MCU_TARGET = atmega328p MCU_FREQ = 16000000UL CPPFLAGS += -DLED_DDR=DDRB -DLED_PORT=PORTB -DLED_PIN=5 BAUDRATE = 57600 AVRDUDE_TYPE = arduino AVRDUDE_TTY = /dev/ttyUSB0 AVRDUDE_BAUD = 57600