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@ -69,24 +69,24 @@
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/* Public Interface - May be used in end-application: */
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/* Macros: */
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/** Endpoint data direction mask for Endpoint_ConfigureEndpoint(). This indicates that the endpoint
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/** Endpoint data direction mask for \ref Endpoint_ConfigureEndpoint(). This indicates that the endpoint
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* should be initialized in the OUT direction - i.e. data flows from host to device.
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*/
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#define ENDPOINT_DIR_OUT (0 << EPDIR)
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/** Endpoint data direction mask for Endpoint_ConfigureEndpoint(). This indicates that the endpoint
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/** Endpoint data direction mask for \ref Endpoint_ConfigureEndpoint(). This indicates that the endpoint
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* should be initialized in the IN direction - i.e. data flows from device to host.
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*/
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#define ENDPOINT_DIR_IN (1 << EPDIR)
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/** Mask for the bank mode selection for the Endpoint_ConfigureEndpoint() macro. This indicates
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/** Mask for the bank mode selection for the \ref Endpoint_ConfigureEndpoint() macro. This indicates
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* that the endpoint should have one single bank, which requires less USB FIFO memory but results
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* in slower transfers as only one USB device (the AVR or the host) can access the endpoint's
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* bank at the one time.
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*/
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#define ENDPOINT_BANK_SINGLE (0 << EPBK0)
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/** Mask for the bank mode selection for the Endpoint_ConfigureEndpoint() macro. This indicates
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/** Mask for the bank mode selection for the \ref Endpoint_ConfigureEndpoint() macro. This indicates
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* that the endpoint should have two banks, which requires more USB FIFO memory but results
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* in faster transfers as one USB device (the AVR or the host) can access one bank while the other
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* accesses the second bank.
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@ -146,7 +146,7 @@
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* \note This interrupt must be enabled and cleared on *each* endpoint which requires it (after the
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* endpoint is selected), and will fire the common endpoint interrupt vector.
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*
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* \see ENDPOINT_PIPE_vect for more information on the common pipe and endpoint interrupt vector.
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* \see \ref ENDPOINT_PIPE_vect for more information on the common pipe and endpoint interrupt vector.
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*/
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#define ENDPOINT_INT_SETUP UEIENX, (1 << RXSTPE), UEINTX, (1 << RXSTPI)
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@ -160,7 +160,7 @@
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* \note This interrupt must be enabled and cleared on *each* endpoint which requires it (after the
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* endpoint is selected), and will fire the common endpoint interrupt vector.
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*
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* \see ENDPOINT_PIPE_vect for more information on the common pipe and endpoint interrupt vector.
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* \see \ref ENDPOINT_PIPE_vect for more information on the common pipe and endpoint interrupt vector.
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*/
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#define ENDPOINT_INT_IN UEIENX, (1 << TXINE) , UEINTX, (1 << TXINI)
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@ -174,7 +174,7 @@
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* \note This interrupt must be enabled and cleared on *each* endpoint which requires it (after the
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* endpoint is selected), and will fire the common endpoint interrupt vector.
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*
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* \see ENDPOINT_PIPE_vect for more information on the common pipe and endpoint interrupt vector.
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* \see \ref ENDPOINT_PIPE_vect for more information on the common pipe and endpoint interrupt vector.
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*/
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#define ENDPOINT_INT_OUT UEIENX, (1 << RXOUTE), UEINTX, (1 << RXOUTI)
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@ -200,7 +200,7 @@
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static inline uint8_t Endpoint_GetCurrentEndpoint(void);
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/** Selects the given endpoint number. If the address from the device descriptors is used, the
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* value should be masked with the ENDPOINT_EPNUM_MASK constant to extract only the endpoint
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* value should be masked with the \ref ENDPOINT_EPNUM_MASK constant to extract only the endpoint
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* number (and discarding the endpoint direction bit).
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*
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* Any endpoint operations which do not require the endpoint number to be indicated will operate on
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@ -220,8 +220,7 @@
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/** Enables the currently selected endpoint so that data can be sent and received through it to
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* and from a host.
