MicroBIt UltraSonic Sonar Dist Detector Digital #241

sound = soundExpression.hello
delay = 1
CurDigDIC = [
    DigitalPin.P10,
    DigitalPin.P11
]
MaxDist = 10
# setup
delay = delay * 100
def TurnLight(signal:int):
    global delay, CurDigDIC
    for i in CurDigDIC:
        pins.digital_write_pin(i, signal)
        basic.pause(delay)
def on_forever():
    global delay, sound, MaxDist
    dist = sonar.ping(DigitalPin.P1, DigitalPin.P2, PingUnit.CENTIMETERS)
    if dist > 0 and dist <= MaxDist:
        TurnLight(0)
        music.play(music.builtin_playable_sound_effect(sound), music.PlaybackMode.UNTIL_DONE)
    else:
        TurnLight(1)
    basic.pause(delay)
basic.forever(on_forever)