Hi Manu,

I never heard the term NEXT/FEXT before and when I Google it, it seems to
be talking about physical crosstalk. What does that have to do with the
timing issues you mention?

Just trying to understand! Thanks.

Sean


On Mon, Jan 1, 2018 at 10:26 AM, Manu Abraham <abraham.manu@gmail.com>
wrote:

>
> https://msdn.microsoft.com/en-us/library/windows/hardware/
> ff540207(v=3Dvs.85).aspx
>
> WinUSB is a User Mode Driver framework, Kernelspace drivers comply more t=
o
> timing restrictions etc etc.. So, the userspace timing dictates your bus
> timing.
> This is dictates your Near END/ Far END (NEXT/FEXT) crosstalk. IIRC
> correctly,
> I've gone through this specific problem. Olin Lathrop has had a
> suggestion for this
> issue on this ML, a long time back. This did fix the issue for me.
>
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