from machine import Pin
drukknop = Pin(21, Pin.IN, Pin.PULL_UP)
led = Pin(18, Pin.OUT)
while True:
led.value(drukknop.value())from machine import Pin
drukknop = Pin(21, Pin.IN, Pin.PULL_UP)
led = Pin(18, Pin.OUT)
while True:
led.value(drukknop.value())