Пример #1
0
        private void ProcessSetWorkAntenna(PR9200Msg msgTran)
        {
            //int intCurrentAnt = 0;
            //intCurrentAnt = PR9200Setting.btWorkAntenna + 1;
            //string strCmd = "设置工作天线成功,当前工作天线: 天线" + intCurrentAnt.ToString();

            //string strErrorCode = string.Empty;

            //if (msgTran.AryData.Length == 1)
            //{
            //    if (msgTran.AryData[0] == ErrorCode.CommandSuccess)
            //    {
            //        PR9200Setting.btReadId = msgTran.ReadId;
            //        ////WriteLog(lrtxtLog, strCmd, 0);

            //        ////校验是否盘存操作
            //        //if (m_bInventory)
            //        //{
            //        //    RunLoopInventroy();
            //        //}
            //        return;
            //    }
            //    else
            //    {
            //        strErrorCode = CCommondMethod.FormatErrorCode(msgTran.AryData[0]);
            //    }
            //}
            //else
            //{
            //    strErrorCode = "未知错误";
            //}

            //string strLog = strCmd + "失败,失败原因: " + strErrorCode;
        }
Пример #2
0
        private void PacketReceived_WriteTag(PR9200Msg msgTran)
        {
            /*
             * after write tag, should check if the tag is the same tag as read before
             */
            string strErrorCode = string.Empty;

            if (msgTran.AryData.Length == 1)
            {
                strErrorCode = CCommondMethod.FormatErrorCode(msgTran.AryData[0]);
                string strLog = "读标签失败,失败原因: " + strErrorCode;

                SetErrorCode(strLog);
                dlgt_TagIdentifyFail(ActionResault.ReadTIDBankWhenWriteFail);
            }
            else
            {
                /*  response packet byte map
                 *
                 *  TagCount        DataLen     Data        ErrorCode       AndID       WriteCount
                 *     2 byte       1byte       Nbyte       1byte           1byte       1byte
                 *
                 */

                int nLen     = msgTran.AryData.Length;
                int nDataLen = Convert.ToInt32(msgTran.AryData[2]);//lenght of useful data of a tag(PC+EPC+CRC)
                int nEpcLen  = nDataLen - 4;

                string strPC  = CCommondMethod.ByteArrayToString(msgTran.AryData, 3, 2);
                string strEPC = CCommondMethod.ByteArrayToString(msgTran.AryData, 5, nEpcLen);
                string strCRC = CCommondMethod.ByteArrayToString(msgTran.AryData, 5 + nEpcLen, 2);

                strErrorCode = CCommondMethod.FormatErrorCode(msgTran.AryData[nLen - 3]);
                byte   byTemp     = msgTran.AryData[nLen - 2];
                byte   byAntId    = (byte)((byTemp & 0x03) + 1);
                string strAntId   = byAntId.ToString();
                string writeCount = msgTran.AryData[nLen - 1].ToString();//the last byte contains write count, according to application note

                /*
                 * check these things:
                 *      1: writecount should be 1;
                 *      2: error code should be success
                 *      3: epc should equals the one read before
                 *
                 * after all check passed, retun ok
                 */
            }
        }
Пример #3
0
        //private void ProcessReadTag(UHFReader.PR9200Msg msgTran)
        //{
        //    string strCmd = "读标签";
        //    string strErrorCode = string.Empty;

        //    if (msgTran.AryData.Length == 1)
        //    {
        //        strErrorCode = CCommondMethod.FormatErrorCode(msgTran.AryData[0]);
        //        string strLog = strCmd + "失败,失败原因: " + strErrorCode;

        //        //WriteLog(lrtxtLog, strLog, 1);
        //    }
        //    else
        //    {
        //        int nLen = msgTran.AryData.Length;
        //        int nDataLen = Convert.ToInt32(msgTran.AryData[nLen - 3]);//lenght of the data we specified
        //        int nEpcLen = Convert.ToInt32(msgTran.AryData[2]) - nDataLen - 4;//totally data length minus specified data length minus PC&CRC(4 bytes)

