Re: Setting USB device latency timer?

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>> >> What function does the USB Interrupt Threshold Control
>> >> value have?
>> >
>> > See the EHCI spec.  Basically, it affects how long the
>> > hardware waits before reporting interrupts.  Longer waits
>> > mean slower response times and worse throughput. Leave it
>> > alone.
>>
>> Can the value be read?
>
> Yes.

Can you tell me how to read it?

- Grant
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