C# 串口调试助手 源码下载

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;using System.IO;using System.IO.Ports;using System.Threading;using leomon;namespace 串口调试助手{ public partial class MainForm : Form { private enum ReceivedDataType { CharType, HexType }; private enum SendDataType { CharType, HexType } private ReceivedDataType myReceivedDataType = ReceivedDataType.CharType; private SendDataType mySendDataType = SendDataType.CharType; private int totalReceivedBytes = 0; private int totalSendBytes = 0; private bool autoSend = false; public MainForm() { InitializeComponent(); UpdateTextHandler = new UpdateAcceptTextBoxTextHandler(UpdateText); } /// <summary> /// 当主form绘制后，进行初始化操作。 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void MainForm_Load(object sender, EventArgs e) { //检查可用端口 CheckAvailablePorts(); //开始更新时间和日期标签 updateDateTimer.Start(); //载入配置信息 LoadConfig("串口助手配置.xml"); } /// <summary> /// 默认端口参数设置 /// </summary> private void ResetToDefaultSettings() { //默认波特率 baudRateComboBox.SelectedItem = "9600"; //默认不校验 parityComboBox.SelectedIndex = 0; //默认数据位设置为8位 dataBitsComboBox.SelectedIndex = 0; //默认停止位设置为1位 stopBitsComboBox.SelectedIndex = 0; } private bool hasPorts = false; /// <summary> /// 获取可用的端口名，并添加到选择框中，同时设置相关 /// 默认项。 /// </summary> private void CheckAvailablePorts() { portNameComboBox.Items.Clear(); string[] allAvailablePorts = SerialPort.GetPortNames(); //判断是否有可用的端口 if (allAvailablePorts.Length > 0) { hasPorts = true; //使能控件portNamesComboBox，openOrCloseButton openOrClosePortButton.Enabled = true; portNameComboBox.Enabled = true; //依次添加可用的串口 portNameComboBox.Items.AddRange(allAvailablePorts); //默认选中第一个项 portNameComboBox.SelectedIndex = 0; //显示相应的状态信息 statusDisplayToolStripStatusLabel.Text = string.Format(" 欢迎使用！自动查找到该计算机可用端口数：{0}，当前选中端口号{1} :)", allAvailablePorts.Length, portNameComboBox.SelectedItem.ToString()); } else { hasPorts = false; autoSendCheckBox.Enabled = false; startSendButton.Enabled = false; stopSendButton.Enabled = false; openOrClosePortButton.Enabled = false; //清空所有项 portNameComboBox.Items.Clear(); portNameComboBox.Enabled = false; statusDisplayToolStripStatusLabel.Text = " 抱歉，未查找到当前计算机中可用端口。"; //同时弹出警告对话框，提示是否进行再次检查？! ShowWarningMessageBox(); } } /// <summary> /// 当没有检测到可用端口号时，弹出该对话框， /// 提示是否重新检测。 /// </summary> private void ShowWarningMessageBox() { DialogResult result = new DialogResult(); result = MessageBox.Show("抱歉，没有检测到当前计算机中可用端口，请插入相关设备或者检查有关驱动是否安装？" Environment.NewLine "提示：您可以取消后单击“查找可用端口”按钮重新查找。", "自动查找计算机可用端口", MessageBoxButtons.RetryCancel, MessageBoxIcon.Warning); if (result == System.Windows.Forms.DialogResult.Retry) { //重新运行检测方法 CheckAvailablePorts(); } } private void button1_Click(object sender, EventArgs e) { CheckAvailablePorts(); } private void openOrClosePortButton_Click(object sender, EventArgs e) { if (openOrClosePortButton.Text == "打开选中端口") { acceptRichTextBox.Clear(); OpenSelectedPort(); //更改配置信息 SetSerialPortPropertiesBeforeSending(); } else { CloseCurrentPort(); } } private void OpenSelectedPort() { try { //设置打开的端口号 mySerialPort.PortName = portNameComboBox.SelectedItem.ToString(); //打开选中串口 mySerialPort.Open(); //更换为打开状态的图片 