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

#define 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);
  if (temperatureC != DEVICE_DISCONNECTED_C)
  {
    Serial.print("Temperature: ");
    Serial.print(temperatureC);
    Serial.println(" °C");
  }
  else
  {
    Serial.println("Error: Could not read temperature data");
  }
  
  delay(2000);
}