// Include the libraries we need
#include <OneWire.h>
#include <DallasTemperature.h>

// Data wire is plugged into port 2 on the Arduino
#define ONE_WIRE_BUS 2

// Setup a oneWire instance to communicate with any OneWire devices (not just Maxim/Dallas temperature ICs)
OneWire oneWire(ONE_WIRE_BUS);

// Pass our oneWire reference to Dallas Temperature. 
DallasTemperature sensors(&oneWire);

unsigned long timeStamp = millis();
float tempC;

uint8_t tempData[96] = {};

/*
 * The setup function. We only start the sensors here
 */
void setup(void)
{

  Serial.begin(9600);
  sensors.begin();
}



void loop(void)
{ 
  // call sensors.requestTemperatures() to issue a global temperature 
  // request to all devices on the bus
  if(millis() - timeStamp >= 4000){
    temperature();
   if(tempC != DEVICE_DISCONNECTED_C) {
     Serial.print("Temperature: ");
      Serial.print(tempC);
     Serial.println("°C");
    } 
    else {
      Serial.println("Error: Could not read temperature data");
    }
    timeStamp = millis();
  }
}

void temperature()
{
sensors.requestTemperatures(); // Send the command to get temperatures
   tempC = sensors.getTempCByIndex(0);
}