Clockandcalendar.ino

/*
Atomic frequency stable 10 MHz can be connected to atmel reference for making it precise. It has to be made more elegant, needs bootloader programming once..
Displays digital clock on computer screen with serial port. Can make LCD standalone with more code.
Written by Harish
*/

// the setup routine runs once when you press reset:
void setup() {
  // initialize serial communication at 9600 bits per second:
  Serial.begin(9600);
}

// the loop routine runs over and over again forever:
void loop() {
  // read the input on analog pin 0:
  int timemin=0;
  int timehour=0;
  int timedays=0;
  // print out the value you read:
  Serial.println(timemin);
  Serial.println(timehour);
  Serial.println(timedays);
  delay(60000); 
  timemin+=1;
  if(timemin>=60){
    timehour+=1;
    timemin=0;
    if(timehour>=24){
      timehour=0;
      timedays+=1;
       if(timedays>=365){
      timedays=0;
      
    }
    }
  }
    
  
}