Keyboard-driven pocket PDA firmware for the Waveshare ESP32-S3-RLCD-4.2 — notes, journal, calendar, reader, music. Reflective 1-bit panel, BLE keyboard, no cloud.
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Updated
Oct 1, 2026 - C++
Keyboard-driven pocket PDA firmware for the Waveshare ESP32-S3-RLCD-4.2 — notes, journal, calendar, reader, music. Reflective 1-bit panel, BLE keyboard, no cloud.
Projects and shared board support for the Waveshare ESP32-S3-RLCD-4.2, built with ESP-IDF and a packed monochrome C renderer.
跑在 Waveshare ESP32-S3-RLCD-4.2(4.2寸反射屏+18650)上的 GPU 哨兵:温度大字/全量指标/60min曲线/超温警报,闲时实测 11mA · Run a GPU watchtower on Waveshare ESP32-S3-RLCD-4.2 reflective-LCD board, 11mA idle, ~5-day battery
Distraction-free writing device firmware for ESP32-S3 + 400x300 reflective LCD (ST7305). ESP-IDF, work in progress.
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