ESP8266-based development boards have proliferated rapidly. One favorite, the WEMOS Mini-D1 is frequently imitated and sold without any branding. As these boards continue to ship to hobbyists and r… ...

The projector control itself is through a RS232 interface. To make this easy to use with Amazon’s Alexa, [jfessard] turned to some libraries for the ESP8266 D1 Mini.

ESP8266 LED Interfacing with Button 💡🔘 This project demonstrates interfacing LEDs with a push button using an ESP8266 (D1 R1). The LEDs are connected to pins D1, D2, D3, and D5, while the push ...

I think this is one of the most important projects if you are interested in iot. This project connects an ESP8266 (D1 Mini) to a 5-pin relay module, creating a web server that hosts a control ...