   int month = readInt("Month");
   int day = readInt("Day");
   rtc.setDate(day, month, year);
-  
+
   int hour = readInt("Hour");
   int minute = readInt("Minute");
   int second = readInt("Second");

// DS3231:  SDA pin   -> Arduino Digital 20 (SDA) or the dedicated SDA1 (Digital 70) pin
//          SCL pin   -> Arduino Digital 21 (SCL) or the dedicated SCL1 (Digital 71) pin

#include <DS3231.h>
#include <SPI.h>
#include <SD.h>

#define SD_PIN 4
#define KEY_FILE "key.txt"

DS3231 rtc(SDA, SCL);
String key = "";

// Gets a UNIX timestamp from the RTC
long getTimestamp() {

    char ch = Serial.read();
    command.concat(ch);
  }

  if (command == "time") {
    Serial.print(rtc.getDateStr());
    Serial.println(rtc.getTimeStr());
