This was built on an ESP8266 microcontroller, but should work on any arduino-compatible board provided there's enough pins of the right type. the rotary encoder A/B pin is connected to pin D1 and D2 ...

Simple remote JSON menu browser with OLED display module and rotary encoder. Demo: video_2023-04-01_20-58-52.mp4 Sample menu json: ...

Undoubtedly, the ESP8266’s biggest selling point is its WiFi capability for a ridiculously low price. Paranoid folks probably await the day its closed-source firmware bits will turn against ...

Some people state that ESP8266 is tolerant of 5 V logic levels on its GPIOs, while others vehemently disagree, pointing at the datasheet-stated 3.6 V maximum. Datasheets aren’t source code fo… ...