typedef struct
                {
                        USB_Descriptor_Configuration_Header_t Config;
+
+                       // Combined Keyboard/Mouse HID Interface
                        USB_Descriptor_Interface_t            HID_Interface;
                        USB_HID_Descriptor_HID_t              HID_HIDData;
                        USB_Descriptor_Endpoint_t             HID_ReportINEndpoint;
                /** Endpoint number of the HID reporting IN endpoint. */
                #define HID_IN_EPNUM              1
 
-               /** Size in bytes of each of the HID reporting IN. */
+               /** Size in bytes of each of the HID reporting IN endpoint. */
                #define HID_EPSIZE                8
        
        /* Enums: */