from machine import Pin
import utime

# UTARA
U_M = Pin(0, Pin.OUT)
U_K = Pin(1, Pin.OUT)
U_H = Pin(2, Pin.OUT)

# TIMUR
T_M = Pin(3, Pin.OUT)
T_K = Pin(4, Pin.OUT)
T_H = Pin(5, Pin.OUT)

# SELATAN
S_M = Pin(6, Pin OUT)
S_K = Pin(7, Pin.OUT)
S_H = Pin(8, Pin.OUT)

# BARAT
B_M = Pin(9, Pin.OUT)
B_K = Pin(10, Pin.OUT)
B_H = Pin(11, Pin.OUT)


# FUNGSI MEMATIKAN SEMUA LAMPU 
def semua_mati():
    U_M.value(0)
    U_K.value(0)
    U_H.value(0)

    T_M.value(0)
    T_K.value(0)
    T_H.value(0)

    S_M.value(0)
    S_K.value(0)
    S_H.value(0)

    B_M.value(0)
    B_K.value(0)
    B_H.value(0)


# PROGAM UTARA
while True:

    # =========================
    # STEP 1 - 5 DETIK
    # Utara MERAH
    # Timur HIJAU
    # Selatan MERAH
    # Barat HIJAU
    # =========================

    semua_mati()

    U_M.value(1)
    T_H.value(1)
    S_M.value (1)
    B_H.value(1)

    utime.sleep(5)


    # =========================
    # STEP 2 - KUNING BERKEDIP
    # Timur & Barat KUNING
    # Utara & Selatan MERAH
    # =========================

    semua_mati()

    U_M.value(1)
    S_M.value(1)

    for i in range(3):
        T_K.value(1)
        B_K.value(1)
        utime.sleep(0.5)

        T_K.value(0)
        B_K.value(0)
        utime.sleep(0.5)


    # =========================
    # STEP 3 - 5 DETIK
    # Utara HIJAU
    # Timur MERAH
    # Selatan HIJAU
    # Barat MERAH
    # =========================

    semua_mati()

    U_H.value(1)
    T_M.value(1)
    S_H.value (1)
    B_M.value(1)

    utime.sleep(5)


    # =========================
    # STEP 4 - KUNING BERKEDIP
    # Utara & Selatan KUNING
    # Timur & Barat MERAH
    # =========================
    
    semua_mati()

    T_M.value(1)
    B_M.value(1)

    for i in range(3):
        U_K.value(1)
        S_K.value(1)
        utime.sleep(0.5)

        U_K.value(0)
        S_K.value(0)
        utime.sleep(0.5)


    # Kembali ke  STEP 1