from machine import Pin
from utime import sleep
from micropython import const

HIGH = const(1)
LOW = const(0)

print("Hello, Pi Pico!")

led = Pin(5, Pin.OUT)  # LED no GPIO5

while True:
    led.value(HIGH)  # Liga LED
    sleep(1)
    led.value(LOW)   # Desliga LED
    sleep(1)