USB_HostState = HOST_STATE_Configured;\r
break;\r
case HOST_STATE_Configured:\r
if (HID_Host_IsReportReceived(&Keyboard_HID_Interface))\r
{\r
USB_HostState = HOST_STATE_Configured;\r
break;\r
case HOST_STATE_Configured:\r
if (HID_Host_IsReportReceived(&Keyboard_HID_Interface))\r
{\r