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@ -183,7 +183,7 @@
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#if (!defined(FIXED_CONTROL_ENDPOINT_SIZE) || defined(__DOXYGEN__))
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#if (!defined(FIXED_CONTROL_ENDPOINT_SIZE) || defined(__DOXYGEN__))
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/** Default size of the default control endpoint's bank, until altered by the control endpoint bank size
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/** Default size of the default control endpoint's bank, until altered by the control endpoint bank size
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* value in the device descriptor. Not available if the FIXED_CONTROL_ENDPOINT_SIZE token is defined.
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* value in the device descriptor. Not available if the \c FIXED_CONTROL_ENDPOINT_SIZE token is defined.
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*/
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*/
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#define ENDPOINT_CONTROLEP_DEFAULT_SIZE 8
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#define ENDPOINT_CONTROLEP_DEFAULT_SIZE 8
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#endif
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#endif
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@ -194,7 +194,7 @@
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#define ENDPOINT_EPNUM_MASK 0x07
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#define ENDPOINT_EPNUM_MASK 0x07
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/** Endpoint direction mask, for masking against endpoint addresses to retrieve the endpoint's
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/** Endpoint direction mask, for masking against endpoint addresses to retrieve the endpoint's
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* direction for comparing with the ENDPOINT_DESCRIPTOR_DIR_* masks.
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* direction for comparing with the \c ENDPOINT_DESCRIPTOR_DIR_* masks.
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*/
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*/
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#define ENDPOINT_EPDIR_MASK 0x80
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#define ENDPOINT_EPDIR_MASK 0x80
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@ -205,13 +205,13 @@
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/** Maximum size in bytes of a given endpoint.
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/** Maximum size in bytes of a given endpoint.
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*
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*
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* \param[in] EPIndex Endpoint number, a value between 0 and (ENDPOINT_TOTAL_ENDPOINTS - 1)
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* \param[in] EPIndex Endpoint number, a value between 0 and (\ref ENDPOINT_TOTAL_ENDPOINTS - 1)
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*/
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*/
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#define ENDPOINT_MAX_SIZE(EPIndex) _ENDPOINT_GET_MAXSIZE(EPIndex)
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#define ENDPOINT_MAX_SIZE(EPIndex) _ENDPOINT_GET_MAXSIZE(EPIndex)
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/** Indicates the total number of banks supported by the given endpoint.
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/** Indicates the total number of banks supported by the given endpoint.
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*
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*
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* \param[in] EPIndex Endpoint number, a value between 0 and (ENDPOINT_TOTAL_ENDPOINTS - 1)
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* \param[in] EPIndex Endpoint number, a value between 0 and (\ref ENDPOINT_TOTAL_ENDPOINTS - 1)
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*/
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*/
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#define ENDPOINT_BANKS_SUPPORTED(EPIndex) _ENDPOINT_GET_BANKS(EPIndex)
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#define ENDPOINT_BANKS_SUPPORTED(EPIndex) _ENDPOINT_GET_BANKS(EPIndex)
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@ -257,7 +257,7 @@
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* \param[in] Number Endpoint number to configure. This must be more than 0 and less than
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* \param[in] Number Endpoint number to configure. This must be more than 0 and less than
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* \ref ENDPOINT_TOTAL_ENDPOINTS.
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* \ref ENDPOINT_TOTAL_ENDPOINTS.
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*
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*
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* \param[in] Type Type of endpoint to configure, a EP_TYPE_* mask. Not all endpoint types
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* \param[in] Type Type of endpoint to configure, a \c EP_TYPE_* mask. Not all endpoint types
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* are available on Low Speed USB devices - refer to the USB 2.0 specification.
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* are available on Low Speed USB devices - refer to the USB 2.0 specification.
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*
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*
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* \param[in] Direction Endpoint data direction, either \ref ENDPOINT_DIR_OUT or \ref ENDPOINT_DIR_IN.
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* \param[in] Direction Endpoint data direction, either \ref ENDPOINT_DIR_OUT or \ref ENDPOINT_DIR_IN.
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@ -269,12 +269,12 @@
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* the endpoint's data direction). The bank size must indicate the maximum packet size
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* the endpoint's data direction). The bank size must indicate the maximum packet size
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* that the endpoint can handle.
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* that the endpoint can handle.
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*
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*
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* \param[in] Banks Number of banks to use for the endpoint being configured, an ENDPOINT_BANK_* mask.
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* \param[in] Banks Number of banks to use for the endpoint being configured, an \c ENDPOINT_BANK_* mask.
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* More banks uses more USB DPRAM, but offers better performance. Isochronous type
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* More banks uses more USB DPRAM, but offers better performance. Isochronous type
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* endpoints <b>must</b> have at least two banks.
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* endpoints <b>must</b> have at least two banks.
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*
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*
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* \note When the ORDERED_EP_CONFIG compile time option is used, Endpoints <b>must</b> be configured in ascending
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* \note When the \c ORDERED_EP_CONFIG compile time option is used, Endpoints <b>must</b> be configured in
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* order, or bank corruption will occur.
