#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <RTClib.h>  // Include the RTClib library for DS1307

RTC_DS1307 RTC;
LiquidCrystal_I2C lcd(0x27,16,2);

void setup() {
  Serial.begin(9600);
  
  RTC.begin();

  lcd.begin(16,2);  // Use begin() instead of init()
  lcd.backlight();

  // Set the initial date and time only if needed
  // RTC.adjust(DateTime(2024,1,7,3,29,30));
}

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

  // Display Serial Monitor
  Serial.print(now.day());
  Serial.print("/");
  Serial.print(now.month());
  Serial.print("/");
  Serial.print(now.year());
  Serial.print("\t");
  Serial.print(now.hour());
  Serial.print(":");
  Serial.print(now.minute());
  Serial.print(":");
  Serial.print(now.second());
  Serial.print("\n");

  // Display LCD
  lcd.setCursor(0,0);
  lcd.print("Date: ");
  lcd.print(now.day());
  lcd.print("/");
  lcd.print(now.month());
  lcd.print("/");
  lcd.print(now.year());

  lcd.setCursor(0,1);
  lcd.print("Time: ");
  lcd.print(now.hour());
  lcd.print(":");
  lcd.print(now.minute());
  lcd.print(":");
  lcd.print(now.second());

  delay(500);
}