#endif
/* Macros: */
- /** Audio class descriptor subtype value for a Audio class specific MIDI input jack descriptor. */
+ /** Audio class descriptor subtype value for a Audio class-specific MIDI input jack descriptor. */
#define DSUBTYPE_InputJack 0x02
- /** Audio class descriptor subtype value for a Audio class specific MIDI output jack descriptor. */
+ /** Audio class descriptor subtype value for a Audio class-specific MIDI output jack descriptor. */
#define DSUBTYPE_OutputJack 0x03
/** Audio class descriptor jack type value for an embedded (logical) MIDI input or output jack. */
/** Convenience macro. MIDI channels are numbered from 1-10 (natural numbers) however the logical channel
* addresses are zero-indexed. This converts a natural MIDI channel number into the logical channel address.
*
- * \param[in] channel MIDI channel number to address
+ * \param[in] channel MIDI channel number to address.
*/
#define MIDI_CHANNEL(channel) ((channel) - 1)
/* Type Defines: */
- /** \brief MIDI Class Specific Streaming Interface Descriptor.
+ /** \brief MIDI class-specific Streaming Interface Descriptor.
*
- * Type define for an Audio class specific MIDI streaming interface descriptor. This indicates to the host
- * how MIDI the specification compliance of the device and the total length of the Audio class specific descriptors.
+ * Type define for an Audio class-specific MIDI streaming interface descriptor. This indicates to the host
+ * how MIDI the specification compliance of the device and the total length of the Audio class-specific descriptors.
* See the USB Audio specification for more details.
*/
typedef struct
{
- USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length */
- uint8_t Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
+ USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length. */
+ uint8_t Subtype; /**< Sub type value used to distinguish between audio class-specific descriptors. */
- uint16_t AudioSpecification; /**< Binary coded decimal value, indicating the supported Audio Class specification version */
- uint16_t TotalLength; /**< Total length of the Audio class specific descriptors, including this descriptor */
+ uint16_t AudioSpecification; /**< Binary coded decimal value, indicating the supported Audio Class
+ * specification version.
+ */
+ uint16_t TotalLength; /**< Total length of the Audio class-specific descriptors, including this descriptor. */
} USB_MIDI_AudioInterface_AS_t;
- /** \brief MIDI Class Specific Input Jack Descriptor.
+ /** \brief MIDI class-specific Input Jack Descriptor.
*
- * Type define for an Audio class specific MIDI IN jack. This gives information to the host on a MIDI input, either
+ * Type define for an Audio class-specific MIDI IN jack. This gives information to the host on a MIDI input, either
* a physical input jack, or a logical jack (receiving input data internally, or from the host via an endpoint).
*/
typedef struct
{
- USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length */
- uint8_t Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
+ USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length. */
+ uint8_t Subtype; /**< Sub type value used to distinguish between audio class-specific descriptors. */
- uint8_t JackType; /**< Type of jack, one of the JACKTYPE_* mask values */
- uint8_t JackID; /**< ID value of this jack - must be a unique value within the device */
+ uint8_t JackType; /**< Type of jack, one of the JACKTYPE_* mask values. */
+ uint8_t JackID; /**< ID value of this jack - must be a unique value within the device. */
- uint8_t JackStrIndex; /**< Index of a string descriptor describing this descriptor within the device */
+ uint8_t JackStrIndex; /**< Index of a string descriptor describing this descriptor within the device. */
} USB_MIDI_In_Jack_t;
- /** \brief MIDI Class Specific Output Jack Descriptor.
+ /** \brief MIDI class-specific Output Jack Descriptor.
*
- * Type define for an Audio class specific MIDI OUT jack. This gives information to the host on a MIDI output, either
+ * Type define for an Audio class-specific MIDI OUT jack. This gives information to the host on a MIDI output, either
* a physical output jack, or a logical jack (sending output data internally, or to the host via an endpoint).
*/
typedef struct
{
- USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length */
- uint8_t Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
+ USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length. */
+ uint8_t Subtype; /**< Sub type value used to distinguish between audio class-specific descriptors. */
- uint8_t JackType; /**< Type of jack, one of the JACKTYPE_* mask values */
- uint8_t JackID; /**< ID value of this jack - must be a unique value within the device */
+ uint8_t JackType; /**< Type of jack, one of the JACKTYPE_* mask values. */
+ uint8_t JackID; /**< ID value of this jack - must be a unique value within the device. */
- uint8_t NumberOfPins; /**< Number of output channels within the jack, either physical or logical */
- uint8_t SourceJackID[1]; /**< ID of each output pin's source data jack */
- uint8_t SourcePinID[1]; /**< Pin number in the input jack of each output pin's source data */
+ uint8_t NumberOfPins; /**< Number of output channels within the jack, either physical or logical. */
+ uint8_t SourceJackID[1]; /**< ID of each output pin's source data jack. */
+ uint8_t SourcePinID[1]; /**< Pin number in the input jack of each output pin's source data. */
- uint8_t JackStrIndex; /**< Index of a string descriptor describing this descriptor within the device */
+ uint8_t JackStrIndex; /**< Index of a string descriptor describing this descriptor within the device. */
} USB_MIDI_Out_Jack_t;
- /** \brief Audio Class Specific Jack Endpoint Descriptor.
+ /** \brief Audio class-specific Jack Endpoint Descriptor.
*
- * Type define for an Audio class specific extended MIDI jack endpoint descriptor. This contains extra information
+ * Type define for an Audio class-specific extended MIDI jack endpoint descriptor. This contains extra information
* on the usage of MIDI endpoints used to stream MIDI events in and out of the USB Audio device, and follows an Audio
- * class specific extended MIDI endpoint descriptor. See the USB Audio specification for more details.
+ * class-specific extended MIDI endpoint descriptor. See the USB Audio specification for more details.
*/
typedef struct
{
- USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length */
- uint8_t Subtype; /**< Sub type value used to distinguish between audio class specific descriptors */
+ USB_Descriptor_Header_t Header; /**< Regular descriptor header containing the descriptor's type and length. */
+ uint8_t Subtype; /**< Sub type value used to distinguish between audio class-specific descriptors. */
- uint8_t TotalEmbeddedJacks; /**< Total number of jacks inside this endpoint */
- uint8_t AssociatedJackID[1]; /**< IDs of each jack inside the endpoint */
+ uint8_t TotalEmbeddedJacks; /**< Total number of jacks inside this endpoint. */
+ uint8_t AssociatedJackID[1]; /**< IDs of each jack inside the endpoint. */
} USB_MIDI_Jack_Endpoint_t;
/** \brief MIDI Class Driver Event Packet.
*/
typedef struct
{
- unsigned char Command : 4; /**< Upper nibble of the MIDI command being sent or received in the event packet */
- unsigned char CableNumber : 4; /**< Virtual cable number of the event being sent or received in the given MIDI interface */
+ unsigned char Command : 4; /**< Upper nibble of the MIDI command being sent or received in the event packet. */
+ unsigned char CableNumber : 4; /**< Virtual cable number of the event being sent or received in the given MIDI interface. */
- uint8_t Data1; /**< First byte of data in the MIDI event */
- uint8_t Data2; /**< Second byte of data in the MIDI event */
- uint8_t Data3; /**< Third byte of data in the MIDI event */
+ uint8_t Data1; /**< First byte of data in the MIDI event. */
+ uint8_t Data2; /**< Second byte of data in the MIDI event. */
+ uint8_t Data3; /**< Third byte of data in the MIDI event. */
} MIDI_EventPacket_t;
/* Disable C linkage for C++ Compilers: */
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