14.3. Stromček s bezdrôtovým ovládaním¶

# Stromcek
from microbit import *
import neopixel
import radio

LEDS = 40

radio.on()
np = neopixel.NeoPixel(pin1, LEDS)

def check_change():
    incoming = radio.receive()
    if incoming and 'change' in incoming:
        return True

    return False

n = 0
while True:

    while True:
        for i in range(0, LEDS):
            if ((i + n) % 3) == 0:
                np[i] = (255, 0, 0)
            elif ((i + n) % 3) == 1:
                np[i] = (0, 255, 0)
            else:
                np[i] = (0, 0, 255)
        n += 1
        np.show()
        sleep(500)
        if check_change():
            break

    for i in range(0, LEDS):
        np[i] = (0, 0, 0)
    np.show()

    while True:
        if check_change():
            break
        sleep(100)