diff options
Diffstat (limited to 'LUFA/Drivers/USB/LowLevel/Pipe.h')
| -rw-r--r-- | LUFA/Drivers/USB/LowLevel/Pipe.h | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/LUFA/Drivers/USB/LowLevel/Pipe.h b/LUFA/Drivers/USB/LowLevel/Pipe.h index fae8105ff..b6fad5146 100644 --- a/LUFA/Drivers/USB/LowLevel/Pipe.h +++ b/LUFA/Drivers/USB/LowLevel/Pipe.h @@ -257,6 +257,13 @@ */
static inline bool Pipe_IsConfigured(void);
+ /** Retrieves the endpoint number of the endpoint within the attached device that the currently selected
+ * pipe is bound to.
+ *
+ * \return Endpoint number the currently selected pipe is bound to
+ */
+ static inline uint8_t Pipe_BoundEndpointNumber(void);
+
/** Sets the period between interrupts for an INTERRUPT type pipe to a specified number of milliseconds.
*
* \param[in] Milliseconds Number of milliseconds between each pipe poll
@@ -427,6 +434,8 @@ #define Pipe_IsConfigured() ((UPSTAX & (1 << CFGOK)) ? true : false)
+ #define Pipe_BoundEndpointNumber() ((UPCFG0X >> PEPNUM0) & PIPE_EPNUM_MASK)
+
#define Pipe_SetInterruptPeriod(ms) MACROS{ UPCFG2X = ms; }MACROE
#define Pipe_GetPipeInterrupts() UPINT
@@ -764,14 +773,23 @@ bool Pipe_ConfigurePipe(const uint8_t Number, const uint8_t Type, const uint8_t Token, const uint8_t EndpointNumber,
const uint16_t Size, const uint8_t Banks);
- /** Spinloops until the currently selected non-control pipe is ready for the next packed of data
- * to be read or written to it.
+ /** Spinloops until the currently selected non-control pipe is ready for the next packed of data to be read
+ * or written to it, aborting in the case of an error condition (such as a timeout or device disconnect).
*
* \ingroup Group_PipeRW
*
* \return A value from the Pipe_WaitUntilReady_ErrorCodes_t enum.
*/
- uint8_t Pipe_WaitUntilReady(void);
+ uint8_t Pipe_WaitUntilReady(void);
+
+ /** Determines if a pipe has been bound to the given device endpoint address. If a pipe which is bound to the given
+ * endpoint is found, it is automatically selected.
+ *
+ * \param EndpointAddress Address of the endpoint within the attached device to check
+ *
+ * \return Boolean true if a pipe bound to the given endpoint address is found, false otherwise
+ */
+ bool Pipe_IsEndpointBound(uint8_t EndpointAddress);
/** Reads and discards the given number of bytes from the pipe, discarding fully read packets from the host
* as needed. The last packet is not automatically discarded once the remaining bytes has been read; the
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