from machine import Pin
import time

led = Pin(4, Pin.OUT)

# up
btn1 = Pin(14, Pin.IN,Pin.PULL_UP)
# se volessi fare down:
# btn1 = Pin(14, Pin.IN,Pin.PULL_DOWN)

# up
btn2 = Pin(27, Pin.IN,Pin.PULL_DOWN)
led.off()

blinking = False

def blinkingON(bt1):
    global blinking
    blinking = True

def blinkingOFF(bt2):
    global blinking
    blinking = False
    led.off()

# Falling perchè di base un btn in PULL_UP è a livello logico alto
btn1.irq(handler=blinkingON, trigger=Pin.IRQ_FALLING)
# Rising e Falling prendono fronti di salita e discesa
btn2.irq(handler=blinkingOFF, trigger=Pin.IRQ_RISING)

while True:
    while blinking:
        led.value(not led.value())
        time.sleep(1)