option(
    'cpu_freq',
    type: 'integer',
    min: 0,
    value: 20000000,
    description: 'Nominal clock speed'
)

option(
    'programmer',
    type: 'array',
    value: ['/dev/tty.usbserial-2110'],
    description: 'AVR Programmer to flash the MCU with.'
)
