midi usb设备描述符

__ALIGN_BEGIN static uint8_t CUSTOM_HID_ReportDesc_FS[USBD_CUSTOM_HID_REPORT_DESC_SIZE] __ALIGN_END =
{
  /* USER CODE BEGIN 0 */
  0x05, 0x01,                    // USAGE_PAGE (Generic Desktop)
  0x09, 0x00,                    // USAGE (Undefined)
  0xa1, 0x01,                    // COLLECTION (Application)
  0x09, 0x00,                    //   USAGE (Undefined)
  0x15, 0x00,                    //   LOGICAL_MINIMUM (0)
  0x26, 0xff, 0x00,              //   LOGICAL_MAXIMUM (255)
  0x95, 0x40,                    //   REPORT_COUNT (64)
  0x75, 0x08,                    //   REPORT_SIZE (8)
  0x81, 0x02,                    //   INPUT (Data,Var,Abs)
  0x09, 0x00,                    //   USAGE (Undefined)
  0x15, 0x00,                    //   LOGICAL_MINIMUM (0)
  0x26, 0xff, 0x00,              //   LOGICAL_MAXIMUM (255)
  0x95, 0x40,                    //   REPORT_COUNT (64)
  0x75, 0x08,                    //   REPORT_SIZE (8)
  0x91, 0x02,                    //   OUTPUT (Data,Var,Abs)
  /* USER CODE END 0 */
  0xC0    /*     END_COLLECTION              */
};


/* USB CUSTOM_HID device FS Configuration Descriptor */
__ALIGN_BEGIN static uint8_t USBD_CUSTOM_HID_CfgFSDesc[USB_CUSTOM_HID_CONFIG_DESC_SIZ] __ALIGN_END =
{
        0x09, /* bLength: Configuration Descriptor size */
        USB_DESC_TYPE_CONFIGURATION, /* bDescriptorType: Configuration */
        USB_CUSTOM_HID_CONFIG_DESC_SIZ,
        /* wTotalLength: Bytes returned */
        0x00,
        0x02,//1         /*bNumInterfaces: 2 interface*/
        0x01,         /*bConfigurationValue: Configuration value*/
        0x00,         /*iConfiguration: Index of string descriptor describing
        the configuration*/
        0xC0,         /*bmAttributes: bus powered */
        0x32,         /*MaxPower 100 mA: this current is used for detecting Vbus*/

        /******************* Standard AC Interface Descriptor *********************/
        /* 09 */
        0x09,         /*bLength: Interface Descriptor size*/
        USB_DESC_TYPE_INTERFACE, /*bDescriptorType: Interface descriptor type*/
        0x00,         /*bInterfaceNumber: Number of Interface*/
        0x00,         /*bAlternateSetting: Alternate setting*/
        0x00,         /*bNumEndpoints*/
        0x01,         /*bInterfaceClass: Audio*/
        0x01,         /*bInterfaceSubClass : Audio Control*/
        0,            /*nInterfaceProtocol*/
        0,            /*iInterface: Index of string descriptor*/

         

        /**************** Class-specific AC Interface Descriptor ******************/
        /* 18 */
        0x09,         /*bLength: Interface Descriptor size*/
        0x24,         /*bDescriptorType: Class-specific interface descriptor type*/
        0x01,         /*bDescriptorSubType: Header*/
        0x00,         /*bcdADC: Revision of class specification - 1.0*/
        0x01,
        0x09,         /*wTotalLength: Total size of class specific discriptor*/
        0x00,
        0x01,         /*bInCollection: Number of streaming interfaces*/
        0x01,         /*baInterfaceNr : MIDIStreaming interface 1 belongs to

                                                                        this AudioControl interface*/

        
        /******************* Standard MS Interface Descriptor *********************/

        /* 27 */
        0x09,         /*bLength: Interface Descriptor size*/
        USB_DESC_TYPE_INTERFACE, /*bDescriptorType: Interface descriptor type*/
        0x01,         /*bInterfaceNumber: Number of Interface*/
        0x00,         /*bAlternateSetting: Alternate setting*/
        0x02,         /*bNumEndpoints*/
        0x01,         /*bInterfaceClass: Audio*/
        0x03,         /*bInterfaceSubClass : MIDI Streaming*/
        0,            /*nInterfaceProtocol*/
        0,            /*iInterface: Index of string descriptor*/

        /**************** Class-specific MS Interface Descriptor ******************/

        /* 36 */
        0x07,         /*bLength: Interface Descriptor size*/
        0x24,         /*bDescriptorType: Class-specific interface descriptor type*/
        0x01,         /*bDescriptorSubType: MS Header*/
        0x00,         /*bcdADC: Revision of class specification*/
        0x01,
        0x41,         /*wTotalLength: Total size of class specific discriptor*/
        0x00,

