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

// Try address 0x27 (most common)
LiquidCrystal_I2C lcd(0x27, 16, 2);

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

  lcd.setCursor(0, 0);
  lcd.print("Hello World");

  lcd.setCursor(0, 1);
  lcd.print("ESP32 LCD Test");
}

void loop() {
  // nothing here
}