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Pipe_GetErrorFlags() now returns additional error flags for overflow and underflow errors.

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Change MIDI demos to use real MIDI command values, and shift for the USB wrapper, rather than shift for the MIDI bytes. This is a little confusing for the MIDI USB wrapper, but allows for the use of real standardized MIDI command values.
This commit is contained in:
Dean Camera 2009-06-16 07:17:22 +00:00
parent 39d07c3da0
commit dcf303762a
7 changed files with 23 additions and 13 deletions
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11
LUFA/Drivers/USB/LowLevel/Pipe.h
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@ -77,6 +77,12 @@
/* Public Interface - May be used in end-application: */
/* Macros: */
/** Mask for \ref Pipe_GetErrorFlags(), indicating that an overflow error occurred in the pipe on the received data. */
#define PIPE_ERRORFLAG_OVERFLOW (1 << 6)
/** Mask for \ref Pipe_GetErrorFlags(), indicating that an underflow error occurred in the pipe on the received data. */
#define PIPE_ERRORFLAG_UNDERFLOW (1 << 5)
/** Mask for \ref Pipe_GetErrorFlags(), indicating that a CRC error occurred in the pipe on the received data. */
#define PIPE_ERRORFLAG_CRC16 (1 << 4)
@ -426,7 +432,10 @@
#define Pipe_ClearErrorFlags() MACROS{ UPERRX = 0; }MACROE
#define Pipe_GetErrorFlags() UPERRX
#define Pipe_GetErrorFlags() ((UPERRX & (PIPE_ERRORFLAG_CRC16 | PIPE_ERRORFLAG_TIMEOUT | \
PIPE_ERRORFLAG_PID | PIPE_ERRORFLAG_DATAPID | \
PIPE_ERRORFLAG_DATATGL)) | \
(UPSTAX & PIPE_ERRORFLAG_OVERFLOW | PIPE_ERRORFLAG_UNDERFLOW))
#define Pipe_IsReadWriteAllowed() ((UPINTX & (1 << RWAL)) ? true : false)