A simple Sketch to read the Temperature from multiple DS18B20 and publish them to a MQTT-Server using a ESP8266. Compiles in the Arduino IDE for the ESP8266 This Sketch will connect your ESP8266 to ...

Now that summer is coming, it’s time to break out the Air Conditioners! There are some old AC units out there that still work just fine, but nowadays we are used to everything being remotely ...