from machine import Timer
import machine


pins = [23,22]
leds = [machine.Pin(pin, machine.Pin.OUT) for pin in pins]
led1_state = False
led2_state = False

def toggle_0(t):
    global led1_state
    led1_state = not led1_state
    leds[0].value(led1_state)

def toggle_1(t):
    global led2_state
    led2_state = not led2_state
    leds[1].value(led2_state)

tim0 = Timer(0)
tim0.init(period=500, mode=Timer.PERIODIC, callback=toggle_0)

tim0 = Timer(1)
tim0.init(period=200, mode=Timer.PERIODIC, callback=toggle_1)