#include <LiquidCrystal_I2C.h>

// set the LCD number of columns and rows
int lcdColumns = 16;
int lcdRows = 2;

// set LCD address, number of columns and rows
// if you don't know your display address, run an I2C scanner sketch
LiquidCrystal_I2C lcd(0x27, lcdColumns, lcdRows);

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

void cursorBlink(int delayTime) {
  lcd.noCursor();
  delay(delayTime);
  lcd.cursor();
  delay(delayTime);
}

void loop(){
  // set cursor to first column, first row
  lcd.setCursor(0, 0);
  // print message
  lcd.print("Hola Mundo");
  cursorBlink(1000);
}