UpdateFWTool.Interface.LinkDevice C# (CSharp) Method

        public bool LinkDevice(
 
        )
        {
            #if _TRACE_OUT_PUT
            PrintMagToTxt("LinkDevice");
            #endif

            bool bGetUSB = false;

            do
            {
                //open USB
                foreach (ENUM_DEVICE_INFO device in Enum.GetValues(typeof(ENUM_DEVICE_INFO)))
                {
                    if
                    (
                        clsPacket.TRANS_API_USB_Open((uint)device, (uint)ENUM_DEVICE_INFO.MTI_VID)
                        ==
                        TRANS_RESULT.OK
                    )
                    {

                        bGetUSB = true;
                        break;
                    }
                }

                if (bGetUSB)
                {

            #if _TRACE_OUT_PUT
                    PrintMagToTxt("--Open USB successfully---");
            #endif
                    break;
                }
                else
                {

            #if _TRACE_OUT_PUT
                    PrintMagToTxt("--Open USB fail---");
            #endif
                }

                //open Serial
                rfid.DCB pDcb = new rfid.DCB();
                pDcb.BaudRate = (uint)ENUM_BAUD_RATE.CBR_115200;
                pDcb.ByteSize = 8;
                pDcb.Parity   = 0;
                pDcb.StopBits = (byte)ENUM_STOP_BIT.ONESTOPBIT;

                if (clsPacket.TRANS_API_Serial_Open(uiLibSettingComPort, ref pDcb) != TRANS_RESULT.OK)
                {

            #if _TRACE_OUT_PUT
                    PrintMagToTxt("--Open Serial fail---");
            #endif
                    return false;
                }
                else
                {

            #if _TRACE_OUT_PUT
                    PrintMagToTxt("--Open Serial successfully---");
            #endif
                    break;
                }

            }while( false );

            //Set USB/RS232 Overlap time
            clsPacket.TRANS_API_SetOverlapTime( 200, 200 );

            //Clear inventory's infomation buffer
            clsPacket.TRANS_API_ClearBuffer();

            return true;
        }