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* ascending order, or bank corruption will occur.
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* \n\n
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* \n\n
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*
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*
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* \note Certain models of USB AVR's endpoints may have different maximum packet sizes based on the endpoint's
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* \note Certain models of USB AVR's endpoints may have different maximum packet sizes based on the endpoint's
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@ -288,7 +288,7 @@
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* \note This routine will automatically select the specified endpoint upon success. Upon failure, the endpoint
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* \note This routine will automatically select the specified endpoint upon success. Upon failure, the endpoint
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* which failed to reconfigure correctly will be selected.
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* which failed to reconfigure correctly will be selected.
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*
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*
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* \return Boolean true if the configuration succeeded, false otherwise.
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* \return Boolean \c true if the configuration succeeded, \c false otherwise.
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*/
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*/
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static inline bool Endpoint_ConfigureEndpoint(const uint8_t Number,
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static inline bool Endpoint_ConfigureEndpoint(const uint8_t Number,
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const uint8_t Type,
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const uint8_t Type,
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@ -360,7 +360,7 @@
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}
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}
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/** Resets the endpoint bank FIFO. This clears all the endpoint banks and resets the USB controller's
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/** Resets the endpoint bank FIFO. This clears all the endpoint banks and resets the USB controller's
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* In and Out pointers to the bank's contents.
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* data In and Out pointers to the bank's contents.
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*
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*
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* \param[in] EndpointNumber Endpoint number whose FIFO buffers are to be reset.
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* \param[in] EndpointNumber Endpoint number whose FIFO buffers are to be reset.
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*/
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*/
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@ -393,7 +393,7 @@
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/** Determines if the currently selected endpoint is enabled, but not necessarily configured.
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/** Determines if the currently selected endpoint is enabled, but not necessarily configured.
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*
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*
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* \return Boolean True if the currently selected endpoint is enabled, false otherwise.
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* \return Boolean \c true if the currently selected endpoint is enabled, \c false otherwise.
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*/
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*/
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static inline bool Endpoint_IsEnabled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsEnabled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsEnabled(void)
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static inline bool Endpoint_IsEnabled(void)
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@ -438,7 +438,8 @@
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*
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*
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* \ingroup Group_EndpointPacketManagement
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* \ingroup Group_EndpointPacketManagement
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*
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*
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* \return Boolean true if the currently selected endpoint may be read from or written to, depending on its direction.
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* \return Boolean \c true if the currently selected endpoint may be read from or written to, depending
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* on its direction.
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*/
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*/
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static inline bool Endpoint_IsReadWriteAllowed(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsReadWriteAllowed(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsReadWriteAllowed(void)
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static inline bool Endpoint_IsReadWriteAllowed(void)
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@ -448,7 +449,7 @@
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/** Determines if the currently selected endpoint is configured.
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/** Determines if the currently selected endpoint is configured.
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*
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*
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* \return Boolean true if the currently selected endpoint has been configured, false otherwise.
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* \return Boolean \c true if the currently selected endpoint has been configured, \c false otherwise.
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*/
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*/
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static inline bool Endpoint_IsConfigured(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsConfigured(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsConfigured(void)
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static inline bool Endpoint_IsConfigured(void)
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@ -458,7 +459,7 @@
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/** Returns a mask indicating which INTERRUPT type endpoints have interrupted - i.e. their
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/** Returns a mask indicating which INTERRUPT type endpoints have interrupted - i.e. their
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* interrupt duration has elapsed. Which endpoints have interrupted can be determined by
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* interrupt duration has elapsed. Which endpoints have interrupted can be determined by
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* masking the return value against (1 << {Endpoint Number}).
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* masking the return value against <tt>(1 << <i>{Endpoint Number}</i>)</tt>.
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*
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*
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* \return Mask whose bits indicate which endpoints have interrupted.
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* \return Mask whose bits indicate which endpoints have interrupted.
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*/
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*/
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@ -473,7 +474,7 @@
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*
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*
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* \param[in] EndpointNumber Index of the endpoint whose interrupt flag should be tested.
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* \param[in] EndpointNumber Index of the endpoint whose interrupt flag should be tested.
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*
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*
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* \return Boolean true if the specified endpoint has interrupted, false otherwise.
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* \return Boolean \c true if the specified endpoint has interrupted, \c false otherwise.
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*/
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*/
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static inline bool Endpoint_HasEndpointInterrupted(const uint8_t EndpointNumber) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_HasEndpointInterrupted(const uint8_t EndpointNumber) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_HasEndpointInterrupted(const uint8_t EndpointNumber)
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static inline bool Endpoint_HasEndpointInterrupted(const uint8_t EndpointNumber)
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@ -485,7 +486,7 @@
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*
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*
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* \ingroup Group_EndpointPacketManagement
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* \ingroup Group_EndpointPacketManagement
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*
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*
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* \return Boolean true if the current endpoint is ready for an IN packet, false otherwise.