        //        string strPC = CCommondMethod.ByteArrayToString(msgTran.AryData, 3, 2);
        //        string strEPC = CCommondMethod.ByteArrayToString(msgTran.AryData, 5, nEpcLen);
        //        string strCRC = CCommondMethod.ByteArrayToString(msgTran.AryData, 5 + nEpcLen, 2);
        //        string strData = CCommondMethod.ByteArrayToString(msgTran.AryData, 7 + nEpcLen, nDataLen);//the specified data

        //        byte byTemp = msgTran.AryData[nLen - 2];
        //        byte byAntId = (byte)((byTemp & 0x03) + 1);
        //        string strAntId = byAntId.ToString();

        //        string strReadCount = msgTran.AryData[nLen - 1].ToString();

        //        if (action_Queue.Count > 0)
        //        {
        //            string sUniqueTID = "";
        //            bool b_tagValid = true;

        //            switch (action_Queue.Peek())
        //            {
        //                case ActionType.TagIdentify:
        //                    #region MyRegion
        //                    m_sTIDType = strData.Substring(0, 11);
        //                    sUniqueTID = strData.Substring(12);

        //                    if (m_sTIDType.Equals(UHFTIDTypes.Alien_Higgs3))
        //                    {
        //                        WriteLog(lrtxtLog, "this is alien higgs 3 chip", 1);
        //                    }
        //                    else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4D))
        //                    {
        //                        WriteLog(lrtxtLog, "this is monza 4d chip", 1);
        //                    }
        //                    else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4E))
        //                    {
        //                        WriteLog(lrtxtLog, "this is monza 4e chip", 1);
        //                    }
        //                    else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4i))
        //                    {
        //                        WriteLog(lrtxtLog, "this is monza 4i chip", 1);
        //                    }
        //                    else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4QT))
        //                    {
        //                        WriteLog(lrtxtLog, "this is monza 4qtchip", 1);
        //                    }
        //                    else
        //                    {
        //                        WriteLog(lrtxtLog, "this tag is not valid", 1);
        //                        b_tagValid = false;
        //                    }

        //                    if (b_tagValid)
        //                    {
        //                        m_sCurrentUniqueTID = sUniqueTID;

        //                        GetTIDCallback();
        //                    }
        //                    else
        //                    {
        //                        //tbx_SerialWrite.Enabled = true; EnableControl(1);
        //                        EnableControl(1);
        //                    }
        //                    #endregion
        //                    break;
        //                case ActionType.ReadEPC:
        //                    WriteLog(lrtxtLog, strData, 0);
        //                    break;
        //                case ActionType.ReadTIDBankWhenRead:
        //                    #region MyRegion
        //                    m_sTIDType = strData.Substring(0, 11);
        //                    sUniqueTID = strData.Substring(12);

        //                    if (m_sTIDType.Equals(UHFTIDTypes.Alien_Higgs3))
        //                    {
        //                        m_userMemorySizeInWord = UHFUserMemorySizeInWord.A_9662;
        //                        WriteLog(lrtxtLog, "this is alien higgs 3 chip", 1);
        //                    }
        //                    else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4D))
        //                    {
        //                        m_userMemorySizeInWord = UHFUserMemorySizeInWord.Monza_4D;
        //                        WriteLog(lrtxtLog, "this is monza 4d chip", 1);
        //                    }
        //                    else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4E))
        //                    {
        //                        m_userMemorySizeInWord = UHFUserMemorySizeInWord.Monza_4E;
        //                        WriteLog(lrtxtLog, "this is monza 4e chip", 1);
        //                    }
        //                    else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4i))
        //                    {
        //                        m_userMemorySizeInWord = UHFUserMemorySizeInWord.Monza_4i;
        //                        WriteLog(lrtxtLog, "this is monza 4i chip", 1);
        //                    }
        //                    else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4QT))
        //                    {
        //                        m_userMemorySizeInWord = UHFUserMemorySizeInWord.Monza_4QT;
        //                        WriteLog(lrtxtLog, "this is monza 4qtchip", 1);
        //                    }
        //                    else
        //                    {
        //                        m_userMemorySizeInWord = 0x00;
        //                        WriteLog(lrtxtLog, "this tag is not valid", 1);
        //                        b_tagValid = false;
        //                    }

        //                    if (b_tagValid)
        //                    {
        //                        m_sCurrentUniqueTID = sUniqueTID;

