avr C example Makefile

MCU=attiny2313
CC=avr-gcc
OBJCOPY=avr-objcopy
PROJECT=lcd
CFLAGS=-g -mmcu=$(MCU) -Wall -Wstrict-prototypes -Os -mcall-prologues

$(PROJECT).hex: $(PROJECT).o.
<------>avr-objcopy -O ihex $(PROJECT).o $(PROJECT).hex.
$(PROJECT).o: $(PROJECT).c.
<------>avr-gcc $(CFLAGS) -o $(PROJECT).o $(PROJECT).c.
load:.
<------>avrdude -p t2313 -c usbasp -U flash:w:$(PROJECT).hex.
clean:
<------>rm -f *.o *.map *.out *.hex