openStatusPictureBox.ImageLocation = @"icons\yes.jpg"; //更新状态栏的显示 statusDisplayToolStripStatusLabel.Text = string.Format(" 打开端口 {0}成功！", mySerialPort.PortName); openOrClosePortButton.Text = "关闭选中端口"; //打开串口成功后 OpenSelectedPortSuccessfully(); } catch (Exception ee) { MessageBox.Show(ee.Message); } } private void OpenSelectedPortSuccessfully() { baudRateComboBox.Enabled = false; dataBitsComboBox.Enabled = false; stopBitsComboBox.Enabled = false; parityComboBox.Enabled = false; portNameComboBox.Enabled = false; sendSettingGroupBox.Enabled = true; acceptZoneSettingGroupBox.Enabled = true; sendZoneSettingGroupBox.Enabled = true; acceptRichTextBox.Enabled = true; sendRichTextBox.Enabled = true; } private void CloseCurrentPort() { autoSend = false; autoSendCheckBox.Checked = false; //关闭选中串口 mySerialPort.Close(); //更换为关闭状态的图片 openStatusPictureBox.ImageLocation = @"icons\no.jpg"; //do something openOrClosePortButton.Text = "打开选中端口"; //更新状态栏的显示 statusDisplayToolStripStatusLabel.Text = string.Format(" 关闭端口 {0}成功！", mySerialPort.PortName); //所有设置控件非使能态 CloseSelectedPortSuccessfully(); } private void CloseSelectedPortSuccessfully() { portNameComboBox.Enabled = true; acceptZoneSettingGroupBox.Enabled = false; sendZoneSettingGroupBox.Enabled = false; acceptRichTextBox.Enabled = true; sendRichTextBox.Enabled = true; baudRateComboBox.Enabled = true; dataBitsComboBox.Enabled = true; stopBitsComboBox.Enabled = true; parityComboBox.Enabled = true; sendSettingGroupBox.Enabled = false; totalReceivedBytes = 0; totalSendBytes = 0; isReading = false; //acceptRichTextBox.Clear(); //sendRichTextBox.Clear(); } private bool firstTime = true; int count = 2; private void updateDateTimer_Tick(object sender, EventArgs e) { //更新日期和时间的显示 dateTimeToolStripStatusLabel.Text = DateTime.Now.ToString("yyyy/M/d dddd hh:mm:ss"); if (isReading) { statusDisplayToolStripStatusLabel.Text = " ."; if (statusDisplayToolStripStatusLabel.Text.Length > 30) { //statusDisplayToolStripStatusLabel.Text = "就绪."; } // } if (hasStartSend) { startSendButton.Text = " ."; if (startSendButton.Text.Length > 14) { startSendButton.Text = initialText; } } if (count > 0) { count--; if (count == 0) { if (firstTime && hasPorts) { new AboutForm().ShowDialog(); } } } } private void saveAcceptBoxTextButton_Click(object sender, EventArgs e) { try { sw = new StreamWriter("dataInfo.txt"); sw.Close(); needWrite = true; MessageBox.Show("最近数据已经保存到dataInfo.txt中！"); } catch { } } private void clearAcceptBoxTextButton_Click(object sender, EventArgs e) { acceptRichTextBox.Clear(); acceptStatusLabel.Text = "0字节"; totalReceivedBytes = 0; } private void clearSendBoxTextButton_Click(object sender, EventArgs e) { sendRichTextBox.Clear(); sendStatusLabel.Text = "0字节"; totalSendBytes = 0; } private void startSendButton_Click(object sender, EventArgs e) { initialText = startSendButton.Text; if (this.sendRichTextBox.TextLength != 0) { SendTextNow(); } } /// <summary> /// 开始向端口发送数据 /// </summary> private void SendTextNow() { try { SerialPortSendChar(this.sendRichTextBox.Text.ToString()); } catch (Exception e) { MessageBox.Show(e.Message); } } private void