#include <OneWire.h>                
#include <DallasTemperature.h>
 
OneWire ourWire(2);               
DallasTemperature sensors(&ourWire); 

void setup() {
  Serial.begin(9600);
  sensors.begin();  
}
 
void loop() {
  sensors.requestTemperatures();   
  float temp= sensors.getTempCByIndex(0); 

  Serial.print("Temperatura: ");
  Serial.print(temp);
  Serial.println(" °C");
  delay(1000);                     
  }