import time
from machine import Pin as pin
time.sleep(0.1) # Wait for USB to become ready

#First Traffic Light
traff_1_R = pin(2, pin.OUT)
traff_1_Y = pin(3, pin.OUT)
traff_1_G = pin(4, pin.OUT)

#Second Traffic Light
traff_2_R = pin(22, pin.OUT)
traff_2_Y = pin(21, pin.OUT)
traff_2_G = pin(20, pin.OUT)

delay = 1 #Sets a delay of 1 sec

while True:
#--------------------------------------------
    traff_1_R.value(0)
    traff_1_Y.value(0)
    traff_1_G.value(1)

    traff_2_R.value(1)
    traff_2_Y.value(0)
    traff_2_G.value(0)

    time.sleep(delay)
#--------------------------------------------
    traff_1_R.value(0)
    traff_1_Y.value(1)
    traff_1_G.value(0)

    traff_2_R.value(1)
    traff_2_Y.value(0)
    traff_2_G.value(0)

    time.sleep(delay)
#--------------------------------------------
    traff_1_R.value(1)
    traff_1_Y.value(0)
    traff_1_G.value(0)

    traff_2_R.value(0)
    traff_2_Y.value(0)
    traff_2_G.value(1)

    time.sleep(delay)
#--------------------------------------------
    traff_1_R.value(1)
    traff_1_Y.value(0)
    traff_1_G.value(0)

    traff_2_R.value(0)
    traff_2_Y.value(1)
    traff_2_G.value(0)
    
    time.sleep(delay)