#include <Wire.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd (0x27, 16, 2);

int hijau=13;
int kuning=12;
int merah=11;
int hijau2=10;
int kuning2=9;
int merah2=8;
int hijau3=7;
int kuning3=6;
int merah3=5;
int hijau4=4;
int kuning4=3;
int merah4=2;

unsigned long prevMillisLCD = 0;
const long intervalLCD = 300;
String text = "  ABIL LUCU  ";
int pos = 0;

unsigned long previousMillis=0;
const long interval=200;
bool ledState=LOW;

unsigned long prevMillisLampu = 0;
int stepLampu = 0;

void setup() { 

lcd.begin (16,2);
lcd.backlight();
lcd.setCursor(4,1);
lcd.print("ABILLUCU");
lcd.setCursor(4,0);
lcd.print("ABILLUCU");

pinMode(hijau,OUTPUT);
pinMode(kuning,OUTPUT);
pinMode(merah,OUTPUT);
pinMode(hijau2,OUTPUT);
pinMode(kuning2,OUTPUT);
pinMode(merah2,OUTPUT);
pinMode(hijau3,OUTPUT);
pinMode(kuning3,OUTPUT);
pinMode(merah3,OUTPUT);
pinMode(hijau4,OUTPUT);
pinMode(kuning4,OUTPUT);
pinMode(merah4,OUTPUT);

digitalWrite(hijau,LOW);
digitalWrite(kuning,LOW);
digitalWrite(merah,LOW);
digitalWrite(hijau2,LOW);
digitalWrite(kuning2,LOW);
digitalWrite(merah2,LOW);
digitalWrite(hijau3,LOW);
digitalWrite(kuning3,LOW);
digitalWrite(merah3,LOW);
digitalWrite(hijau4,LOW);
digitalWrite(kuning4,LOW);
digitalWrite(merah4,LOW);
}

void loop() {

unsigned long currentMillis=millis();

if (currentMillis - prevMillisLCD >= intervalLCD) {
    prevMillisLCD = currentMillis;
    lcd.setCursor(0, 1);
    lcd.print(text.substring(pos, pos + 16) + " ");
    pos = (pos + 1) % text.length();
}

if (currentMillis - previousMillis >= interval) {
    previousMillis = currentMillis;
    ledState = !ledState;
    digitalWrite(kuning2, ledState);
    digitalWrite(kuning4, ledState);
}

if (currentMillis - prevMillisLampu >= 6000) {
    prevMillisLampu = currentMillis;

    switch (stepLampu) {
        case 0:
            digitalWrite(hijau3, HIGH);
            digitalWrite(merah, HIGH);
            digitalWrite(kuning3, LOW);
            stepLampu = 1;
            break;
        case 1:
            digitalWrite(hijau3, LOW);
            digitalWrite(kuning3, HIGH);
            stepLampu = 2;
            break;
        case 2:
            digitalWrite(kuning3, LOW);
            digitalWrite(merah3, HIGH);
            digitalWrite(hijau, HIGH);
            digitalWrite(merah, LOW);
            stepLampu = 3;
            break;
        case 3:
            digitalWrite(hijau, LOW);
            digitalWrite(kuning, HIGH);
            stepLampu = 4;
            break;
        case 4:
            digitalWrite(kuning, LOW);
            digitalWrite(merah3, LOW);
            stepLampu = 0;
            break;
    }
}
}