#include <OneWire.h>
#include <DallasTemperature.h>
 
OneWire oneWire(2);
DallasTemperature sensor(&oneWire);
 
int ndispositivos = 3;
float tempC;
 
void setup()  {
  sensor.begin(); 
  Serial.begin(9600);

  
  ndispositivos = sensor.getDeviceCount();
  
}
 
void loop() { 
  sensor.requestTemperatures(); 
 

    Serial.print("Sensor 1 ");
       Serial.print(": ");
    tempC = sensor.getTempCByIndex(1);
    Serial.print(tempC);
    Serial.println("ºC");


    sensor.requestTemperatures(); 
 

    Serial.print("Sensor 2 ");
       Serial.print(": ");
    tempC = sensor.getTempCByIndex(2);
    Serial.print(tempC);
    Serial.println("ºC");
  
  
  Serial.println("");
  delay(1000);
}