#import libraries
from machine import Pin
from time import sleep


#led1 Pin4 , led2 Pin0 , led3 Pin2 and led4 Pin15 as output
led1 =Pin(4, Pin.OUT)
led2 =Pin(0,Pin.OUT)
led3 =Pin(2,Pin.OUT)
led4 =Pin(15,Pin.OUT)


#set the condition
led12_hidup = True
led34_hidup = True


if led12_hidup == True:

  led1.on()
  led2.on()

  sleep(2.0) 

  led1.off()
  led2.off()

  sleep(2.0)


elif led34_hidup == True:
  
  led3.on()
  led4.on()

  sleep(2.0)

  led3.off()
  led4.off()

  sleep(2.0)


print("Stop") #terminal


# Both False
# Led1 Off , Led2 On  , Led3 Off , Led4 On
# All Led Off


# Led12 True  , Led34 False
# Led1 Off , Led2 On  , Led3 Off , Led4 On
# Led1 On  , Led2 On  , Led3 Off , Led4 Off


# Led12 False , Led34 True
# Led1 Off , Led2 On  , Led3 Off , Led4 On
# Led1 Off , Led2 Off , Led3 On  , Led4 On


# Both True
# Led1 Off , Led2 On , Led3 Off , Led4 On
# Led1 On  , Led2 On , Led3 Off , Led4 Off








# False