from machine import Pin
from time import sleep

ledPinMerah = 33
ledPinHijau = 25
ledPinBiru = 26
ledPinKuning = 27

buttonMerah = Pin(4, Pin.IN, Pin.PULL_UP)
buttonHijau = Pin(2, Pin.IN, Pin.PULL_UP)
buttonBiru = Pin(0, Pin.IN, Pin.PULL_UP)
buttonKuning = Pin(15, Pin.IN, Pin.PULL_UP)
buttonAll = Pin(16, Pin.IN, Pin.PULL_UP)

ledMerah = Pin(ledPinMerah, Pin.OUT)
ledHijau = Pin(ledPinHijau, Pin.OUT)
ledBiru = Pin(ledPinBiru, Pin.OUT)
ledKuning = Pin(ledPinKuning, Pin.OUT)

stateMerah = 1
stateHijau = 1
stateBiru = 1
stateKuning = 1
stateAll = 1

while True:
    if buttonMerah.value() != stateMerah:
        if buttonMerah.value() == 0:
            ledMerah.on()
            print("lampu merah nyala")
    elif buttonMerah.value() == 1:
        ledMerah.off()
        print("lampu merah mati")
    stateMerah = buttonMerah.value()
    sleep(0.1)

    if buttonHijau.value() != stateHijau:
        if buttonHijau.value() == 0:
            ledHijau.on()
            print("lampu hijau nyala")
    elif buttonHijau.value() == 1:
        ledHijau.off()
        print("lampu hijau mati")
    stateHijau = buttonHijau.value()
    sleep(0.1)

    if buttonBiru.value() != stateBiru:
        if buttonBiru.value() == 0:
            ledBiru.on()
            print("lampu biru nyala")
    elif buttonBiru.value() == 1:
        ledBiru.off()
        print("lampu biru mati")
    stateBiru = buttonBiru.value()
    sleep(0.1)

    if buttonKuning.value() != stateBiru:
        if buttonKuning.value() == 0:
            ledKuning.on()
            print("lampu kuning nyala")
    elif buttonKuning.value() == 1:
        ledKuning.off()
        print("lampu kuning mati")
    stateKuning = buttonKuning.value()
    sleep(0.1)

    if buttonAll.value() != stateAll:
        if buttonAll.value() == 0:
            ledMerah.on()
            ledHijau.on()
            ledBiru.on()
            ledKuning.on()
            print("semua lampu nyala")