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

void setup() {
  lcd.init();
  lcd.backlight();
  lcd.print("Hola Mundo");
}

void loop() {
   
  lcd.setCursor(0, 1);
  lcd.print(millis()/1000);
  lcd.print(" Segundos");
  delay(100);
}