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

RTC_DS1307 rtc;
LiquidCrystal_I2C lcd (0x27,28,4);

void setup () {
  Serial.begin(115200);
  lcd.init();
  lcd.backlight();

  if (! rtc.begin()) {
    Serial.println("Couldn't find RTC");
    Serial.flush();
    abort();
  }

  if (! rtc.isrunning()) {
    Serial.println("RTC is NOT running, let's set the time!");
    rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
  }
  
  
}

void loop() {
 DateTime time = rtc.now();

 //Full Timestamp
 Serial.println(String("DateTime::TIMESTAMP_FULL:\t")+time.timestamp(DateTime::TIMESTAMP_FULL));
 //Date Only
 Serial.println(String("DateTime::TIMESTAMP_DATE:\t")+time.timestamp(DateTime::TIMESTAMP_DATE));
 //Full Timestamp
 Serial.println(String("DateTime::TIMESTAMP_TIME:\t")+time.timestamp(DateTime::TIMESTAMP_TIME));
 Serial.println("\n");
 lcd.init();
 lcd.backlight();
 lcd.setCursor(2,0);
 lcd.print(time.timestamp(DateTime::TIMESTAMP_DATE));
 lcd.setCursor(4,1);
 lcd.print(time.timestamp(DateTime::TIMESTAMP_TIME));
 //Delay 5s
 delay(500);
}