from time import sleep
sleep(0.1)

from machine import Pin

redCar = Pin(17, Pin.OUT)
yellowCar = Pin(19, Pin.OUT)
greenCar = Pin(16, Pin.OUT)

# светофор для автомобилей
redCar.off()
yellowCar.off()
greenCar.off()

# светофор для пешеходов
redPeople = Pin(27, Pin.OUT)
greenPeople = Pin(22, Pin.OUT)

while True:
    redCar.on()
    redPeople.off()
    greenPeople.on()
    sleep(3)
    redCar.off()
    redPeople.off()
    greenPeople.on()

    yellowCar.on()
    sleep(3)
    yellowCar.off()
    greenPeople.off()
    redPeople.on()


    greenCar.on()
    sleep(1)
    greenCar.off()
    sleep(0.5)
    greenCar.on()
    sleep(0.5)
    greenCar.off()
    sleep(0.5)
    greenCar.on()
    sleep(0.5)
    greenCar.off()
    yellowCar.on()
    sleep(3)
    yellowCar.off()