[publidave] wanted a simple wireless display for a bluetooth cycling cadence sensor, and soon found himself deep down the rabbit hole of Micropython and Bluetooth Low Energy on the ESP32.

The device comes powered by an ESP32-S3 processor and supports Wi-Fi 4 and Bluetooth 4.2. The larger E Ink panel serves as the primary display and ... serves as the home screen, a basic text ...

Chinese Youtuber [corebb] presents the second version of his POV display. The earlier version used 5050-sized SMT addressable LEDs, which didn’t give great ...