        //                        ReadUserBank();
        //                    }
        //                    else
        //                    {
        //                        //tbx_readSerial.Enabled = true;
        //                        EnableControl(2);
        //                    }
        //                    #endregion
        //                    break;
        //                case ActionType.ReadUserBank:
        //                    byte[] userdata = new byte[nDataLen];
        //                    msgTran.AryData.CopyTo(userdata, 7 + nEpcLen);
        //                    UserBankDataInterperater(userdata);
        //                    break;
        //                default:
        //                    break;
        //            }

        //            action_Queue.Dequeue();
        //        }
        //    }
        //}


        private void PacketReceived_GetFrequencyRegion(PR9200Msg msgTran)
        {
            string strCmd       = "取得射频规范";
            string strErrorCode = string.Empty;

            if (msgTran.AryData.Length == 3)
            {//system frequencies used
                PR9200Setting.btReadId         = msgTran.ReadId;
                PR9200Setting.btRegion         = msgTran.AryData[0];
                PR9200Setting.btFrequencyStart = msgTran.AryData[1];
                PR9200Setting.btFrequencyEnd   = msgTran.AryData[2];

                dlgt_GetFrequencyRegion(ActionResault.GetFrequencyRegionSuccess);
                //WriteLog(lrtxtLog, strCmd, 0);
                return;
            }
            else if (msgTran.AryData.Length == 6)
            {//user defined frequencies used
                PR9200Setting.btReadId = msgTran.ReadId;
                PR9200Setting.btRegion = msgTran.AryData[0];
                PR9200Setting.btUserDefineFrequencyInterval = msgTran.AryData[1];
                PR9200Setting.btUserDefineChannelQuantity   = msgTran.AryData[2];
                PR9200Setting.nUserDefineStartFrequency     = msgTran.AryData[3] * 256 * 256 + msgTran.AryData[4] * 256 + msgTran.AryData[5];

                dlgt_GetFrequencyRegion(ActionResault.GetFrequencyRegionSuccess);
                //WriteLog(lrtxtLog, strCmd, 0);
                return;
            }
            else if (msgTran.AryData.Length == 1)
            {
                strErrorCode = CCommondMethod.FormatErrorCode(msgTran.AryData[0]);
            }
            else
            {
                strErrorCode = "未知错误";
            }

            string strLog = strCmd + "失败,失败原因: " + strErrorCode;

            //WriteLog(lrtxtLog, strLog, 1);
            SetErrorCode(strLog);
            dlgt_GetFrequencyRegion(ActionResault.GetFrequencyRegionFail);
        }
Пример #4
0
        private void RunReceiveDataCallback(byte[] btAryReceiveData)
        {
            try
            {
                if (ReceiveCallback != null)
                {
                    ReceiveCallback(btAryReceiveData);
                }

                int    nCount      = btAryReceiveData.Length;
                byte[] btAryBuffer = new byte[nCount + m_nLenth];
                Array.Copy(m_btAryBuffer, btAryBuffer, m_nLenth);
                Array.Copy(btAryReceiveData, 0, btAryBuffer, m_nLenth, btAryReceiveData.Length);

                //分析接收数据,以0xA0为数据起点,以协议中数据长度为数据终止点
                int nIndex     = 0; //当数据中存在A0时,记录数据的终止点
                int nMarkIndex = 0; //当数据中不存在A0时,nMarkIndex等于数据组最大索引
                for (int nLoop = 0; nLoop < btAryBuffer.Length; nLoop++)
                {
                    if (btAryBuffer.Length > nLoop + 1)
                    {
                        if (btAryBuffer[nLoop] == 0xA0)
                        {
                            int nLen = Convert.ToInt32(btAryBuffer[nLoop + 1]);
                            if (nLoop + 1 + nLen < btAryBuffer.Length)
                            {
                                byte[] btAryAnaly = new byte[nLen + 2];
                                Array.Copy(btAryBuffer, nLoop, btAryAnaly, 0, nLen + 2);

                                PR9200Msg msgTran = new PR9200Msg(btAryAnaly);
                                if (AnalyCallback != null)
                                {
                                    AnalyCallback(msgTran);
                                }

