USBLib_AllocURB (SWI &56340)
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## Name

USBLib_AllocURB (SWI &56340) — Creates a URB

## On Entry

R0 | pipe
R1 | max data size
R2 | optional pointer to external storage, or zero

## On Exit

R0-R2 | Preserved
R3 | URB handle

## Use

## Related SWIs

USBLib_FreeURB (SWI &56340)

## Related Information

Chapter 6

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