When we first heard about it a few weeks ago, we knew the ESP8266 UART to WiFi module was a special ... and a truly affordable IoT sensor platform is created. If you have a few of these modules ...

Looking to improve on this simplistic interface, [Sören Beye] tacked an ESP8266 to the board so it can broadcast sensor readings out over MQTT. Just three wires link the ESP8266 to the PCB.

whereas that's what the ESP8266 is built around. It's basically designed to give Wi-Fi chops to whatever it's connected to, turning anything into a wireless sensor. For example, I've seen them ...

At its core, it is just an ESP8266, a cheap simple Wi-Fi chip that is in tons of tech. If you have Wi-Fi light bulbs, you probably have several of these chips in your home right now. Devices like ...