Generic e-paper (e-ink) panel driver for ESP-IDF, exposed through the standard esp_lcd panel interface. Adding a display is one descriptor, adding a controller family is one file. Ships SSD1680 support and the 2.9" GDEY029T94 panel, with full and fast partial refresh.
Driver for Chipsea CS1237 and CS1238 24-bit differential ADCs (weigh scales, load cells, bridge sensor). Features full PGA control, flexible sampling, scale calibration, temperature sensing, and offset diagnostics.