using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;using System.IO.Ports;using System.Threading;using System.IO;////using Microsoft.Office.Core;namespace SerialPortTest{ public struct tagData { public byte addr; public byte volt; public uint tagID; public DateTime time; } public partial class Form1 : Form { public Form1() { InitializeComponent(); } public byte Addr { get { try { return byte.Parse(textBoxReadID.Text); } catch { return 0; } } } byte[] mysendBuf = new byte[50]; byte[] myrevBuf = new byte[6000]; SerialPort myport = new SerialPort(); private void Form1_Load(object sender, EventArgs e) { comboBoxSerial.SelectedIndex = 0; comboBoxBaudrate.SelectedIndex = 4; } #region 串口类 private void btnOpenPort_Click(object sender, EventArgs e) { OpenPort(); } #region 打开串口 public void OpenPort() { if (myport.IsOpen) { myport.Close();//打开时点击，则关闭串口 } else { myport.PortName = comboBoxSerial.Text;//关闭时点击，则设置好端口，波特率后打开 myport.BaudRate = int.Parse(comboBoxBaudrate.Text); try { myport.Open(); } catch (Exception ex) { //捕获到异常信息，创建一个新的comm对象，之前的不能用了。 myport = new SerialPort(); //现实异常信息给客户。 MessageBox.Show(ex.Message); } } //设置按钮的状态 btnOpenPort.Text = myport.IsOpen ? "关闭" : "打开"; } private void comboBoxBaudrate_SelectionChangeCommitted(object sender, EventArgs e) { myport.Close(); btnOpenPort.Text = "打开"; } #endregion private void btninfo_Click_1(object sender, EventArgs e) { if (!myport.IsOpen) { MessageBox.Show("请先打开串口！"); } else { readid(); readDB(); textBoxBaudrate.Text = comboBoxBaudrate.Text; } } #region 参数读取方法 private void readDB() { byte addr = Addr; mysendBuf[0] = addr; mysendBuf[1] = 0x04; mysendBuf[2] = 0x4c; mysendBuf[3] = 0x03; try { myport.DiscardInBuffer(); myport.DiscardOutBuffer(); myport.Write(mysendBuf, 0, 4); } catch (Exception ex) { MessageBox.Show(ex.Message); } for (int i = 0; i < 10; i++) { if (myport.BytesToRead >= 6) { myport.Read(myrevBuf, 0, 6); if (myrevBuf[0] == 0xFF && myrevBuf[1] == 0xFF && myrevBuf[2] == addr && myrevBuf[4] == 0xEE && myrevBuf[5] == 0xEE) { textBoxReaderDB.Text = myrevBuf[3].ToString(); } break; } System.Threading.Thread.Sleep(50); } } private void readid() { mysendBuf[0] = 0xFF; mysendBuf[1] = 0xFF; mysendBuf[2] = 0x08; mysendBuf[3] = 0xEE; mysendBuf[4] = 0xEE; try { myport.DiscardInBuffer(); myport.DiscardOutBuffer(); myport.Write(mysendBuf, 0, 5); } catch (Exception ex) { MessageBox.Show(ex.Message); } for (int i = 0; i < 10; i++) { if (myport.BytesToRead >= 5) { myport.Read(myrevBuf, 0, 5); if (myrevBuf[0] == 0xFF && myrevBuf[1] == 0xFF && myrevBuf[3] == 0xEE && myrevBuf[4] == 0xEE) textBoxReadID.Text = myrevBuf[2].ToString(); break; } System.Threading.Thread.Sleep(50); } } #endregion private void btnSetReadID_Click(object sender, EventArgs e) { if (!myport.IsOpen) { MessageBox.Show("请先打开串口！"); } else { byte addr = Addr; byte newaddr = 1; try { newaddr = byte.Parse(textBoxSetReadID.Text.Trim()); if (newaddr <= 0 || newaddr > 127) { MessageBox.Show("读卡器地址超出字节范围( 0 < 读卡器地址 < 128 )", "警告提示"); textBoxSetReadID.Text = ""; return; } } catch { MessageBox.Show("您要设置的读卡器地址格式错误！", "提示"); } mysendBuf[0] = addr; mysendBuf[1] = 0x05; mysendBuf[2] = 0xc8; mysendBuf[3] = newaddr; mysendBuf[4] = 0x03; try { myport.DiscardInBuffer(); myport.DiscardOutBuffer(); myport.Write(mysendBuf, 0, 5); } catch (Exception ex) { MessageBox.Show(ex.Message); } for (int i = 0; i < 10; i++) { if (myport.BytesToRead >= 5) { myport.Read(myrevBuf, 0, 5); if (myrevBuf[0] == 0xFF && myrevBuf[1] == 0xFF && myrevBuf[3] == 0xEE && myrevBuf[4] == 0xEE) { myrevBuf[0] = myrevBuf[3]; textBoxReadID.Text = myrevBuf[0].ToString(); } break; } System.Threading.Thread.Sleep(50); } readid(); textBoxRaw.Text = ""; textBoxRaw.Text += string.Format("地址 设为:{0}\r\n", myrevBuf[2]); textBoxSetReadID.Text = ""; dataSetTest.DataTable.Clear(); } } private void btnSetReadDB_Click(object sender, EventArgs e) { if (!myport.IsOpen) { MessageBox.Show("请先打开串口！"); } else { byte addr = Addr; byte stdb = 0; try { stdb = byte.Parse(textBoxSetReadDB.Text.Trim()); if (stdb < 0 || stdb > 31) { MessageBox.Show("衰减值超出限定范围( 0 = 衰减值 < 32 )", "警告提示"); textBoxSetReadDB.Text = ""; return; } } catch { MessageBox.Show("您要设置的衰减值格式错误！", "提示"); } mysendBuf[0] = addr; mysendBuf[1] = 0x05; mysendBuf[2] = 0xcc; mysendBuf[3] = stdb; mysendBuf[4] = 0x03; try { myport.DiscardInBuffer(); myport.DiscardOutBuffer(); myport.Write(mysendBuf, 0, 5); } catch (Exception ex) { MessageBox.Show(ex.Message); } for (int i = 0; i < 10; i++) { if (myport.BytesToRead >= 6) { myport.Read(myrevBuf, 0, 6); if (myrevBuf[0] == 0xFF && myrevBuf[1] == 0xFF && myrevBuf[4] == 0xEE && myrevBuf[5] == 0xEE) { textBoxSetReadDB.Text = myrevBuf[3].ToString(); } break; } System.Threading.Thread.Sleep(50); } readDB(); textBoxRaw.Text = string.Format("衰减值 设为:{0}\r\n", myrevBuf[3]); textBoxSetReadDB.Text = ""; dataSetTest.DataTable.Clear(); } } private void btnSetBaudrate_Click(object sender, EventArgs e) { if (!myport.IsOpen) { MessageBox.Show("请先打开串口！"); } else { if (comboBoxBuzzer.Text == "" || comboBoxBuzzer.Text == "开") { MessageBox.Show("先关闭蜂鸣器", "操作提示"); } else { MessageBox.Show("你确定要更改 波特率 吗？", "警告提示"); byte addr = Addr; byte baud = (byte)(comboBoxSetBaudrate.SelectedIndex); mysendBuf[0] = addr; mysendBuf[1] = 0x05; mysendBuf[2] = 0xc9; mysendBuf[3] = baud; mysendBuf[4] = 0x03; myport.DiscardInBuffer(); myport.DiscardOutBuffer(); myport.Write(mysendBuf, 0, 5); for (int i = 0; i < 10; i++) { if (myport.BytesToRead >= 6) { myport.Read(mysendBuf, 0, 6); if (myrevBuf[0] == 0xFF && myrevBuf[1] == 0xFF && myrevBuf[3] == baud && myrevBuf[4] == 0xEE && myrevBuf[5] == 0xEE) { } } } textBoxBaudrate.Text = comboBoxBaudrate.Text = comboBoxSetBaudrate.Text; OpenPort(); OpenPort(); textBoxRaw.Text = "\r波特率 设为：" + comboBoxBaudrate.Text; dataSetTest.DataTable.Clear(); } } } private void btnBuzzerNF_Click(object sender, EventArgs e) { if (!myport.IsOpen) { MessageBox.Show("请先打开串口！"); } else { Buzzer(); } textBoxRaw.Text = "\r蜂鸣器 状态：" + comboBoxBuzzer.Text; } private void Buzzer() { byte addr = Addr; mysendBuf[0] = addr; mysendBuf[1] = 0x05; mysendBuf[2] = 0xcd; mysendBuf[3] = (byte)(comboBoxBuzzer.SelectedIndex); mysendBuf[4] = 0x03; myport.DiscardInBuffer(); myport.DiscardOutBuffer(); myport.Write(mysendBuf, 0, 5); for (int i = 0; i < 10; i++) { if (myport.BytesToRead >= 6) { myport.Read(mysendBuf, 0, 6); if (myrevBuf[0] == 0xFF && myrevBuf[1] == 0xFF && myrevBuf[4] == 0xEE && myrevBuf[5] == 0xEE) { } } } } #endregion private void btnRead_Click(object sender, EventArgs e) { if (!myport.IsOpen) { MessageBox.Show("请先打开串口！"); } else { dataSetTest.DataTable.Clear(); textBoxRaw.Text = ""; byte addr = Addr; mysendBuf[0] = addr; mysendBuf[1] = 4; mysendBuf[2] = 1; mysendBuf[3] = 3; myport.DiscardInBuffer(); myport.DiscardOutBuffer(); myport.Write(mysendBuf, 0, 4); readOld(addr); } } #region 读取 private void readOld(byte addr) { int revLength = 0; for (int i = 0; i < 100; i++) { int btr = myport.BytesToRead; if (btr > 0) { int num = myport.Read(myrevBuf, revLength, btr); /*=====================================================================*/ string strData = "";// for (int j = revLength; j < revLength + num; j++)// { strData += string.Format("{0:X2} ", myrevBuf[j]);// } revLength += num;// textBoxRaw.Text += strData;///*=====================================================================*/ if (revLength >= 6 && myrevBuf[0] == 0xFF && myrevBuf[1] == 0xFF && myrevBuf[revLength - 2] == 0xEE && myrevBuf[revLength - 1] == 0xEE) { #region 2字节 if (rbtn2.Checked) { if ((revLength - 6) % 2 == 0) { for (int j = 4; j < revLength - 2; j += 2) { string adr = addr.ToString(); string volt = (myrevBuf[j] & 0x80) == 0 ? "正常" : "欠压"; string tagID = Convert.ToString(((myrevBuf[j] & 0x7F) << 8) | myrevBuf[j + 1]); string b2 = (revLength - 6) % 2 == 0 ? "2" : "非2字节"; DateTime nowTime = DateTime.Now; dataSetTest.DataTable.AddDataTableRow(adr, tagID, b2.ToString(), volt, nowTime.ToString()); } } else { MessageBox.Show("2字节读取数据出现错误", "信息提示"); } } #endregion #region 5字节 else if (rbtn5.Checked) { if ((revLength - 6) % 5 == 0) { for (int j = 4; j < revLength - 5; j += 5) { string adr = addr.ToString(); string volt = (myrevBuf[j] & 0x80) == 0 ? "正常" : "欠压"; UInt32 tagID = myrevBuf[j + 1]; tagID <<= 8; tagID |= myrevBuf[j + 2]; tagID <<= 8; tagID |= myrevBuf[j + 3]; tagID <<= 8; tagID |= myrevBuf[j + 4]; string strtagID = Convert.ToString(tagID); string b5 = (revLength - 6) % 5 == 0 ? "5" : "非5字节"; DateTime nowTime = DateTime.Now; dataSetTest.DataTable.AddDataTableRow(adr, strtagID, b5.ToString(), volt, nowTime.ToString()); } } else { MessageBox.Show("5字节读取数据出现错误", "信息提示"); } } #endregion #region 内容 else { MessageBox.Show("请先选择读取数据的字节格式！", "信息提示"); } label13.Text = dataSetTest.DataTable.Count.ToString(); break; #endregion } } System.Threading.Thread.Sleep(50); } } #endregion private void 导出数据ToolStripMenuItem_Click(object sender, EventArgs e) { ExportToExcel(); } #region 导出数据 private void ExportToExcel() { SaveFileDialog saveFileDialog = new SaveFileDialog(); saveFileDialog.Filter = "Execl Files (*.xls)|*.xls"; saveFileDialog.FilterIndex = 0; saveFileDialog.RestoreDirectory = true; saveFileDialog.CreatePrompt = true; saveFileDialog.Title = "保存为Excel文件"; saveFileDialog.ShowDialog(); if (saveFileDialog.FileName.IndexOf(":") < 0) return; //被点了"取消" Stream myStream; myStream = saveFileDialog.OpenFile(); StreamWriter sw = new StreamWriter(myStream, System.Text.Encoding.GetEncoding(-0)); string columnTitle = ""; try { //写入列标题 for (int i = 0; i < dataGridViewX1.ColumnCount; i++) { if (i > 0) { columnTitle += "\t"; } columnTitle += dataGridViewX1.Columns[i].HeaderText; } sw.WriteLine(columnTitle); //写入列内容 for (int j = 0; j < dataGridViewX1.Rows.Count; j++) { string columnValue = ""; for (int k = 0; k < dataGridViewX1.Columns.Count; k++) { if (k > 0) { columnValue += "\t"; } if (dataGridViewX1.Rows[j].Cells[k].Value == null) columnValue += ""; else columnValue += dataGridViewX1.Rows[j].Cells[k].Value.ToString().Trim(); } sw.WriteLine(columnValue); } sw.Close(); myStream.Close(); } catch (Exception e) { MessageBox.Show(e.ToString()); } finally { sw.Close(); myStream.Close(); } } #endregion private void btnClear_Click(object sender, EventArgs e) { if (!myport.IsOpen) { MessageBox.Show("请先打开串口!"); } else { byte addr = Addr; if (addr == 0) { MessageBox.Show("您输入的读卡器地址格式错误", "提示信息"); return; } mysendBuf[0] = addr; mysendBuf[1] = 0x04; mysendBuf[2] = 0x02; mysendBuf[3] = 0x03; myport.DiscardInBuffer(); myport.DiscardOutBuffer(); myport.Write(mysendBuf, 0, 4); dataSetTest.DataTable.Clear(); textBoxRaw.Text = ""; } } private void 清空ToolStripMenuItem_Click(object sender, EventArgs e) { dataSetTest.DataTable.Clear(); } private void 清空ToolStripMenuItem1_Click(object sender, EventArgs e) { textBoxRaw.Text = ""; } }}
