Why bulk in IN EP sends NAK upon transfer request?

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Anonymous
Not applicable

What could be the reasons that cause a 16kB burst  bulk IN endpoint to NAK the request:

   

BulkInEndPt.XferData(buffer, 16kB)

   

I have 2 threads with four 16kB buffers each.

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2 Replies
Anonymous
Not applicable

Hi,

   

The have the buffers been committed by the DMA Channel (in case if it is manual channel)?

   

Regards,

   

-Madhu Sudhan

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Anonymous
Not applicable

Yes, it NAKs after the buffers have been commited

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