The ESP32 is a beloved microcontroller from Espressif, offering quite a lot in a small, very cheap package. Yet as you may already know, there are lots of different kinds of ESP32, and it can be hard ...

I recently picked up an ESP32-powered Cheap Yellow Display, otherwise known as a CYD. For about $20, you get an ESP32 hooked up to a screen, with an SD card slot and some exposed GPIO pins for your ...