142ecdaf
 rguillom
first commit
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export CC = avr-gcc
export MCU = atmega328p
export TARGET_ARCH = -mmcu=$(MCU)
export CFLAGS = -Wall -I. -DF_CPU=16000000 -Os #-g
export LDFLAGS = -g $(TARGET_ARCH) -lm -Wl,--gc-sections # -Os
TARGET = usb
TERM = /dev/ttyACM0
CPPFLAGS = -mmcu=$(MCU)
PGMER = -c stk500v1 -b 57600 -P $(TERM)
PGMERISP = -c stk500v1 -b 115200 -P $(TERM)
ARVDUDECONF= -C /usr/local/arduino/arduino-0022/hardware/tools/avrdude.conf
export DUDE = /usr/bin/avrdude -F -v -p $(MCU) $(AVRDUDECONF)
C_SRC = $(wildcard *.c)
OBJS = $(C_SRC:.c=.o)
all: $(TARGET).hex
clean:
rm -f *.o *.hex *.elf
%.o:%.c
$(CC) -c $(CPPFLAGS) $(CFLAGS) $< -o $@
$(TARGET).elf: $(OBJS)
$(CC) $(LDFLAGS) -o $@ $(OBJS)
$(TARGET).hex: $(TARGET).elf
avr-objcopy -j .text -j .data -O ihex $(TARGET).elf $(TARGET).hex
avr-objcopy -j .eeprom --set-section-flags=.eeprom="alloc,load" --change-section-lma .eeprom=0 -O ihex $(TARGET).elf eeprom.hex
upload: $(TARGET).hex
stty -F $(TERM) hupcl # reset
$(DUDE) $(PGMERISP) -U flash:w:$(TARGET).hex
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