#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {
  lcd.init();
  lcd.clear();
  lcd.backlight();

  lcd.setCursor(0, 0);
  lcd.print("test");
  lcd.setCursor(0, 1);
  lcd.print("123");
}

void loop() {}