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*
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* \note Endpoints must first be configured properly rather than just being enabled via the
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* Endpoint_ConfigureEndpoint() macro, which calls Endpoint_EnableEndpoint() automatically.
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* \note Endpoints must first be configured properly via \ref Endpoint_ConfigureEndpoint().
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*/
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static inline void Endpoint_EnableEndpoint(void);
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@ -330,7 +329,7 @@
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* way for devices to indicate invalid commands to the host so that the current transfer can be
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* aborted and the host can begin its own recovery sequence.
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*
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* The currently selected endpoint remains stalled until either the Endpoint_ClearStall() macro
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* The currently selected endpoint remains stalled until either the \ref Endpoint_ClearStall() macro
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* is called, or the host issues a CLEAR FEATURE request to the device for the currently selected
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* endpoint.
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*
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@ -415,7 +414,7 @@
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#endif
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/* Enums: */
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/** Enum for the possible error return codes of the Endpoint_WaitUntilReady function.
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/** Enum for the possible error return codes of the \ref Endpoint_WaitUntilReady() function.
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*
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* \ingroup Group_EndpointRW
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*/
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@ -430,7 +429,7 @@
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*/
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ENDPOINT_READYWAIT_Timeout = 3, /**< The host failed to accept or send the next packet
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* within the software timeout period set by the
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* USB_STREAM_TIMEOUT_MS macro.
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* \ref USB_STREAM_TIMEOUT_MS macro.
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*/
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};
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@ -449,7 +448,7 @@
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*/
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ENDPOINT_RWSTREAM_ERROR_Timeout = 2, /**< The host failed to accept or send the next packet
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* within the software timeout period set by the
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* USB_STREAM_TIMEOUT_MS macro.
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* \ref USB_STREAM_TIMEOUT_MS macro.
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*/
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ENDPOINT_RWSTREAM_ERROR_CallbackAborted = 3, /**< Indicates that the stream's callback function
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* aborted the transfer early.
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@ -703,15 +702,15 @@
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* device (i.e. endpoint 1 should be configured before endpoint 2 and so on).
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*
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* The endpoint type may be one of the EP_TYPE_* macros listed in LowLevel.h and the direction
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* may be either ENDPOINT_DIR_OUT or ENDPOINT_DIR_IN.
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* may be either \ref ENDPOINT_DIR_OUT or \ref ENDPOINT_DIR_IN.
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*
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* The bank size must indicate the maximum packet size that the endpoint can handle. Different
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* endpoint numbers can handle different maximum packet sizes - refer to the chosen USB AVR's
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* datasheet to determine the maximum bank size for each endpoint.
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*
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* The banking mode may be either ENDPOINT_BANK_SINGLE or ENDPOINT_BANK_DOUBLE.
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* The banking mode may be either \ref ENDPOINT_BANK_SINGLE or \ref ENDPOINT_BANK_DOUBLE.
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*
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* The success of this routine can be determined via the Endpoint_IsConfigured() macro.
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* The success of this routine can be determined via the \ref Endpoint_IsConfigured() macro.
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*
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* By default, the routine is entirely dynamic, and will accept both constant and variable inputs.
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* If dynamic configuration is unused, a small space savings can be made by defining the
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@ -733,18 +732,18 @@
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*
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* \ingroup Group_EndpointRW
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*
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* \return A value from the Endpoint_WaitUntilReady_ErrorCodes_t enum.
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* \return A value from the \ref Endpoint_WaitUntilReady_ErrorCodes_t enum.
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*/
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uint8_t Endpoint_WaitUntilReady(void);
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/** Reads and discards the given number of bytes from the endpoint from the given buffer,
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* discarding fully read packets from the host as needed. The last packet is not automatically
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* discarded once the remaining bytes has been read; the user is responsible for manually
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* discarding the last packet from the host via the Endpoint_ClearOUT() macro. Between
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* discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro. Between
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* each USB packet, the given stream callback function is executed repeatedly until the next
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* packet is ready, allowing for early aborts of stream transfers.
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*
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* The callback routine should be created using the STREAM_CALLBACK() macro. If the token
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* The callback routine should be created using the \ref STREAM_CALLBACK() macro. If the token
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* NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are disabled
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* and this function has the Callback parameter omitted.
