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

// Set the LCD address to 0x27 or the address of your specific module
LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {
  Wire.begin(21, 22);  // Initialize I2C communication with SDA on GPIO21 and SCL on GPIO22
  lcd.begin(16, 2);    // Initialize the LCD with 16 columns and 2 rows
  lcd.backlight();     // Turn on the backlight
}

void loop() {
  lcd.setCursor(0, 0);  // Set the cursor to the top-left corner
  lcd.print("Hello, World!");
  delay(2000);          // Display for 2 seconds
  lcd.clear();          // Clear the LCD screen
  delay(1000);          // Wait for 1 second
}