_m0_pycon2018"],
"pewpew10": ["pewpew13"]
}