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April 30, 2014 15:03
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Makefile for programming the ATtiny85
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# Makefile for programming the ATtiny85 | |
# modified the one generated by CrossPack | |
DEVICE = attiny85 | |
CLOCK = 8000000 | |
PROGRAMMER = -c usbtiny | |
OBJECTS = main.o | |
# for ATTiny85 | |
# see http://www.engbedded.com/fusecalc/ | |
FUSES = -U lfuse:w:0x62:m -U hfuse:w:0xdf:m -U efuse:w:0xff:m | |
# Tune the lines below only if you know what you are doing: | |
AVRDUDE = avrdude $(PROGRAMMER) -p $(DEVICE) | |
COMPILE = avr-gcc -Wall -Os -DF_CPU=$(CLOCK) -mmcu=$(DEVICE) | |
# symbolic targets: | |
all: main.hex | |
.c.o: | |
$(COMPILE) -c $< -o $@ | |
.S.o: | |
$(COMPILE) -x assembler-with-cpp -c $< -o $@ | |
.c.s: | |
$(COMPILE) -S $< -o $@ | |
flash: all | |
$(AVRDUDE) -U flash:w:main.hex:i | |
fuse: | |
$(AVRDUDE) $(FUSES) | |
# Xcode uses the Makefile targets "", "clean" and "install" | |
install: flash fuse | |
# if you use a bootloader, change the command below appropriately: | |
load: all | |
bootloadHID main.hex | |
clean: | |
rm -f main.hex main.elf $(OBJECTS) | |
# file targets: | |
main.elf: $(OBJECTS) | |
$(COMPILE) -o main.elf $(OBJECTS) | |
main.hex: main.elf | |
rm -f main.hex | |
avr-objcopy -j .text -j .data -O ihex main.elf main.hex | |
avr-size --format=avr --mcu=$(DEVICE) main.elf | |
# If you have an EEPROM section, you must also create a hex file for the | |
# EEPROM and add it to the "flash" target. | |
# Targets for code debugging and analysis: | |
disasm: main.elf | |
avr-objdump -d main.elf | |
cpp: | |
$(COMPILE) -E main.c |
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