from machine import Pin
from time import sleep

led = Pin(18,Pin.OUT)
botao = Pin(5,Pin.IN, Pin.PULL_UP)

while True:
    valor_botao = botao.value()
    print ("Valor botão: ", valor_botao)
    if valor_botao == 0:
        print ("Botão Pressionado!")
        led.value(1)
        while (botao.value() == 0):
            sleep (0.2)
    led.value(0)
    sleep(0.2)