Enter the ESP8266 and some programming wizardry. [Sebastian] is using a NodeMCU but suggests that it ... Once that fills, a GPIO pin is pulled down and the ESP8266 sends the data to a waiting ...

One such IoT devotee is [Sasa Karanovic], who writes in to tell us about his very impressive custom IoT LED dimmer based on the ESP8266. Rather than rely on a commercial lighting controller ...