#include <LiquidCrystal.h>
#include <RTClib.h>
//
#define WAITING_TIME 3000

RTC_DS1307 myRTC;
LiquidCrystal myLCD(13, 12, 11, 10, 9, 8);




void setup() {
  myLCD.begin(16, 2);
  myRTC.begin(20, 21);
}

void loop() {
  myLCD.setCursor(0, 0);
  myLCD.print("PZ - 15");
  delay(WAITING_TIME);
  myLCD.clear();

  myLCD.print("Have a nice day");
  delay(WAITING_TIME);
  myLCD.clear();

  myLCD.write(byte(0));
  myLCD.write(byte(0));
  delay(WAITING_TIME);
  myLCD.clear();

}