        /******************* MIDI IN Jack Descriptor (Embedded) *******************/

        /* 43 */
        0x06,         /*bLength: Size of this descriptor*/
        0x24,         /*bDescriptorType: Class-specific interface descriptor type*/
        0x02,         /*bDescriptorSubType: MIDI IN Jack*/
        0x01,         /*bJackType: Embedded*/
        0x01,         /*bJackID: ID of this Jack*/
        0x00,         /*iJack*/

        /******************* MIDI IN Jack Descriptor (External) *******************/

        /* 49 */
        0x06,         /*bLength: Size of this descriptor*/
        0x24,         /*bDescriptorType: Class-specific interface descriptor type*/
        0x02,         /*bDescriptorSubType: MIDI IN Jack*/
        0x02,         /*bJackType: External*/
        0x02,         /*bJackID: ID of this Jack*/
        0x00,         /*iJack*/

        /******************* MIDI OUT Jack Descriptor (Embedded) ******************/

        /* 55 */
        0x09,         /*bLength: Size of this descriptor*/
        0x24,         /*bDescriptorType: Class-specific interface descriptor type*/
        0x03,         /*bDescriptorSubType: MIDI OUT Jack*/
        0x01,         /*bJackType: Embedded*/
        0x03,         /*bJackID: ID of this Jack*/
        0x01,         /*bNrInputPins: Number of Input Pins of this Jack*/
        0x02,         /*BaSourceID: ID of the Entry to which this Pin is connected*/
        0x01,         /*BaSourceID: Output Pin number of the Entry to

                                                                which this Input Pin is connected*/

        0x00,         /*iJack*/
        /******************* MIDI OUT Jack Descriptor (External) ******************/
        /* 64 */
        0x09,         /*bLength: Size of this descriptor*/
        0x24,         /*bDescriptorType: Class-specific interface descriptor type*/
        0x03,         /*bDescriptorSubType: MIDI OUT Jack*/
        0x02,         /*bJackType: External*/
        0x04,         /*bJackID: ID of this Jack*/
        0x01,         /*bNrInputPins: Number of Input Pins of this Jack*/
        0x01,         /*BaSourceID: ID of the Entry to which this Pin is connected*/
        0x01,         /*BaSourceID: Output Pin number of the Entry to

                                                                which this Input Pin is connected*/

        0x00,         /*iJack*/
        
        /****************** Standard Bulk OUT Endpoint Descriptor *****************/
        /* 73 端点用于接收数据*/
        0x09,         /*bLength: Size of this descriptor*/
        USB_DESC_TYPE_ENDPOINT, /*bDescriptorType: Endpoint descriptor type*/
        CUSTOM_HID_EPOUT_ADDR,         /*bEndpointAddress: OUT Endpoint 1*/
        0x02,         /*bmAttributes: Bulk, not shared.*/
        CUSTOM_HID_EPOUT_SIZE,         /*wMaxPacketSize 64*/
        0x00,
        CUSTOM_HID_FS_BINTERVAL,         /*bInterval*/
        0x00,         /*bRefresh*/
        0x00,         /*bSynchAddress*/
        

        /************* Class-specific MS Bulk OUT Endpoint Descriptor *************/

        /* 82 */
        0x05,         /*bLength: Size of this descriptor*/
        0x25,         /*bDescriptorType: Class-specific endpoint descriptor type*/
        0x01,         /*bDescriptorSubType: MS General*/
        0x01,         /*bNumEmbMIDIJack: Number of embedded MIDI IN Jack*/
        0x01,         /*BaAssocJackID: ID of the Embedded MIDI IN Jack*/




        /****************** Standard Bulk IN Endpoint Descriptor *****************/

        /* 87 */
        0x09,         /*bLength: Size of this descriptor*/
        USB_DESC_TYPE_ENDPOINT, /*bDescriptorType: Endpoint descriptor type*/
        CUSTOM_HID_EPIN_ADDR,         /*bEndpointAddress: IN Endpoint 1*/
        0x02,         /*bmAttributes: Bulk, not shared.*/
        CUSTOM_HID_EPIN_SIZE,         /*wMaxPacketSize 64*/
        0x00,
        CUSTOM_HID_FS_BINTERVAL,         /*bInterval*/
        0x00,         /*bRefresh*/
        0x00,         /*bSynchAddress*/
                
        

        /************* Class-specific MS Bulk OUT Endpoint Descriptor *************/

        /* 96 */
        0x05,         /*bLength: Size of this descriptor*/
        0x25,         /*bDescriptorType: Class-specific endpoint descriptor type*/
        0x01,         /*bDescriptorSubType: MS General*/
        0x01,         /*bNumEmbMIDIJack: Number of embedded MIDI OUT Jack*/
        0x03,         /*BaAssocJackID: ID of the Embedded MIDI OUT Jack*/
        
        /* 101 */
};