Cube: Notify OS that we are a composite device

Firmware/Board/v3/Src/usbd_desc.c

@@ -97,7 +97,8 @@
 #define USBD_PID_FS     0x0D32
 #define USBD_PRODUCT_XSTR(s) USBD_PRODUCT_STR(s)
 #define USBD_PRODUCT_STR(s) #s
-#define USBD_PRODUCT_STRING_FS ODrive version HW_VERSION_MAJOR.HW_VERSION_MINOR
+#define USBD_PRODUCT_STRING_FS ODrive HW_VERSION_MAJOR.HW_VERSION_MINOR CDC Interface
+#define NATIVE_STRING ODrive HW_VERSION_MAJOR.HW_VERSION_MINOR Native Interface
 #define USBD_SERIALNUMBER_STRING_FS     "000000000001"
 #define USBD_CONFIGURATION_STRING_FS     "CDC Config"
 #define USBD_INTERFACE_STRING_FS     "CDC Interface"
@@ -233,16 +234,17 @@ __ALIGN_BEGIN uint8_t USBD_FS_DeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END =
   0x00,                       /*bcdUSB */
 #endif /* (USBD_LPM_ENABLED == 1) */
   0x02,
-  0x02,                       /*bDeviceClass*/
+  // Notify OS that this is a composite device
+  0xEF,                       /*bDeviceClass*/
   0x02,                       /*bDeviceSubClass*/
-  0x00,                       /*bDeviceProtocol*/
+  0x01,                       /*bDeviceProtocol*/
   USB_MAX_EP0_SIZE,           /*bMaxPacketSize*/
   LOBYTE(USBD_VID),           /*idVendor*/
   HIBYTE(USBD_VID),           /*idVendor*/
   LOBYTE(USBD_PID_FS),        /*idProduct*/
   HIBYTE(USBD_PID_FS),        /*idProduct*/
   0x00,                       /*bcdDevice rel. 2.00*/
-  0x02,
+  0x03,                       /* bNumInterfaces */
   USBD_IDX_MFC_STR,           /*Index of manufacturer  string*/
   USBD_IDX_PRODUCT_STR,       /*Index of product string*/
   USBD_IDX_SERIAL_STR,        /*Index of serial number string*/