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

RTC_DS1307 rtc; 

void setup() {
  Serial.begin(9600);
  rtc.begin();
}

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

  Serial.print("Дата: ");
  Serial.print(now.day());
  Serial.print('/');
  Serial.print(now.month());
  Serial.print('/');
  Serial.print(now.year());
  Serial.print(" Время: ");
  Serial.print(now.hour());
  Serial.print(':');
  Serial.print(now.minute());
  Serial.print(':');
  Serial.println(now.second());

  delay(5000);
}