[wdmaudiodev] Re: USB MIDI using PIC18F4550 - NO MIDI PORTS!

> > When i plug in my device it installs as a USB Audio Device (and a
> > composite) but i dont see any MIDI ports.
> > It should create a MIDI IN and a MIDI OUT but it doesnt, it feels like
> > it is something with WinXP that is wrong.
> 
> The most important thing in creating a USBAudio device is to get the
> descriptors right.  You need to go over those field by field to make
> sure they are all correct.  If you want, you could post your descriptors
> here for us to double-check.
> 
> -- 
> Tim Roberts, timr@xxxxxxxxx
> Providenza & Boekelheide, Inc.

I think the descriptors that you need for USB MIDI are different for
Win9X, WinXP, and Vista, so you need to watch that, too.

Tom White
www.midi.org



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