#include <LiquidCrystal.h>

// Pin configuration
const int rs = 12;  // Register Select (RS)
const int en = 11;  // Enable (EN)
const int d4 = 5;   // Data 4 (D4)
const int d5 = 4;   // Data 5 (D5)
const int d6 = 3;   // Data 6 (D6)
const int d7 = 2;   // Data 7 (D7)

// Create an LCD object
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

char name[] = "HELLO WORLD";  // Make sure to have enough spaces for smooth scrolling

void setup() {
  // Set up the LCD's number of columns and rows
  lcd.begin(20, 4);  // Assuming a 20x4 LCD
}

void loop() {
  // Scroll the name to the left on both the first and third rows
  for (int i = 0; i < 20; i++) {
    lcd.clear();
    lcd.setCursor(i, 0);
    lcd.print(name);
    lcd.setCursor(i, 2);  // Set cursor for the third row
    lcd.print(name);
    delay(300);  // Adjust the delay for the scrolling speed
  }
  
  // Move the cursor to the starting position on both rows
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print(name);
  lcd.setCursor(0, 2);  // Set cursor for the third row
  lcd.print(name);
  delay(1000);  // Pause at the end before scrolling again
}