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CC = arm-none-eabi-gcc
CFLAGS = -mcpu=cortex-m3 -mthumb -ffreestanding -Os -nostartfiles -std=c23 \
-DSTM32F103xB \
-Wpedantic \
-I3p/cmsis-device-f1/Include \
-I3p/CMSIS_6/CMSIS/Core/Include
LINKER_FILE=linker_script.ld
LDFLAGS=-specs=nano.specs -specs=nosys.specs -T $(LINKER_FILE)
all: blink.elf
.PHONY: clean flash debug
clean:
rm -v *.o blink.elf
blink.elf: main.o startup.o system_stm32f1xx.o
$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $^ -o blink.elf
system_stm32f1xx.o: 3p/cmsis-device-f1/Source/Templates/system_stm32f1xx.c
$(CC) $(CFLAGS) 3p/cmsis-device-f1/Source/Templates/system_stm32f1xx.c -c
%.o: %.c
$(CC) $(CFLAGS) $< -c -o $@
flash: blink.elf
openocd -f interface/stlink.cfg -f target/stm32f1x.cfg -c "program blink.elf verify reset exit"
debug: blink.elf
openocd -f interface/stlink.cfg -f target/stm32f1x.cfg
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