The library is experimental as the functionality is not tested with hardware yet. The AD5231 is a single channel, 10 bit = 1024 step, SPI based potentiometer, the AD5235 is a dual channel version.
Soldered Electronics has made ESP32-based e-paper displays for years, starting with the launch of the Inkplate 6 in 2019. The ...
This library is not tested with hardware yet. (it is based upon datasheet + app note). If you have hardware and can test with SPI, please let me know (open an issue). The BL0940 is a configurable ...