DHT dht(DHTPIN, DHTTYPE); WiFiClient client; Adafruit_MQTT_Client mqtt(&client, AIO_SERVER, AIO_SERVERPORT, AIO_USERNAME, AIO_KEY); Adafruit_MQTT_Publish temperature = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/temperature"); Adafruit_MQTT_Publish humidity = Adafruit_MQTT_Publish(&mqtt, AIO_USERNAME "/feeds/humidity"); AdafruitIO_WiFi io(AIO_USERNAME, AIO_KEY, WLAN_SSID, WLAN_PASS); AdafruitIO_Feed *wdbFeed = io.feed("wdb");