Fast ~510 ms B/W partial refresh for GDEY042T81 / SSD1683 e-paper - custom 227-byte waveform LUT as a GxEPD2 subclass
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Updated
Jun 1, 2026 - C++
Fast ~510 ms B/W partial refresh for GDEY042T81 / SSD1683 e-paper - custom 227-byte waveform LUT as a GxEPD2 subclass
Wi-Fi e-paper weather station for the Elecrow CrowPanel ESP32-S3 4.2" (SSD1683, 400x300) — free Open-Meteo data (no API key), always-on with OTA updates, web-based location config, and on-device screenshots. PlatformIO.
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