from machine import Pin
import time

lampu_ledmera = Pin(4,Pin.OUT)
lampu_ledkuning = Pin(19,Pin.OUT)
lampu_ledhijau = Pin(18,Pin.OUT)
while True :
    lampu_ledmera.value(1)
    time.sleep(5)
    lampu_ledmera.value(0)
    time.sleep(0)

    lampu_ledkuning.value(1)
    time.sleep(2)
    lampu_ledkuning.value(0)
    time.sleep(0)

    lampu_ledhijau.value(1)
    time.sleep(5)
    lampu_ledhijau.value(0)
    time.sleep(0)

    lampu_ledkuning.value(1)
    time.sleep(2)
    lampu_ledkuning.value(0)
    time.sleep(0)