Tested on ESP32S3, but should work on S2 based devices. The sample code is a simple USB<->Serial bridge, it reads from the USB and writes to the Serial and viceversa. I need IDF 5.1 to use the USB ...

ESP32_IO_Expander is a library designed for driving IO expander chips using ESP SoCs. It encapsulates various components from the Espressif Components Registry and includes the following features: ...