#include <LiquidCrystal_I2C.h>
 
LiquidCrystal_I2C lcd(0x27, 20, 4);
 
void setup() {
  // Init
  lcd.init();
  lcd.backlight();
 
  // Print something
  lcd.setCursor(3, 0);
  lcd.print("Hello world!");
  lcd.setCursor(2, 1);
  lcd.print("Wokwi Online IoT");
  lcd.setCursor(5, 2);
  lcd.print("Simulator");
  lcd.setCursor(7, 3);
  lcd.print("Enjoy!");
}
 
void loop() {
 lcd.scrollDisplayLeft();
 delay(500);
 
}