$(FLASHER) -B 1 -U flash:w:usbasp.atmega328p-12MHz.hex
else ifeq ($(F_CPU), 16000000)
$(FLASHER) -B 1 -U flash:w:usbasp.atmega328p-16MHz.hex
$(FLASHER) -B 1 -U flash:w:usbasp.atmega328p-12MHz.hex
else ifeq ($(F_CPU), 16000000)
$(FLASHER) -B 1 -U flash:w:usbasp.atmega328p-16MHz.hex