#include "RTClib.h"
RTC_DS1307 rtc;

void setup() {
  Serial.begin(115200);
  rtc.begin();
}

void loop() {
  DateTime now = rtc.now();
  int hours = now.hour();
  int minutes = now.minute();
  int seconds = now.second();
  Serial.print(hours);
  Serial.print(":");
  Serial.print(minutes);
  Serial.print(":");
  Serial.print(seconds);
  Serial.println();

  int alarmHours = 16;
  int alarmMinutes = 2;
  if (hours == alarmHours && minutes == alarmMinutes) {
    Serial.println("Alarma!!!!!!!");
  }

  delay(5000);
}