SerialPortSendChar(String str) { char[] ch = str.ToCharArray(); foreach (var item in ch) { if (item <= 255) { totalSendBytes = 1; } else { totalSendBytes = 2; } } if (mySerialPort == null || mySerialPort.IsOpen == false) { MessageBox.Show("拒绝操作，没有任何串口被开启，无法发送数据！", "发送数据"); } else { try { mySerialPort.Write(ch, 0, ch.Length); sendStatusLabel.Text = totalSendBytes.ToString() "字节"; } catch (Exception ee) { MessageBox.Show(ee.Message); } } } /// <summary> /// 在开始发送前设置串口信息。 /// </summary> private void SetSerialPortPropertiesBeforeSending() { mySerialPort.Encoding = Encoding.Default; //设置成为选中的波特率 mySerialPort.BaudRate = GetSelectedBaudRate(); //设置成为选中的奇偶校验位 mySerialPort.Parity = GetSelectedParity(); //设置成为选中的数据位 mySerialPort.DataBits = GetSelectedDataBits(); //设置成为选中的端口停止位 try { mySerialPort.StopBits = GetSelectedStopBits(); } catch (IOException ee) { MessageBox.Show(ee.Message "已经将 停止位 设置为 默认一位 了！", "提示！", MessageBoxButtons.OK, MessageBoxIcon.Error); mySerialPort.StopBits = StopBits.One; stopBitsComboBox.SelectedItem = "1"; } //try //{ // //mySerialPort.ReadTimeout = (int)intervalTimeNumericUpDown.Value; // //mySerialPort.WriteTimeout = (int)intervalTimeNumericUpDown.Value; //} //catch(Exception ee) //{ // mySerialPort.ReadTimeout = 500; // mySerialPort.WriteTimeout = 500; // MessageBox.Show(ee.Message); //} //更新状态栏的显示 statusDisplayToolStripStatusLabel.Text = string.Format( "当前打开的端口 {0}，波特率 {1}，奇偶校验 {2}， 数据位 {3}，停止位 {4}", portNameComboBox.SelectedItem, baudRateComboBox.SelectedItem, parityComboBox.SelectedItem, dataBitsComboBox.SelectedItem, stopBitsComboBox.SelectedItem); } private StopBits GetSelectedStopBits() { StopBits stopBits = StopBits.One; switch (stopBitsComboBox.SelectedItem.ToString()) { case "1": { stopBits = StopBits.One; } break; case "2": { stopBits = StopBits.Two; } break; case "1.5": { stopBits = StopBits.OnePointFive; } break; default: stopBits = StopBits.One; break; } return stopBits; } private int GetSelectedDataBits() { int dataBits = 8; if (!(int.TryParse(dataBitsComboBox.SelectedItem.ToString(), out dataBits))) { MessageBox.Show("转换失败！"); } return dataBits; } private Parity GetSelectedParity() { Parity parity = Parity.None; switch (parityComboBox.SelectedItem.ToString()) { case "偶校验(Even)": { parity = Parity.Even; } break; case "奇校验(Odd)": { parity = Parity.Odd; } break; case "保留为0(Space)": { parity = Parity.Space; } break; case "保留为1(Mark)": { parity = Parity.Mark; } break; default: { parity = Parity.None; } break; } return parity; } private int GetSelectedBaudRate() { int baudRate = 0; if (!(int.TryParse(baudRateComboBox.SelectedItem.ToString(), out baudRate))) { baudRate = 9600; } return baudRate; } private void stopSendButton_Click(object sender, EventArgs e) { if (startSendButton.Enabled == false) { startSendButton.Enabled = true; startSendButton.Text = "发送数据"; hasStartSend = false; autoSend = false; startSendButton.TextAlign = ContentAlignment.MiddleCenter; stopSendButton.Enabled = false; autoSendCheckBox.Enabled = true; if (autoSendCheckBox.Checked) autoSendCheckBox.Checked = false; initialText = string.Empty; autoSendTimer.Enabled = false; intervalTimeNumericUpDown.Enabled = true; autoSendTimer.Stop(); } } private void chooseFileRadioButton_CheckedChanged(object sender, EventArgs e) { if (chooseFileRadioButton.Checked) { //禁用发送区输入 sendRichTextBox.Enabled = false; //弹出打开文件对话框 ChooseFileToSend(); } else { sendRichTextBox.Enabled = true; } } /// <summary> /// 打开选择文件对话框，选择要发送的文件。 /// </summary> private void ChooseFileToSend() { OpenFileDialog fd = new OpenFileDialog(); fd.Filter = "txt文件|*.txt|其它文件|*.*"; fd.FileName = "txt文件"; fd.Title = "选择要发送的文件..."; if (fd.ShowDialog() == DialogResult.OK) { //TO DO. using (StreamReader sr = new StreamReader(fd.FileName, Encoding.Default)) { sendRichTextBox.Clear(); sendRichTextBox.AppendText(sr.ReadToEnd()); } } if (inputCharRadioButton.Checked == false) inputCharRadioButton.Checked = true; } private void intervalTimeNumericUpDown_MouseClick(object sender, MouseEventArgs e) { warningToolTip.Show("输入的范围应在0到10000之间", (NumericUpDown)sender); } private void portNameComboBox_SelectedIndexChanged(object sender, EventArgs e) { //当改变端口名称时，则停止当前端口的通信，释放相关资源 CloseCurrentPort(); //初始化相关设置 ResetToDefaultSettings(); //更新状态栏显示 statusDisplayToolStripStatusLabel.Text = "当前选中端口号：" portNameComboBox.SelectedItem.ToString(); } private void autoSendCheckBox_CheckedChanged(object sender, EventArgs e) { if (sendRichTextBox.TextLength == 0) { this.autoSendCheckBox.Checked = false; autoSend = false; MessageBox.Show("没有需要发送的内容 >_<"); } else { if (autoSendCheckBox.Checked == true) { autoSend = true; startSendButton.Enabled = false; startSendButton.TextAlign = ContentAlignment.MiddleLeft; startSendButton.Text = "自动发送中."; initialText = startSendButton.Text; hasStartSend = true; if (stopSendButton.Enabled == false) stopSendButton.Enabled = true; //SetSerialPortPropertiesBeforeSending(); autoSendTimer.Enabled = true; autoSendCheckBox.Enabled = false; intervalTimeNumericUpDown.Enabled = false; autoSendTimer.Interval = (int)intervalTimeNumericUpDown.Value; autoSendTimer.Start(); } else { autoSend = false; startSendButton.Enabled = true; startSendButton.Text = "发送数据"; initialText = string.Empty; hasStartSend = false; startSendButton.TextAlign = ContentAlignment.MiddleCenter; stopSendButton.Enabled = false; } } } /// <summary> /// 每次从SerialPort接收数据时发生，由于运行在辅助线程 /// 所以必须要通过委托来实现跨线程。 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void mySerialPort_DataReceived(object sender, SerialDataReceivedEventArgs e) { try { SerialPort sp = (SerialPort)sender; string text = string.Empty; int size = sp.BytesToRead; if (myReceivedDataType == ReceivedDataType.HexType) { for (int i = 0; i < size; i ) { int tempByte = sp.ReadByte(); string tempStr = "0X"; if (tempByte <= 0X0F) { tempStr = "0X0"; } text = tempStr Convert.ToString(tempByte, 16).ToUpper() " "; } } else { text = sp.ReadExisting(); } totalReceivedBytes = size; this.Invoke(UpdateTextHandler, text); //Thread.Sleep(50); } catch (Exception ee) { MessageBox.Show(ee.Message); } } private void UpdateText(string text) { if (showInfo) { acceptRichTextBox.Text = text; acceptStatusLabel.Text = totalReceivedBytes.ToString() "字节"; } isReading = true; statusDisplayToolStripStatusLabel.Text = "正在接收."; } /// <summary> /// 每次从SerialPort接收到错误时发生 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void mySerialPort_ErrorReceived(object sender, SerialErrorReceivedEventArgs e) { } /// <summary> /// 每次SerialPort的Pin改变时发生 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void mySerialPort_PinChanged(object sender, SerialPinChangedEventArgs e) { } private void intervalTimeNumericUpDown_ValueChanged(object sender, EventArgs e) { autoSendTimer.Interval = (int)intervalTimeNumericUpDown.Value; } private void autoSendTimer_Tick(object sender, EventArgs e) { if (autoSend) { try { SerialPortSendChar(this.sendRichTextBox.Text.ToString()); } catch { } } } private void displayReadInfoButton_Click(object sender, EventArgs e) { if (displayReadInfoButton.Text == "不显示接收缓冲区内容") { showInfo = false; displayReadInfoButton.Text = "显示接收缓冲区内容"; } else { showInfo = true; displayReadInfoButton.Text = "不显示接收缓冲区内容"; // } } private void acceptCharRadioButton_CheckedChanged(object sender, EventArgs e) { this.acceptRichTextBox.Clear(); RadioButton rb = sender as RadioButton; if (rb != null) { if (rb.Checked) { myReceivedDataType = ReceivedDataType.CharType; } else { myReceivedDataType = ReceivedDataType.HexType; } } } private void acceptHexRadioButton_CheckedChanged(object sender, EventArgs e) { this.acceptRichTextBox.Clear(); RadioButton rb = sender as RadioButton; if (rb != null) { if (!rb.Checked) { myReceivedDataType = ReceivedDataType.CharType; } else { myReceivedDataType = ReceivedDataType.HexType; } } } private void sendCharRadioButton_CheckedChanged(object sender, EventArgs e) { RadioButton rb = sender as RadioButton; if (rb != null) { if (rb.Checked) { mySendDataType = SendDataType.CharType; } else { mySendDataType = SendDataType.HexType; } } } private void sendHexRadioButton_CheckedChanged(object sender, EventArgs e) { RadioButton rb = sender as RadioButton; if (rb != null) { if (!rb.Checked) { mySendDataType = SendDataType.CharType; } else { mySendDataType = SendDataType.HexType; } } } private void inputCharRadioButton_CheckedChanged(object sender, EventArgs e) { } private void 保存配置信息SToolStripMenuItem_Click(object sender, EventArgs e) { SaveConfig("串口助手配置.xml"); MessageBox.Show("保存成功！"); } private void 配置信息另存为AToolStripMenuItem_Click(object sender, EventArgs e) { SaveFileDialog sfd = new SaveFileDialog(); sfd.FileName = "串口助手自定义配置.xml"; sfd.Filter = "xml|*.xml"; if (sfd.ShowDialog() == System.Windows.Forms.DialogResult.OK) { SaveConfig(sfd.FileName); MessageBox.Show("保存成功！"); } } private void 载入配置信息LToolStripMenuItem_Click(object sender, EventArgs e) { OpenFileDialog opf = new OpenFileDialog(); opf.Filter = "xml|*.xml"; if (opf.ShowDialog() == System.Windows.Forms.DialogResult.OK) { LoadConfig(opf.FileName); MessageBox.Show("成功载入配置文件：" opf.FileName); } } private void 退出XToolStripMenuItem_Click(object sender, EventArgs e) { this.Close(); } private void MainForm_FormClosing(object sender, FormClosingEventArgs e) { //退出前保存配置。 SaveConfig("串口助手配置.xml"); } private void 关于软件AToolStripMenuItem_Click(object sender, EventArgs e) { AboutForm af = new AboutForm(); af.ShowDialog(); } }}