from machine import Pin
from time import sleep

led1 = Pin (4, Pin.OUT)
led2 = Pin (2, Pin.OUT)
led3 = Pin (15, Pin.OUT)
led4 = Pin (5,Pin.OUT)
led5 = Pin (18,Pin.OUT)

while True:

  print("Carro: Siga")
  led1.on()
  sleep(2)
  led1.off()
  sleep(0.5)

  print("Pedreste: Pare")
  led4.on()
  sleep(2)
  led4.off()
  sleep(0.5)

  print("Atenção")
  led2.on()
  sleep(2)
  led2.off()
  sleep(0.5)

  print("Pare")
  led3.on()
  sleep(2)
  led3.off()
  sleep(0.5)

  print("Pedreste: Siga")
  led5.on ()
  sleep (2)
  led5.off ()
  sleep (0.5)

// esta dando problema na sinal de pedestre //