## Building Optiboot for Base station ```sh cd /optiboot/bootloaders/optiboot # Bootloader without LED flashes make AVR_FREQ=8000000L BAUD_RATE=38400 LED_START_FLASHES=0 LED=D4 atmega328 mv optiboot_atmega328.hex optiboot_38400_sportiduino.hex # Bootloader with LED starting flashes make AVR_FREQ=8000000L BAUD_RATE=38400 LED_START_FLASHES=3 LED=D4 atmega328 mv optiboot_atmega328.hex optiboot8_38400_sportiduino_led.hex ```