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*
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@ -755,7 +754,7 @@
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* \param Length Number of bytes to send via the currently selected endpoint.
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* \param Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback
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*
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* \return A value from the Endpoint_Stream_RW_ErrorCodes_t enum.
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* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
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*/
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uint8_t Endpoint_Discard_Stream(uint16_t Length
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#if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
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@ -766,11 +765,11 @@
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/** Writes the given number of bytes to the endpoint from the given buffer in little endian,
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* sending full packets to the host as needed. The last packet filled is not automatically sent;
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* the user is responsible for manually sending the last written packet to the host via the
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* Endpoint_ClearIN() macro. Between each USB packet, the given stream callback function
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* \ref Endpoint_ClearIN() macro. Between each USB packet, the given stream callback function
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* is executed repeatedly until the endpoint is ready to accept the next packet, allowing for early
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* aborts of stream transfers.
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*
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* The callback routine should be created using the STREAM_CALLBACK() macro. If the token
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* The callback routine should be created using the \ref STREAM_CALLBACK() macro. If the token
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* NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are disabled
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* and this function has the Callback parameter omitted.
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*
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@ -782,7 +781,7 @@
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* \param Length Number of bytes to read for the currently selected endpoint into the buffer.
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* \param Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback
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*
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* \return A value from the Endpoint_Stream_RW_ErrorCodes_t enum.
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* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
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*/
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uint8_t Endpoint_Write_Stream_LE(const void* Buffer, uint16_t Length
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#if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
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@ -793,11 +792,11 @@
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/** Writes the given number of bytes to the endpoint from the given buffer in big endian,
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* sending full packets to the host as needed. The last packet filled is not automatically sent;
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* the user is responsible for manually sending the last written packet to the host via the
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* Endpoint_ClearIN() macro. Between each USB packet, the given stream callback function
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* \ref Endpoint_ClearIN() macro. Between each USB packet, the given stream callback function
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* is executed repeatedly until the endpoint is ready to accept the next packet, allowing for early
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* aborts of stream transfers.
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*
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* The callback routine should be created using the STREAM_CALLBACK() macro. If the token
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* The callback routine should be created using the \ref STREAM_CALLBACK() macro. If the token
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* NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are disabled
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* and this function has the Callback parameter omitted.
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*
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@ -809,7 +808,7 @@
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* \param Length Number of bytes to read for the currently selected endpoint into the buffer.
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* \param Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback
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*
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* \return A value from the Endpoint_Stream_RW_ErrorCodes_t enum.
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* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
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*/
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uint8_t Endpoint_Write_Stream_BE(const void* Buffer, uint16_t Length
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#if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
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@ -820,11 +819,11 @@
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/** Reads the given number of bytes from the endpoint from the given buffer in little endian,
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* discarding fully read packets from the host as needed. The last packet is not automatically
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* discarded once the remaining bytes has been read; the user is responsible for manually
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* discarding the last packet from the host via the Endpoint_ClearOUT() macro. Between
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* discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro. Between
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* each USB packet, the given stream callback function is executed repeatedly until the endpoint
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* is ready to accept the next packet, allowing for early aborts of stream transfers.
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*
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* The callback routine should be created using the STREAM_CALLBACK() macro. If the token
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* The callback routine should be created using the \ref STREAM_CALLBACK() macro. If the token
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* NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are disabled
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* and this function has the Callback parameter omitted.
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*
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@ -836,7 +835,7 @@
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* \param Length Number of bytes to send via the currently selected endpoint.
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* \param Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback
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*
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* \return A value from the Endpoint_Stream_RW_ErrorCodes_t enum.
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* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
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*/
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uint8_t Endpoint_Read_Stream_LE(void* Buffer, uint16_t Length
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|
#if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
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@ -847,11 +846,11 @@
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/** Reads the given number of bytes from the endpoint from the given buffer in big endian,
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* discarding fully read packets from the host as needed. The last packet is not automatically
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* discarded once the remaining bytes has been read; the user is responsible for manually
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* discarding the last packet from the host via the Endpoint_ClearOUT() macro. Between
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* discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro. Between
|
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|
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* each USB packet, the given stream callback function is executed repeatedly until the endpoint
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* is ready to accept the next packet, allowing for early aborts of stream transfers.