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* \return Boolean \c true if the current endpoint is ready for an IN packet, \c false otherwise.
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*/
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*/
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static inline bool Endpoint_IsINReady(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsINReady(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsINReady(void)
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static inline bool Endpoint_IsINReady(void)
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@ -497,7 +498,7 @@
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*
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*
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* \ingroup Group_EndpointPacketManagement
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* \ingroup Group_EndpointPacketManagement
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*
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*
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* \return Boolean true if current endpoint is has received an OUT packet, false otherwise.
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* \return Boolean \c true if current endpoint is has received an OUT packet, \c false otherwise.
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*/
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*/
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static inline bool Endpoint_IsOUTReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsOUTReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsOUTReceived(void)
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static inline bool Endpoint_IsOUTReceived(void)
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@ -509,7 +510,7 @@
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*
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*
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* \ingroup Group_EndpointPacketManagement
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* \ingroup Group_EndpointPacketManagement
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*
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*
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* \return Boolean true if the selected endpoint has received a SETUP packet, false otherwise.
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* \return Boolean \c true if the selected endpoint has received a SETUP packet, \c false otherwise.
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*/
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*/
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static inline bool Endpoint_IsSETUPReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsSETUPReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsSETUPReceived(void)
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static inline bool Endpoint_IsSETUPReceived(void)
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@ -591,7 +592,7 @@
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*
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*
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* \ingroup Group_EndpointPacketManagement
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* \ingroup Group_EndpointPacketManagement
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*
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*
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* \return Boolean true if the currently selected endpoint is stalled, false otherwise.
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* \return Boolean \c true if the currently selected endpoint is stalled, \c false otherwise.
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*/
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*/
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static inline bool Endpoint_IsStalled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsStalled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline bool Endpoint_IsStalled(void)
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static inline bool Endpoint_IsStalled(void)
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@ -608,7 +609,7 @@
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/** Determines the currently selected endpoint's direction.
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/** Determines the currently selected endpoint's direction.
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*
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*
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* \return The currently selected endpoint's direction, as a ENDPOINT_DIR_* mask.
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* \return The currently selected endpoint's direction, as a \c ENDPOINT_DIR_* mask.
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*/
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*/
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static inline uint8_t Endpoint_GetEndpointDirection(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline uint8_t Endpoint_GetEndpointDirection(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
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static inline uint8_t Endpoint_GetEndpointDirection(void)
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static inline uint8_t Endpoint_GetEndpointDirection(void)
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@ -618,7 +619,7 @@
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/** Sets the direction of the currently selected endpoint.
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/** Sets the direction of the currently selected endpoint.
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*
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*
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* \param[in] DirectionMask New endpoint direction, as a ENDPOINT_DIR_* mask.
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* \param[in] DirectionMask New endpoint direction, as a \c ENDPOINT_DIR_* mask.
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*/
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*/
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static inline void Endpoint_SetEndpointDirection(const uint8_t DirectionMask) ATTR_ALWAYS_INLINE;
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static inline void Endpoint_SetEndpointDirection(const uint8_t DirectionMask) ATTR_ALWAYS_INLINE;
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static inline void Endpoint_SetEndpointDirection(const uint8_t DirectionMask)
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static inline void Endpoint_SetEndpointDirection(const uint8_t DirectionMask)
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@ -848,12 +849,12 @@
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* project once the USB interface is initialized into device mode.
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* project once the USB interface is initialized into device mode.
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*
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*
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* If space is an issue, it is possible to fix this to a static value by defining the control
|
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* If space is an issue, it is possible to fix this to a static value by defining the control
|
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* endpoint size in the FIXED_CONTROL_ENDPOINT_SIZE token passed to the compiler in the makefile
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* endpoint size in the \c FIXED_CONTROL_ENDPOINT_SIZE token passed to the compiler in the makefile
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|
* via the -D switch. When a fixed control endpoint size is used, the size is no longer dynamically
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* via the -D switch. When a fixed control endpoint size is used, the size is no longer dynamically
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* read from the descriptors at runtime and instead fixed to the given value. When used, it is
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* read from the descriptors at runtime and instead fixed to the given value. When used, it is
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* important that the descriptor control endpoint size value matches the size given as the
|
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* important that the descriptor control endpoint size value matches the size given as the
|
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|
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* FIXED_CONTROL_ENDPOINT_SIZE token - it is recommended that the FIXED_CONTROL_ENDPOINT_SIZE token
|
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|
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* \c FIXED_CONTROL_ENDPOINT_SIZE token - it is recommended that the \c FIXED_CONTROL_ENDPOINT_SIZE token
|
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|
|
* be used in the descriptors to ensure this.
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|
|
* be used in the device descriptors to ensure this.
|
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|
*
|
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|
|
*
|
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|
* \note This variable should be treated as read-only in the user application, and never manually
|
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|
* \note This variable should be treated as read-only in the user application, and never manually
|
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|
* changed in value.
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* changed in value.
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Dean Camera
14 years ago