ISD-200 Datasheet, PDF (56/64 Pages) List of Unclassifed Manufacturers – USB Mass Storage Class Bulk-Only Specification Compliant

ISD-200 ASIC Datasheet
103. Possible hang in ATACB functionality.
If bATACBTransferBlockCount is set to zero, PollAltStatOverride is set to one and the CBW
DataTransferLength not zero, the ATACB state machine will hang.
This should not be an issue if the bATACBTransferBlockCount is never set to zero or if there is never a
data phase(CBW DataTransferLength=0) when PollAltStatOverride is set to one.
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In-System Design Confidential