Esempio n. 1
0
        /// <summary>
        /// 定时器,用来刷新dataGridView数据
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void timer1_Tick(object sender, EventArgs e)
        {
            int nCount = mMsg.Count();

            while (nCount > 0)
            {
                if (mMsg.Count == 0)
                {
                    break;
                }
                TagMsg tmsg = mMsg[0];
                mMsg.RemoveAt(0);
                TagMsg msg = tmsg;
                // mMsg添加数据到mDMsg
                if (mDMsg.ContainsKey(msg.TagId))
                {
                    mDMsg[msg.TagId].Tagmsg = msg;
                    mDMsg[msg.TagId].Count += 1;
                }
                else
                {
                    mDMsg[msg.TagId] = new Temp(msg);
                }
                nCount--;
            }
            this.Invoke((EventHandler)(delegate
            {
                dt.Rows.Clear();
                int COUNT = 0;

                // 遍历mDMsg,把数据添加到dataGridView
                foreach (var item in mDMsg)
                {
                    Temp temp = item.Value;
                    TagMsg msg = temp.Tagmsg;
                    // 过滤标签
                    if (!String.IsNullOrEmpty(this.textBox1.Text))
                    {
                        try
                        {
                            this.TagShow.Text = "显示单个标签";
                            int ntDeviceId = Convert.ToInt32(this.textBox1.Text);

                            if (ntDeviceId == item.Key)
                            {
                                DataRow row = dt.NewRow();
                                row[0] = msg.DeviceId;
                                row[1] = msg.ActiveId;
                                row[2] = msg.TagId;
                                row[3] = msg.TagRssi;
                                row[4] = msg.DeviceRssi;
                                row[5] = msg.State.ToString("X2");
                                row[6] = msg.ReciveDt.ToString("HH:mm:ss");
                                row[7] = temp.Count.ToString();
                                dt.Rows.Add(row);
                                COUNT++;
                            }
                        }
                        catch (Exception ex)
                        {
                            MessageBox.Show(ex.Message, "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
                        }
                        continue;
                    }
                    else
                    {
                        this.TagShow.Text = "显示所有标签";
                        DataRow row = dt.NewRow();
                        row[0] = msg.DeviceId;
                        row[1] = msg.ActiveId;
                        row[2] = msg.TagId;
                        row[3] = msg.TagRssi;
                        row[4] = msg.DeviceRssi;
                        row[5] = msg.State.ToString("X2");
                        row[6] = msg.ReciveDt.ToString("HH:mm:ss");
                        row[7] = temp.Count.ToString();
                        dt.Rows.Add(row);
                        COUNT++;
                    }
                    continue;
                }
                this.COUNT.Text = COUNT.ToString();
                this.dataGridView1.DataSource = dt.DefaultView;
            }));
        }
Esempio n. 2
0
 public Temp(TagMsg msg)
 {
     this.Tagmsg = msg;
     Count       = 1;
 }
Esempio n. 3
0
        /// <summary>
        /// 接收数据事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void serialPort1_DataReceived(object sender, SerialDataReceivedEventArgs e)
        {
            int nReadBytes = this.serialPort1.BytesToRead;

            if (nReadBytes == 0)
            {
                return;
            }

            byte[] bRead = new byte[nReadBytes];
            this.serialPort1.Read(bRead, 0, nReadBytes);
            // 已经读取完成
            List <Byte> mRecv = new List <Byte>();

            mRecv.AddRange(bRead);
            #region
            while (mRecv.Count > 9)
            {
                if (mRecv[0] == 0x55 && mRecv[1] == 0xAA)
                {
                    int dataLength = (mRecv[3] << 8 | mRecv[2]) + 2;
                    if (mRecv.Count >= dataLength)
                    {
                        byte[] data = new byte[dataLength];
                        mRecv.CopyTo(0, data, 0, dataLength);
                        int nDeviceId = data[5] << 8 | data[4];
                        switch (data[6])
                        {
                        case 0x01:
                            // 接收数据
                            #region " 0x01 "
                            DateTime now    = DateTime.Now;
                            int      nCount = dataLength / 9 - 1;
                            for (int i = 0; i < nCount; i++)
                            {
                                int nTagId      = data[13 + i * 9] << 16 | data[12 + i * 9] << 8 | data[11 + i * 9];
                                int nDeviceRssi = data[10 + i * 9] << 8 | data[9 + i * 9];
                                int nActiveId   = data[15 + i * 9] << 8 | data[16 + i * 9];
                                int nTagRssi    = data[17 + i * 9];
                                // set value
                                TagMsg tagMsg = new TagMsg();
                                tagMsg.ReciveDt   = now;
                                tagMsg.State      = data[14 + i * 9];
                                tagMsg.DeviceId   = nDeviceId;
                                tagMsg.DeviceRssi = nDeviceRssi;
                                tagMsg.ActiveId   = nActiveId;
                                tagMsg.TagId      = nTagId;
                                tagMsg.TagRssi    = nTagRssi;
                                if (mMsg.Count >= 200)
                                {
                                    mMsg.RemoveAt(0);
                                }
                                // 过滤为0的数据
                                if (tagMsg.ActiveId != 0)
                                {
                                    mMsg.Add(tagMsg);
                                }
                            }
                            #endregion
                            break;

                        case 0x02:
                            // 心跳
                            break;

                        case 0x03:
                            // 配置集中器参数指令
                            break;

                        case 0x04:
                            // 设置控制器参数指令
                            break;

                        case 0x05:
                            // 设置主机出厂指令
                            break;

                        case 0x0B:
                            // 配置基站网关参数指令
                            break;

                        case 0x0C:
                            // 读取基站网关参数指令
                            break;

                        default:
                            break;
                        }
                        mRecv.RemoveRange(0, dataLength);
                        continue;
                    }
                    else
                    {
                        // 数据长度不一样就跳出
                        break;
                    }
                }
                else
                {
                    mRecv.RemoveAt(0);
                }
            } // endwhile
            #endregion
        }