#include <Wire.h>
#include <Adafruit_BMP085_U.h>
#include <Adafruit_Sensor.h>
/* Libraries needed:               */
/* Adafruit_BMP085_Unified         */
/* Adafruit_Unified_Sensor         */

#define HOEHE 491         // Ort, Meter ueber Normalnull

#include "DHT.h"                
/* Libraries needed:               */
/* DHT_sensor_library              */

#define DHTPIN 9          // Pin Nummer am Arduino, an dem Sensor angeschlossen
#define DHTTYPE DHT11     // DHT11 oder DHT22 eintragen

Adafruit_BMP085_Unified bmp = Adafruit_BMP085_Unified(10085);
DHT dht(DHTPIN, DHTTYPE);

void setup(void) 
{
  Serial.begin(9600);
  Serial.println("Pressure Sensor Test"); Serial.println("");
  
  /* Initialise the sensor */
  if(!bmp.begin())
  {
    /* There was a problem detecting the BMP085 ... check your connections */
    Serial.print("Ooops, no BMP085 detected ... Check your wiring or I2C ADDR!");
    while(1);
  }
  Serial.begin(9600);
  Serial.println("DHT11 Testprogramm");
  dht.begin();
}

void loop(void) 
{
  /* Get a new sensor event */ 
  sensors_event_t event;
  bmp.getEvent(&event);
 
  /* Display the results (barometric pressure is measure in hPa) */
  if (event.pressure)
  {
    /* Display atmospheric pressure in hPa */
    Serial.print("Luftdruck p / p0: "); Serial.print(event.pressure); Serial.print(" / ");
    Serial.print(bmp.seaLevelForAltitude( HOEHE , event.pressure)); Serial.print(" hPa");
    Serial.print("\t\t");              // Tabulator
  }
  else
  {
    Serial.println("Sensor error");
  }

  float h = dht.readHumidity();    // Read humidity and store in variable h
  float t = dht.readTemperature(); // Read temperature and store in variable t
  
/***************** Check if all values are read correctly *****************/ 
  if (isnan(h) || isnan(t)) {       
    Serial.println("Fehler beim auslesen des Sensors!");
    return;
  }

  // Send to PC and display in serial monitor
  Serial.print("Luftfeuchtigkeit: ");
  Serial.print(h);                  // Ausgeben der Luftfeuchtigkeit
  Serial.print(" %\t");              // Tabulator
  Serial.print("Temperatur: ");
  Serial.print(t);                  // Ausgeben der Temperatur
  Serial.println(" C");

  // Wait a few seconds between measurements.

  delay(5000);
}