#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);
int tekan;


void setup() { 
pinMode(10, INPUT);
pinMode(9, INPUT);
pinMode(8, INPUT);
pinMode(2, INPUT);
}

void red(){
  digitalWrite(10, HIGH);
  digitalWrite(9, LOW);
  digitalWrite(8, LOW);
  
}
void loop() {
  int tombol=digitalRead(13);
  if(tombol==1)
  tekan++;
  lcd. init();
  lcd.backlight();
  // put your setup code here, to run once:
  lcd.setCursor(2,0);
  lcd.print("LAMPU MERAH");
  lcd.setCursor(4,1);
  lcd.print("MENYALA");
  digitalWrite(10, HIGH);
  tone(2,264,1000);
  delay(1000);
  digitalWrite(10, LOW);
  lcd.clear();
  // put your main code here, to run repeatedly:
  lcd.setCursor(2,0);
  lcd.print("LAMPU KUNING");
  lcd.setCursor(4,1);
  lcd.print("MENYALA");
  digitalWrite(9, HIGH);
  tone(2,297,1000);
  delay(1000);
  digitalWrite(9, LOW);
  lcd.clear();
  lcd.setCursor(2,0);
  lcd.print("LAMPU HIJAU");
  lcd.setCursor(4,1);
  lcd.print("MENYALA");
  digitalWrite(8, HIGH);
  tone(2,330,1000);
  delay(1000);
  digitalWrite(8, LOW);
  lcd.noBacklight();
  lcd.clear();
}