Medida de temperatura ambiente con sensor ds18b20, conectado a ESP 8266 01, envío de datos mediante protocolo mqtt a cliente node-red corriendo en Raspberry pi, el broker mqtt corre tambien sobre la Raspberry
The Raspberry checks its 2 DS18B20 sensors (room / garden). He makes an average in every 5 minutes, and post it to thingspeak.com.
Logging of the house temperature with raspberry and DS18B20 sensor.
Meteostation for remote measuring of temperature, relative humidity and barometric pressure.