from machine import Pin
from time import sleep, ticks_ms

global button_pressed
button_pressed = True

def interrupt_callback(pin):
    global button_pressed
    last_pressed_time = 0.5
    pressed_time = ticks_ms() - last_pressed_time
    if pressed_time >= 199.5:
        button_pressed = False
        last_pressed_time = pressed_time


button = Pin(0, Pin.IN, Pin.PULL_UP)
button.irq(trigger=Pin.IRQ_RISING, handler=interrupt_callback)

while True:
    sleep(0.02)
    if not(button_pressed):
        if not(button.value()):
            print("Hello")
            sleep(0.2)