TARGET          = atmega328p
ACPU            = m328p
TTY             = /dev/ttyACM0

DEFS            =
LIBS            =

CC              = avr-gcc
CXX             = avr-g++

override CFLAGS = -g -Wall -O2 -mmcu=$(TARGET) $(DEFS)

OBJCOPY        = avr-objcopy
OBJDUMP        = avr-objdump

all:
	@echo "Make options:"
	@echo " $ make program.hex  (compile program.[c|cc|cpp] to .hex file)"
	@echo " $ make program.flash (make .hex file and flash it)"

clean:
	rm -rf *.o *.elf *.hex 
	rm -rf *.lst *.map

%.elf: %.o
	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $^ $(LIBS)

%.hex: %.elf
	$(OBJCOPY) -j .text -j .data -O ihex $< $@

%.flash: %.hex
	avrdude -p $(ACPU) -c arduino -P $(TTY) -b 115200 -U flash:w:$^