[wdmaudiodev] Re: USBAudio Driver Fails to Start In Vista
- From: Tim Roberts <timr@xxxxxxxxx>
- To: wdmaudiodev@xxxxxxxxxxxxx
- Date: Fri, 24 Mar 2006 13:27:17 -0800
Al Clark wrote:
> At 01:33 PM 3/24/2006, you wrote:
>
>> Al Clark wrote:
>>
>> > My understanding is that Iso transfers are not supported at high speed
>> > in Windows.
>>
>>
>> That's not true at all. I've worked on several high-speed iso
>> products. In fact, I have here in front of me a high-bandwidth camera
>> (3 x 1024-byte transfers per microframe) that works perfectly well in
>> XP.
>
>
> OK, How about the audio class devices?
All I know is what Hakon said -- a high-speed device will work, as long
as it is USB Audio Class 1.0, and the iso interval is at least 8, so
that you don't transfer more than one packet per frame. I have not
tried this.
--
Tim Roberts, timr@xxxxxxxxx
Providenza & Boekelheide, Inc.
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