#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include "RTClib.h"

// initialize the library with the I2C address 0x27
LiquidCrystal_I2C lcd(0x27, 20, 4);
RTC_DS3231 rtc;

void setup() {
  lcd.init(); // initialize the LCD
    lcd.backlight(); // turn on the backlight

      if (!rtc.begin()) {
          lcd.print("Couldn't find RTC");
              while (1);
                }

                  if (rtc.lostPower()) {
                      // Set the time to a specific date & time, e.g., when the sketch was compiled
                          rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
                            }
                            }

                            void loop() {
                              // text to display
                                String text = "SELAMAT DATANG DI SMAN 57";
                                  int textLength = text.length();

                                    // Get current time
                                      DateTime now = rtc.now();
                                        char currentTime[9];
                                          sprintf(currentTime, "%02d:%02d:%02d", now.hour(), now.minute(), now.second());

                                            // loop to create running text effect
                                              for (int i = 0; i < textLength + 20; i++) {
                                                  lcd.clear();
                                                      lcd.setCursor(20 - i, 0); // Adjust the row (0-3) as needed for running text
                                                          lcd.print(text);

                                                              lcd.setCursor(0, 3); // Adjust the row (0-3) as needed for time
                                                                  lcd.print(currentTime);

                                                                      delay(300);
                                                                        }
                                                                        }