#include <Wire.h>               // Library for I2C communication
#include <RTClib.h>             // Library for DS3231 RTC
#include <LiquidCrystal.h>      // Library for LCD

// Initialize the RTC and LCD
RTC_DS3231 rtc;
LiquidCrystal lcd(12, 11, 5, 4, 3, 2); // Set LCD pin connections

void setup() {
  // Start the LCD and set its size (16x2)
  lcd.begin(16, 2);
  
  // Start communication with the RTC module
  if (!rtc.begin()) {
    lcd.print("RTC not found!");
    while (1);
  }

  // Optional: set the RTC to the current time
  // Uncomment the following line and adjust date/time if needed
  // rtc.adjust(DateTime(__DATE__, __TIME__));
}

void loop() {
  // Get the current date and time
  DateTime now = rtc.now();

  // Display the date (DD/MM/YYYY) on the first row
  lcd.setCursor(0, 0);
  lcd.print(now.day(), DEC);
  lcd.print('/');
  lcd.print(now.month(), DEC);
  lcd.print('/');
  lcd.print(now.year(), DEC);

  // Display the time (HH:MM:SS) on the second row
  lcd.setCursor(0, 1);
  lcd.print(now.hour(), DEC);
  lcd.print(':');
  lcd.print(now.minute(), DEC);
  lcd.print(':');
  lcd.print(now.second(), DEC);

  // Delay for 1 second before updating
  delay(1000);
}