On 20-04-30 12:08:13, Sid Spry wrote: > Hi, I'm having issues finding good documentation for raw USB configfs. It has reached the point I need to look at developing a new driver, but I'd like my unique endpoint to coexist with a CDC ECM endpoint or similar. > > Is there a high level description of this? I can refer to the code but it will be quite slow. > You could write a user application using f_fs for your endpoint, the example is at: tools/usb/ffs-test.c. And add both your specific function and CDC function together into one configuration, in that case, the host could see both functions. -- Thanks, Peter Chen