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Commitfffc6d1

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atmel-samd: Add modules directory with frozen bytecode support (like ESP8266 port), and NeoPixel python wrapper module.
1 parent674038c commitfffc6d1

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4 files changed

+51
-4
lines changed

4 files changed

+51
-4
lines changed

‎atmel-samd/Makefile‎

Lines changed: 20 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -27,6 +27,15 @@ BOSSAC := tools/bossac_osx
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HAL_DIR=hal/$(MCU_SERIES)
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# Frozen bytecode configuration. Any .py files placed in the modules subdirectory
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# will be frozen into .mpy files and embedded in the firmware (like the ESP8266
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# port).
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MPY_CROSS = ../mpy-cross/mpy-cross
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MPY_TOOL = ../tools/mpy-tool.py
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FROZEN_MPY_DIR = modules
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FROZEN_MPY_PY_FILES :=$(shell find -L$(FROZEN_MPY_DIR) -type f -name '*.py')
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FROZEN_MPY_MPY_FILES :=$(addprefix$(BUILD)/,$(FROZEN_MPY_PY_FILES:.py=.mpy))
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INC += -I.
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INC += -I..
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INC += -I../lib/mp-readline
@@ -187,7 +196,7 @@ SRC_BINDINGS_EXPANDED = $(addprefix shared-bindings/, $(SRC_BINDINGS)) \
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$(addprefix common-hal/,$(SRC_BINDINGS))
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SRC_AUTOGEN =\
190-
$(BUILD)/_frozen_mpy.c\
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$(BUILD)/frozen_mpy.c\
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OBJ =$(PY_O)$(addprefix$(BUILD)/,$(SRC_C:.c=.o))
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OBJ +=$(addprefix$(BUILD)/,$(SRC_ASF:.c=.o))
@@ -199,9 +208,16 @@ SRC_QSTR += $(SRC_C) $(SRC_BINDINGS_EXPANDED) $(STM_SRC_C)
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all:$(BUILD)/firmware.bin
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202-
$(BUILD)/_frozen_mpy.c: frozentest.mpy$(BUILD)/genhdr/qstrdefs.generated.h
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$(ECHO)"MISC freezing bytecode"
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$(Q)../tools/mpy-tool.py -f -q$(BUILD)/genhdr/qstrdefs.preprocessed.h -mlongint-impl=none$<>$@
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# to build .mpy files from .py files
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$(BUILD)/$(FROZEN_MPY_DIR)/%.mpy:$(FROZEN_MPY_DIR)/%.py
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@$(ECHO)"MPY $<"
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$(Q)$(MKDIR) -p$(dir$@)
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$(Q)$(MPY_CROSS) -o$@ -s$(^:$(FROZEN_MPY_DIR)/%=%)$^
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# to build frozen_mpy.c from all .mpy files
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$(BUILD)/frozen_mpy.c:$(FROZEN_MPY_MPY_FILES)$(BUILD)/genhdr/qstrdefs.generated.h
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@$(ECHO)"Creating$@"
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$(Q)$(PYTHON)$(MPY_TOOL) -f -q$(BUILD)/genhdr/qstrdefs.preprocessed.h -mlongint-impl=none$(FROZEN_MPY_MPY_FILES)>$@
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$(BUILD)/firmware.elf:$(OBJ)
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$(ECHO)"LINK$@"

‎atmel-samd/frozentest.mpy‎

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‎atmel-samd/modules/neopixel.py‎

Lines changed: 31 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,31 @@
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# NeoPixel driver for MicroPython on ESP8266
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# MIT license; Copyright (c) 2016 Damien P. George
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fromneopixel_writeimportneopixel_write
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classNeoPixel:
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def__init__(self,pin,n):
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self.pin=pin
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self.n=n
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self.buf=bytearray(n*3)
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self.pin.init(pin.OUT)
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def__setitem__(self,index,val):
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r,g,b=val
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self.buf[index*3]=g
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self.buf[index*3+1]=r
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self.buf[index*3+2]=b
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def__getitem__(self,index):
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i=index*3
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returnself.buf[i+1],self.buf[i],self.buf[i+2]
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deffill(self,color):
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r,g,b=color
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foriinrange(len(self.buf)/3):
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self.buf[i*3]=g
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self.buf[i*3+1]=r
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self.buf[i*3+2]=b
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defwrite(self):
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neopixel_write(self.pin,self.buf,True)

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