#include <OneWire.h>
#include <DallasTemperature.h>

const int oneWireBus = 2;

OneWire oneWire(oneWireBus);

DallasTemperature sensors(&oneWire);

void setup() {
  Serial.begin(115200);
  sensors.begin();
}

void loop() {
  sensors.requestTemperatures();
  float tempC = sensors.getTempCByIndex(0);
  Serial.print(tempC);
  Serial.println("ºC");
  delay(1000);
}