USBLib_WaitingResult (SWI &56369)
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USBLib_WaitingResult (SWI &56369)

USBLib_WaitingResult (SWI &56369) — examines the state of a waiting structure

On Entry

R0Pointer to waiting

On Exit

R0Preserved
R1result (only valid if transaction has completed)
R2
0 - Transaction is still ongoing
1 - Transaction has completed

Use

This call is used on a waiting structure returned from a transaction to determine if the transaction has completed or not. Mostly used with USBLib_CreateReturnWait (SWI &56347) to test for completion.

Related SWIs

None

Related Information

Chapter 6, Waiting

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USBLib_CreateCallbackWait (SWI &5634B) Home 3.5. Transaction SWIs