In terms of hardware, it’s the standard SBM-20 circuit augmented with a LILYGO ESP32 development board that includes a TFT display. But where this one really shines is the firmware.

This project is a WiFi-enabled rotary encoder remote for controlling WLED brightness and power state over UDP. It runs on ESP32 using MicroPython and supports deep sleep to save power. The device also ...

These aren’t your standard $2 DC cans either. Each JGB37-520 gearhead motor comes complete with an encoder that allows your software to determine speed, distance, and direction.

An ESP32-DevKitC V4 interfaces through a motherboard with on-board rotary encoder, IR receiver and 320x240 TFT display. External interfaces connect to source select relay board and balanced digital ...