#include <DS3232RTC.h>

DS3232RTC RTC;

int Button = A0;
int LED    = A1;
int x;

void setup() {
  Serial.begin(115200);
  RTC.begin();
  setSyncProvider(RTC.get);
  if (timeStatus() != timeSet) {
    Serial.println("Unable to sync with the RTC");
  }
  else {
    Serial.println("RTC has set the system time");
  }

  pinMode(Button, INPUT);
  pinMode(LED, OUTPUT);
}

void loop() {
  x = digitalRead(Button);

  if (x == HIGH) {
    digitalWrite(LED, HIGH);
    digitalClockDisplay();
    delay(1000);
  }

  else {
    digitalWrite(LED, LOW);
  }
}
void digitalClockDisplay() {
  Serial.print(hour());
  printDigits(minute());
  printDigits(second());
  Serial.print(' ');
  Serial.print(day());
  Serial.print('/');
  Serial.print(month());
  Serial.print('/');
  Serial.print(year());
  Serial.println();
}

void printDigits(int digits) {
  Serial.print(':');
  if (digits < 10) {
    Serial.print('0');
  }
  Serial.print(digits);
}