                                nLoop += 1 + nLen;
                                nIndex = nLoop + 1;
                            }
                            else
                            {
                                nLoop += 1 + nLen;
                            }
                        }
                        else
                        {
                            nMarkIndex = nLoop;
                        }
                    }
                }


                if (nIndex < nMarkIndex)
                {
                    nIndex = nMarkIndex + 1;
                }

                if (nIndex < btAryBuffer.Length)
                {
                    m_nLenth = btAryBuffer.Length - nIndex;
                    Array.Clear(m_btAryBuffer, 0, 4096);
                    Array.Copy(btAryBuffer, nIndex, m_btAryBuffer, 0, btAryBuffer.Length - nIndex);
                }
                else
                {
                    m_nLenth = 0;
                }
            }
            catch (System.Exception ex)
            {
            }
        }
Пример #5
0
        public byte CheckValue(byte[] btAryData)
        {
            PR9200Msg msgTran = new PR9200Msg();

            return(msgTran.CheckSum(btAryData, 0, btAryData.Length));
        }
Пример #6
0
        private int SendMessage(byte btReadId, byte btCmd, byte[] btAryData)
        {
            PR9200Msg msgTran = new PR9200Msg(btReadId, btCmd, btAryData);

            return(SendMessage(msgTran.AryTranData));
        }
Пример #7
0
        //private void TagIdentify(PR9200Msg msgTran)
        //{
        //    string strErrorCode = string.Empty;

        //    if (msgTran.AryData.Length == 1)
        //    {
        //        strErrorCode = CCommondMethod.FormatErrorCode(msgTran.AryData[0]);
        //        string strLog = "读标签失败,失败原因: " + strErrorCode;

        //        SetErrorCode(strLog);
        //        readTIDBankWhenWriteFailDelegate(ActionResault.ReadTIDBankWhenWriteFail);
        //    }
        //    else
        //    {
        //        int nLen = msgTran.AryData.Length;
        //        int nDataLen = Convert.ToInt32(msgTran.AryData[nLen - 3]);//lenght of the data we specified
        //        int nEpcLen = Convert.ToInt32(msgTran.AryData[2]) - nDataLen - 4;//totally data length minus specified data length minus PC&CRC(4 bytes)

        //        string strPC = CCommondMethod.ByteArrayToString(msgTran.AryData, 3, 2);
        //        string strEPC = CCommondMethod.ByteArrayToString(msgTran.AryData, 5, nEpcLen);
        //        string strCRC = CCommondMethod.ByteArrayToString(msgTran.AryData, 5 + nEpcLen, 2);
        //        string strData = CCommondMethod.ByteArrayToString(msgTran.AryData, 7 + nEpcLen, nDataLen);//the specified data

        //        byte byTemp = msgTran.AryData[nLen - 2];
        //        byte byAntId = (byte)((byTemp & 0x03) + 1);
        //        string strAntId = byAntId.ToString();

        //        string strReadCount = msgTran.AryData[nLen - 1].ToString();

        //        string sUniqueTID = "";
        //        bool b_tagValid = true;

        //        m_sTIDType = strData.Substring(0, 11);
        //        sUniqueTID = strData.Substring(12);

        //        if (m_sTIDType.Equals(UHFTIDTypes.Alien_Higgs3))
        //        {
        //            //WriteLog(lrtxtLog, "this is alien higgs 3 chip", 1);
        //        }
        //        else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4D))
        //        {
        //            //WriteLog(lrtxtLog, "this is monza 4d chip", 1);
        //        }
        //        else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4E))
        //        {
        //            //WriteLog(lrtxtLog, "this is monza 4e chip", 1);
        //        }
        //        else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4i))
        //        {
        //            //WriteLog(lrtxtLog, "this is monza 4i chip", 1);
        //        }
        //        else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4QT))
        //        {
        //            //WriteLog(lrtxtLog, "this is monza 4qtchip", 1);
        //        }
        //        else
        //        {
        //            string err = "标签类型未知";
        //            SetErrorCode(err);
        //            readTIDBankWhenWriteFailDelegate(ActionResault.ReadTIDBankWhenWriteFail);

        //            //WriteLog(lrtxtLog, "this tag is not valid", 1);
        //            b_tagValid = false;
        //        }