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*
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* The callback routine should be created using the STREAM_CALLBACK() macro. If the token
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* The callback routine should be created using the \ref STREAM_CALLBACK() macro. If the token
|
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|
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* NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are disabled
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* and this function has the Callback parameter omitted.
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*
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@ -863,7 +862,7 @@
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* \param Length Number of bytes to send via the currently selected endpoint.
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* \param Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback
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*
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* \return A value from the Endpoint_Stream_RW_ErrorCodes_t enum.
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* \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
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*/
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|
uint8_t Endpoint_Read_Stream_BE(void* Buffer, uint16_t Length
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|
|
#if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
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@ -874,7 +873,7 @@
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/** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in little endian,
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* sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
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* in both failure and success states; the user is responsible for manually clearing the setup OUT to
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* finalize the transfer via the Endpoint_ClearOUT() macro.
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|
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* finalize the transfer via the \ref Endpoint_ClearOUT() macro.
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*
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|
* \note This routine should only be used on CONTROL type endpoints.
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*
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|
@ -886,14 +885,14 @@
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* \param Buffer Pointer to the source data buffer to read from.
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* \param Length Number of bytes to read for the currently selected endpoint into the buffer.
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*
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|
* \return A value from the Endpoint_ControlStream_RW_ErrorCodes_t enum.
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* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
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*/
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uint8_t Endpoint_Write_Control_Stream_LE(const void* Buffer, uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
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/** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in big endian,
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* sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
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* in both failure and success states; the user is responsible for manually clearing the setup OUT to
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* finalize the transfer via the Endpoint_ClearOUT() macro.
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* finalize the transfer via the \ref Endpoint_ClearOUT() macro.
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*
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* \note This routine should only be used on CONTROL type endpoints.
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*
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@ -905,14 +904,14 @@
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* \param Buffer Pointer to the source data buffer to read from.
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* \param Length Number of bytes to read for the currently selected endpoint into the buffer.
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*
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* \return A value from the Endpoint_ControlStream_RW_ErrorCodes_t enum.
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* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
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*/
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uint8_t Endpoint_Write_Control_Stream_BE(const void* Buffer, uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
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/** Reads the given number of bytes from the CONTROL endpoint from the given buffer in little endian,
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* discarding fully read packets from the host as needed. The device IN acknowledgement is not
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* automatically sent after success or failure states; the user is responsible for manually sending the
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* setup IN to finalize the transfer via the Endpoint_ClearIN() macro.
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* setup IN to finalize the transfer via the \ref Endpoint_ClearIN() macro.
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*
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* \note This routine should only be used on CONTROL type endpoints.
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*
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@ -924,14 +923,14 @@
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* \param Buffer Pointer to the destination data buffer to write to.
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* \param Length Number of bytes to send via the currently selected endpoint.
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*
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* \return A value from the Endpoint_ControlStream_RW_ErrorCodes_t enum.
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* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
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*/
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uint8_t Endpoint_Read_Control_Stream_LE(void* Buffer, uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
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/** Reads the given number of bytes from the CONTROL endpoint from the given buffer in big endian,
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* discarding fully read packets from the host as needed. The device IN acknowledgement is not
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* automatically sent after success or failure states; the user is responsible for manually sending the
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* setup IN to finalize the transfer via the Endpoint_ClearIN() macro.
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* setup IN to finalize the transfer via the \ref Endpoint_ClearIN() macro.
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*
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* \note This routine should only be used on CONTROL type endpoints.
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*
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@ -943,7 +942,7 @@
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* \param Buffer Pointer to the destination data buffer to write to.
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* \param Length Number of bytes to send via the currently selected endpoint.
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*
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* \return A value from the Endpoint_ControlStream_RW_ErrorCodes_t enum.
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* \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
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*/
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uint8_t Endpoint_Read_Control_Stream_BE(void* Buffer, uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
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Dean Camera
16 years ago