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

const int ONE_WIRE_BUS = 2;
OneWire oneWire(ONE_WIRE_BUS);
DallasTemperature sensors(&oneWire);

void setup() {
  Serial.begin(9600);
  sensors.begin();
}

void loop() {
  sensors.requestTemperatures();
  float temperatureC = sensors.getTempCByIndex(0);
  Serial.print("Temperature: ");
  Serial.print(temperatureC, 1);
  Serial.println("°C");
  delay(1000);
}