Arduino Temp

#include <OneWire.h>
#include <DallasTemperature.h>
// Data wire is plugged into port 2 on the Arduino
#define ONE_WIRE_BUS 2
OneWire oneWire(ONE_WIRE_BUS);
DallasTemperature sensors(&oneWire);

void setup(void)
{
  // start serial port
  Serial.begin(9600);
  Serial.println("Dallas Temperatura Demo");

  // Start up the library
  sensors.begin();
}

void loop(void)
{
  // call sensors.requestTemperatures() to issue a global temperature
  // request to all devices on the bus
  Serial.print("Leyendo temperaturas...");
  sensors.requestTemperatures(); // Send the command to get temperatures
  Serial.println(" Listo");

  Serial.print("La Temperatura es: ");
  Serial.println(sensors.getTempCByIndex(0));
  delay(3000);