diff options
Diffstat (limited to 'LUFA/Drivers/USB/LowLevel')
| -rw-r--r-- | LUFA/Drivers/USB/LowLevel/Pipe.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/LUFA/Drivers/USB/LowLevel/Pipe.h b/LUFA/Drivers/USB/LowLevel/Pipe.h index f3da9d1ce..62cbe65a2 100644 --- a/LUFA/Drivers/USB/LowLevel/Pipe.h +++ b/LUFA/Drivers/USB/LowLevel/Pipe.h @@ -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)
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