If you want to get started, I'll be linking my GitHub repository at the bottom of this article, with code for both the ESP32 and what I used on the Raspberry Pi 1 Model B+.

T he ESP32 is an incredibly versatile microcontroller, and so long as you have the wires and the hardware to connect it to, ...

He eventually settled on a “bottum-up” approach to build a library for the platform, rather than implementing MicroPython directly as a firmware image for the ESP32.