stm32 hid 键盘描述

Posted 2020-07-03

/* USB Standard Device Descriptor */
const uint8_t Joystick_DeviceDescriptor[JOYSTICK_SIZ_DEVICE_DESC] =
  {
    0x12,                       /*bLength */
    USB_DEVICE_DESCRIPTOR_TYPE, /*bDescriptorType*/
    0x00,                       /*bcdUSB */
    0x02,
    0x00,                       /*bDeviceClass*/
    0x00,                       /*bDeviceSubClass*/
    0x00,                       /*bDeviceProtocol*/
    0x40,                       /*bMaxPacketSize40*/
    0x08,                       /*idVendor (0x0483)*/
    0x48,
    0x57,                       /*idProduct = 0x5710*/
    0x10,
    0x00,                       /*bcdDevice rel. 2.00*/
    0x02,
    1,                          /*Index of string descriptor describing
                                                  manufacturer */
    2,                          /*Index of string descriptor describing
                                                 product*/
    3,                          /*Index of string descriptor describing the
                                                 device serial number */
    0x01                        /*bNumConfigurations*/
  }
  ; /* Joystick_DeviceDescriptor */


/* USB Configuration Descriptor */
/*   All Descriptors (Configuration, Interface, Endpoint, Class, Vendor */
const uint8_t Joystick_ConfigDescriptor[JOYSTICK_SIZ_CONFIG_DESC] =
  {
    0x09, /* bLength: Configuation Descriptor size */
    USB_CONFIGURATION_DESCRIPTOR_TYPE, /* bDescriptorType: Configuration */
    JOYSTICK_SIZ_CONFIG_DESC,
    /* wTotalLength: Bytes returned */
    0x00,
    0x01,         /*bNumInterfaces: 1 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*/

    /************** Descriptor of Joystick Mouse interface ****************/
    /* 09 */
    0x09,         /*bLength: Interface Descriptor size*/
    USB_INTERFACE_DESCRIPTOR_TYPE,/*bDescriptorType: Interface descriptor type*/
    0x00,         /*bInterfaceNumber: Number of Interface*/
    0x00,         /*bAlternateSetting: Alternate setting*/
    0x02,         /*bNumEndpoints*/
    0x03,         /*bInterfaceClass: HID*/
    0x01,         /*bInterfaceSubClass : 1=BOOT, 0=no boot*/
    0x01,         /*nInterfaceProtocol : 0=none, 1=keyboard, 2=mouse*/
    0,            /*iInterface: Index of string descriptor*/
    /******************** Descriptor of Joystick Mouse HID ********************/
    /* 18 */
    0x09,         /*bLength: HID Descriptor size*/
    HID_DESCRIPTOR_TYPE, /*bDescriptorType: HID*/
    0x00,         /*bcdHID: HID Class Spec release number*/
    0x01,
    0x00,         /*bCountryCode: Hardware target country*/
    0x01,         /*bNumDescriptors: Number of HID class descriptors to follow*/
    0x22,         /*bDescriptorType*/
    JOYSTICK_SIZ_REPORT_DESC,/*wItemLength: Total length of Report descriptor*/
    0x00,
    /******************** Descriptor of Joystick Mouse endpoint ********************/
    /* 27 */
    0x07,          /*bLength: Endpoint Descriptor size*/
    USB_ENDPOINT_DESCRIPTOR_TYPE, /*bDescriptorType:*/
    0x81,          /*bEndpointAddress: Endpoint Address (IN)*/
    0x03,          /*bmAttributes: Interrupt endpoint*/
    0x08,          /*wMaxPacketSize: 4 Byte max */
    0x00,
    0x20,          /*bInterval: Polling Interval (32 ms)*/
    /* 34 */
         0x07,          /*bLength: Endpoint Descriptor size*/
     USB_ENDPOINT_DESCRIPTOR_TYPE, /*bDescriptorType:*/
        0x01,          /*bEndpointAddress: Endpoint Address (OUT)*/
        0x03,          /*bmAttributes: Interrupt endpoint*/
        0x08,          /*wMaxPacketSize: 8 Byte max */
        0x00,
        0x05,   //0x20       /*bInterval: Polling Interval (32 ms)*/
/* 41 */
        
  }
  ; /* MOUSE_ConfigDescriptor */
const uint8_t Joystick_ReportDescriptor[JOYSTICK_SIZ_REPORT_DESC] =
  {
     0x05, 0x01, // USAGE_PAGE (Generic Desktop)
 0x09, 0x06, // USAGE (Keyboard)
 0xa1, 0x01, // COLLECTION (Application)
 0x05, 0x07, //     USAGE_PAGE (Keyboard/Keypad)
 0x19, 0xe0, //     USAGE_MINIMUM (Keyboard LeftControl)
 0x29, 0xe7, //     USAGE_MAXIMUM (Keyboard Right GUI)
 0x15, 0x00, //     LOGICAL_MINIMUM (0)
 0x25, 0x01, //     LOGICAL_MAXIMUM (1)
 0x95, 0x08, //     REPORT_COUNT (8)
 0x75, 0x01, //     REPORT_SIZE (1)
 0x81, 0x02, //     INPUT (Data,Var,Abs)
 0x95, 0x01, //     REPORT_COUNT (1)
 0x75, 0x08, //     REPORT_SIZE (8)
 0x81, 0x03, //     INPUT (Cnst,Var,Abs)
 0x95, 0x06, //   REPORT_COUNT (6)
 0x75, 0x08, //   REPORT_SIZE (8)
 0x25, 0xFF, //   LOGICAL_MAXIMUM (255)
 0x19, 0x00, //   USAGE_MINIMUM (Reserved (no event indicated))
 0x29, 0x65, //   USAGE_MAXIMUM (Keyboard Application)
 0x81, 0x00, //     INPUT (Data,Ary,Abs)
 0x25, 0x01, //     LOGICAL_MAXIMUM (1)
 0x95, 0x02, //   REPORT_COUNT (2)
 0x75, 0x01, //   REPORT_SIZE (1)
 0x05, 0x08, //   USAGE_PAGE (LEDs)
 0x19, 0x01, //   USAGE_MINIMUM (Num Lock)
 0x29, 0x02, //   USAGE_MAXIMUM (Caps Lock)
 0x91, 0x02, //   OUTPUT (Data,Var,Abs)
 0x95, 0x01, //   REPORT_COUNT (1)
 0x75, 0x06, //   REPORT_SIZE (6)
 0x91, 0x03, //   OUTPUT (Cnst,Var,Abs)
 0xc0        // END_COLLECTION
  }
  ; /* Joystick_ReportDescriptor */

/* USB String Descriptors (optional) */
const uint8_t Joystick_StringLangID[JOYSTICK_SIZ_STRING_LANGID] =
  {
    JOYSTICK_SIZ_STRING_LANGID,
    USB_STRING_DESCRIPTOR_TYPE,
    0x09,
    0x04
  }
  ; /* LangID = 0x0409: U.S. English */