#include <LiquidCrystal_I2C.h>
#include <RTClib.h>
#include <Servo.h>

LiquidCrystal_I2C lcd(0x27, 16, 2);
unsigned long previousMillis = 0; 
const long interval = 2000; 
RTC_DS1307 RTC;
int buzzer = 13;


void setup() {
  lcd.init();
  lcd.backlight();
  RTC.begin();
   pinMode(buzzer, OUTPUT);
  lcd.setCursor(4, 0);
  lcd.print("Project");
  lcd.setCursor(3, 1);
  lcd.print("ASMI X DEDE");
  delay(5000);
  lcd.clear();
  pinMode(13, OUTPUT); 

}

void loop() {
 DateTime baca_rtc = RTC.now();
tampilan_utama();

int alarm_jam=15;
int alarm_menit=02;

if (baca_rtc.hour() == alarm_jam && baca_rtc.minute() == alarm_menit){
  tone(buzzer,500);
lcd.setCursor(0, 0);
lcd.print("Bangun Woi`");
delay(3000);
lcd.clear();
while (baca_rtc.hour() == alarm_jam && baca_rtc.minute() == alarm_menit)
{
  tampilan_utama();
  noTone(buzzer);
}
}
else
{
  noTone(buzzer);
}
}
void tampilan_utama()
{
  DateTime baca_rtc = RTC.now();
  lcd.setCursor(0,0);
  lcd.print("DATE: ");
lcd.print(baca_rtc.year());
lcd.print("/");
lcd.print(baca_rtc.month());
lcd.print(".");
lcd.print(baca_rtc.day());
lcd.setCursor(0,1);
lcd.print("TIME");
lcd.print(baca_rtc.hour());
lcd.print("/");
lcd.print(baca_rtc.minute());
lcd.print("/");
lcd.print(baca_rtc.second());
lcd.print(".");

  for (int i = 0; i < 16; i++) {
    lcd.scrollDisplayRight();
    delay(200);
  }
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Project");
  lcd.setCursor(0, 1);
  lcd.print("ASMI X DEDE");
  delay(500);
  unsigned long currentMillis = millis(); 
  if (currentMillis - previousMillis >= interval) { 
    previousMillis = currentMillis; 
    tone(13, 1000, 500); 
    delay(500); 
    noTone(13); 
    
  }
}