PROGRAM=rgbstring
-SRC=version.c main.c logging.c
+SRC=version.c main.c logging.c serial.c
OBJ=$(SRC:.c=.o)
AVRDUDE_MCU=$(MCU)
AVRDUDE_PROGRAMMER=usbasp
-CFLAGS=-Wall -Os -mmcu=$(MCU) -DUSE_LOGGING=1 -DF_CPU=1000000UL -std=gnu99
+CFLAGS=-Wall -Os -mmcu=$(MCU) -DUSE_LOGGING=1 -DF_CPU=8000000UL -std=gnu99
LDFLAGS=
AVRDUDE_FLAGS= -p$(AVRDUDE_MCU) -c $(AVRDUDE_PROGRAMMER)