from machine import Pin
from utime import sleep
from utime import ticks_ms

led = Pin(17, Pin.OUT | Pin.IN)
switch = Pin(22, Pin.IN)


first = 0

def handler(pin):
    global first
    now = ticks_ms()
    if now - first < 500:
        return

        first = now
        
    sleep(0.1)
    if switch.value() != 1:
        return

    if led.value() == 0:
        led.value(1)
        print("1")
    else:
        led.value(0)
        print("0")
switch.irq(handler, Pin.IRQ_RISING)



while True:
    sleep(1)