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

const uint8_t DS18B20_GPIO = 4;		// OneWire Pin 
uint8_t Numbers_Of_18B20;
uint8_t DS18B20_Sensor_1 = 1;       // 0, wenn Sensor 1
uint8_t DS18B20_Sensor_2 = 2;       // 1, wenn Sensor 1
uint8_t DS18B20_Address[8];

void print_8bit_Array(uint8_t _8bit_Array[8]);

OneWire oneWire(DS18B20_GPIO);		// OneWire Pin 
DallasTemperature DS18B20(&oneWire);    // Pass our oneWire reference to Dallas Temperature.

void setup(void) {
  Serial.begin(115200);
  DS18B20.begin();
  Numbers_Of_18B20 = DS18B20.getDeviceCount();               // anzahl sensoren
  Serial.println("Anzahl Sensoren:\t" + String(Numbers_Of_18B20));
  if (Numbers_Of_18B20 >0){                                   //Hole Adressen und Userbytes
    for (int i=0; i < Numbers_Of_18B20; i++)   {  //Numbers_Of_18B20
      DS18B20_Address[8]=DS18B20.getAddress(DS18B20_Address, i);                // hole Adresse 1. Sensor am Anfang
      Serial.print("\n\rSensor " + String(i+1)); Serial.print(":\t"); print_8bit_Array(DS18B20_Address);   // 1. Adresse
      Serial.print("\tSensorID:\t" + String(DS18B20.getUserData(DS18B20_Address)));
      /*
      DS18B20_Address[8]=DS18B20.getAddress(DS18B20_Address, 1);                // hole Adresse 1. Sensor am Anfang
      Serial.print("\n\rSensor " + String(1+1)); Serial.print(":\t"); print_8bit_Array(DS18B20_Address);   // 2. Adresse
      Serial.print("\tSensorID:\t" + String(DS18B20.getUserData(DS18B20_Address)));
      */
    }   
  }
  Serial.print("\n\r+++++ Main-Ende ++++++");
}

void loop(){
}

void print_8bit_Array(uint8_t _8bit_Array[8]) {
  for (uint8_t i = 0; i < 8; i++)   {
    if (_8bit_Array[i] < 16) Serial.print("0");
    Serial.print(_8bit_Array[i], HEX);
    Serial.print(" ");
  }
}