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Added new Pipe_GetBusyBanks(), Endpoint_GetBusyBanks() and Endpoint_AbortPendingIN() functions.

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Dean Camera 2010-10-29 06:22:03 +00:00
parent b8dfa976ce
commit cd57e855f6
3 changed files with 43 additions and 0 deletions
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13
LUFA/Drivers/USB/LowLevel/Pipe.h
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@ -452,6 +452,19 @@
PIPE_ERRORFLAG_DATATGL)) |
(UPSTAX & (PIPE_ERRORFLAG_OVERFLOW | PIPE_ERRORFLAG_UNDERFLOW)));
}
/** Retrieves the number of busy banks in the currently selected pipe, which have been queued for
* transmission via the \ref Pipe_ClearOUT() command, or are awaiting acknowledgement via the
* \ref Pipe_ClearIN() command.
*
* \ingroup Group_PipePacketManagement
*
* \return Total number of busy banks in the selected pipe.
*/
static inline uint8_t Pipe_GetBusyBanks(void)
{
return (UPSTAX & (0x03 << NBUSYBK));
}
/** Determines if the currently selected pipe may be read from (if data is waiting in the pipe
* bank and the pipe is an IN direction, or if the bank is not yet full if the pipe is an OUT