To achieve this he created Fade, a custom programming language/framework for controlling LED animations from the ESP32. Fade is written for addressable RGB LEDs like the Neopixel/WS2812.

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 ...