        //        if (b_tagValid)
        //        {
        //            tagUid = sUniqueTID;

        //            byte btMemBank = MemoryBank.USERBank;
        //            byte btWordAdd = 0x00;
        //            byte btWordCnt = 0x00;

        //            byte[] btAryPwd = new byte[] { 0x00, 0x00, 0x00, 0x00 };
        //            //byte[] btAryData = Encoding.ASCII.GetBytes(data);

        //            Int16 dataLen = Convert.ToInt16(btWriteDataBuffer);
        //            byte[] btLen = BitConverter.GetBytes(dataLen);

        //            byte[] btAryDataAndLen = new byte[btWriteDataBuffer.Length + 2];
        //            btLen.CopyTo(btAryDataAndLen, 0);                                   //the first 2 bytes contains data length
        //            btWriteDataBuffer.CopyTo(btAryDataAndLen, 2);

        //            btWordCnt = Convert.ToByte(btAryDataAndLen.Length / 2 + btAryDataAndLen.Length % 2);//1 word equals 2 bytes

        //            /*
        //             * finnaly, we got the data to be write
        //             */
        //            actionType = ActionType.WriteTag;
        //            WriteTag(PR9200Setting.btReadId, btAryPwd, btMemBank, btWordAdd, btWordCnt, btAryDataAndLen);
        //        }
        //    }
        //}


        private void PacketReceived_TagIdentify(PR9200Msg msgTran)
        {
            string strErrorCode = string.Empty;

            if (msgTran.AryData.Length == 1)
            {
                strErrorCode = CCommondMethod.FormatErrorCode(msgTran.AryData[0]);
                string strLog = "读标签失败,失败原因: " + strErrorCode;

                SetErrorCode(strLog);
                dlgt_TagIdentifyFail(ActionResault.ReadTIDBankWhenWriteFail);
            }
            else
            {
                int nLen     = msgTran.AryData.Length;
                int nDataLen = Convert.ToInt32(msgTran.AryData[nLen - 3]);         //lenght of the data we specified, stored in the third byte from last, according to application note
                int nEpcLen  = Convert.ToInt32(msgTran.AryData[2]) - nDataLen - 4; //totally data length minus specified data length minus PC&CRC(4 bytes)

                string strPC   = CCommondMethod.ByteArrayToString(msgTran.AryData, 3, 2);
                string strEPC  = CCommondMethod.ByteArrayToString(msgTran.AryData, 5, nEpcLen);
                string strCRC  = CCommondMethod.ByteArrayToString(msgTran.AryData, 5 + nEpcLen, 2);
                string strData = CCommondMethod.ByteArrayToString(msgTran.AryData, 7 + nEpcLen, nDataLen);//the specified data

                byte   byTemp   = msgTran.AryData[nLen - 2];
                byte   byAntId  = (byte)((byTemp & 0x03) + 1);
                string strAntId = byAntId.ToString();

                string strReadCount = msgTran.AryData[nLen - 1].ToString();

                string sUniqueTID = "";
                bool   b_tagValid = true;

                m_sTIDType = strData.Substring(0, 11);
                sUniqueTID = strData.Substring(12);

                if (m_sTIDType.Equals(UHFTIDTypes.Alien_Higgs3))
                {
                    //WriteLog(lrtxtLog, "this is alien higgs 3 chip", 1);
                }
                else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4D))
                {
                    //WriteLog(lrtxtLog, "this is monza 4d chip", 1);
                }
                else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4E))
                {
                    //WriteLog(lrtxtLog, "this is monza 4e chip", 1);
                }
                else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4i))
                {
                    //WriteLog(lrtxtLog, "this is monza 4i chip", 1);
                }
                else if (m_sTIDType.Equals(UHFTIDTypes.Monza_4QT))
                {
                    //WriteLog(lrtxtLog, "this is monza 4qtchip", 1);
                }
                else
                {
                    string err = "标签类型未知";
                    SetErrorCode(err);
                    dlgt_TagIdentifyFail(ActionResault.ReadTIDBankWhenWriteFail);

