from machine import Pin, Timer
import time

led1 = Pin(0, Pin.OUT)
led2 = Pin(1, Pin.OUT)
led3 = Pin(2, Pin.OUT)
led4 = Pin(3, Pin.OUT)


tim1 = Timer()
tim2 = Timer()
tim3 = Timer()
tim4 = Timer()

def tempo1(tim1):
    led1.toggle()

def tempo2(tim2):
    led2.toggle()

def tempo3(tim3):
    led3.toggle()

def tempo4(tim4):
    led4.toggle()

tim1.init(period=2000, mode=Timer.PERIODIC, callback=tempo1)
tim2.init(period=1000, mode=Timer.PERIODIC, callback=tempo2)
tim3.init(period=500, mode=Timer.PERIODIC, callback=tempo3)
tim4.init(period=250, mode=Timer.PERIODIC, callback=tempo4)

time.sleep(10)

tim1.deinit()
tim2.deinit()
tim3.deinit()
tim4.deinit()