                    //WriteLog(lrtxtLog, "this tag is not valid", 1);
                    b_tagValid = false;
                }

                if (b_tagValid)
                {
                    tagUid = sUniqueTID;

                    byte btMemBank = MemoryBank.USERBank;
                    byte btWordAdd = 0x00;
                    byte btWordCnt = 0x00;

                    byte[] btAryPwd = new byte[] { 0x00, 0x00, 0x00, 0x00 };
                    //byte[] btAryData = Encoding.ASCII.GetBytes(data);

                    Int16  dataLen = Convert.ToInt16(btWriteDataBuffer);
                    byte[] btLen   = BitConverter.GetBytes(dataLen);

                    byte[] btAryDataAndLen = new byte[btWriteDataBuffer.Length + 2];
                    btLen.CopyTo(btAryDataAndLen, 0);                                   //the first 2 bytes contains data length
                    btWriteDataBuffer.CopyTo(btAryDataAndLen, 2);

                    btWordCnt = Convert.ToByte(btAryDataAndLen.Length / 2 + btAryDataAndLen.Length % 2);//1 word equals 2 bytes

                    /*
                     * finnaly, we got the data to be write, go to step 2: writing data to tag
                     */
                    actionType = ActionType.WriteTag;
                    WriteTag(PR9200Setting.btReadId, btAryPwd, btMemBank, btWordAdd, btWordCnt, btAryDataAndLen);
                }
            }
        }
Пример #8
0
        private void ParseResponsePacket(byte[] btAryReceiveData)
        {
            #region build response packets
            List <PR9200Msg> lstResponsePacket = new List <PR9200Msg>();

            for (int i = 0; i < btAryReceiveData.Length; i++)
            {
                if (btAryReceiveData.Length > i + 1)
                {
                    if (btAryReceiveData[i] == 0xA0)
                    {
                        int nLen = Convert.ToInt32(btAryReceiveData[i + 1]);
                        if (i + 1 + nLen < btAryReceiveData.Length)
                        {
                            byte[] btAryAnaly = new byte[nLen + 2];
                            Array.Copy(btAryReceiveData, i, btAryAnaly, 0, nLen + 2);

                            lstResponsePacket.Add(new PR9200Msg(btAryAnaly));

                            i += 1 + nLen;
                        }
                        else
                        {
                            i += 1 + nLen;
                        }
                    }
                }
            }
            #endregion

            #region dispatch response packet to related functions
            switch (actionType)
            {
            case ActionType.None:
                break;

            case ActionType.GetFrequencyRegion:
                if (lstResponsePacket.Count == 1)
                {
                    ProcessGetFrequencyRegion(lstResponsePacket[0]);
                }
                else
                {
                    SetErrorCode("返回数据包格式不正确,请重试!");
                    getFrequencyRegionCallback(ActionResault.GetFrequencyRegionFail);
                }
                break;

            case ActionType.ReadTIDBankWhenWrite:
                if (lstResponsePacket.Count == 1)
                {
                    ProcessGetFrequencyRegion(lstResponsePacket[0]);
                }
                else if (lstResponsePacket.Count == 0)
                {
                    SetErrorCode("未找到标签,请重试!");
                    readTIDBankWhenWriteFailDelegate(ActionResault.ReadTIDBankWhenWriteFail);
                }
                else if (lstResponsePacket.Count == 0)
                {
                    SetErrorCode("找到多个标签,请将多余标签拿走!");
                    readTIDBankWhenWriteFailDelegate(ActionResault.ReadTIDBankWhenWriteFail);
                }
                break;

            case ActionType.ReadEPC:
                break;

            case ActionType.ReadTIDBankWhenRead:
                break;

            case ActionType.ReadUserBank:
                break;

            case ActionType.WriteTag:

                break;

            default:
                break;
            }
            #endregion


            if (lstResponsePacket.Count == 0)
            {
            }
            else if (lstResponsePacket.Count > 1)
            {
            }
            else
            {
                /*
                 * just make sure only one tag been writen
                 */
                PR9200Msg msgTran = lstResponsePacket[0];


                if (msgTran.PacketType != 0xA0)
                {
                    return;
                }
                switch (msgTran.Cmd)
                {
                case 0x81:
                    ProcessReadTag(msgTran);
                    break;

                case 0x82:
                    ProcessWriteTag(msgTran);
                    break;

                default:
                    break;
                }
            }
        }