串口调试助手源代码

串口调试助手预源代码

using System;

using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text;

using System.Threading.Tasks; using System.Windows.Forms; using System.IO;

using System.IO.Ports; using System.Threading;

using DevExpress.XtraEditors;

using System.Text.RegularExpressions;

namespace WindowsFormsApplication3 {

public partial class Form1 : XtraForm {

SerialPort sp1 = new SerialPort(); int Flag = 0;

int StateChanged = 0;

int StateChanged_Ascii = 1; int StateChanged_16 = 0;

string Temp = null;

string Temp_memoSend = null;

private void memoSend_EditValueChanged(object sender, EventArgs e) {

}

public Form1() {

InitializeComponent();

sp1.DataReceived += sp1_DataReceived; }

private void Form1_Load(object sender, EventArgs e) {

this.MaximizeBox = false; //检查是否有串口

string[] str = SerialPort.GetPortNames(); if (str == null) {

MessageBox.Show(\本机没有串口！\ return; }

//添加串口项目

foreach (string port in System.IO.Ports.SerialPort.GetPortNames()) {

cbSerial.Properties.Items.Add(port); }

//串口设置默认选择项

cbSerial.SelectedIndex = 0;

Control.CheckForIllegalCrossThreadCalls = false; sp1.DataReceived += new

SerialDataReceivedEventHandler(sp1_DataReceived); //订阅委托

}

private void comboBoxEdit1_SelectedIndexChanged(object sender, EventArgs e)

{

}

private void OpenSerial_Click(object sender, EventArgs e) {

sp1.Close();

//SerialPort sp1 = new SerialPort();

if (!sp1.IsOpen)//串口是关闭的，设置参数，打开串口 {

try {

//获取串口号

string serialName = cbSerial.SelectedItem.ToString(); sp1.PortName = serialName;

//设置各参数

string strBaudRate = cbBaudRate.Text; string strDateBits = cbDataBits.Text; string strStopBits = cbStop.Text;

sp1.BaudRate = Convert.ToInt32(strBaudRate);//波特率 sp1.DataBits = Convert.ToInt32(strDateBits);//数据位 switch (cbStop.Text) //停止位 {

case \

sp1.StopBits = StopBits.One; break; case \

sp1.StopBits = StopBits.One; break; case \

sp1.StopBits = StopBits.Two; break; default:

MessageBox.Show(\参数不正确！\ break; }

switch (cbParity.Text) //校验位 {

case \无\

sp1.Parity = Parity.None; break; case \奇校验\

sp1.Parity = Parity.Odd; break; case \偶校验\

sp1.Parity = Parity.Even; break; default:

MessageBox.Show(\参数不正确！\ break; }

if (sp1.IsOpen == true) {

sp1.Close(); }

sp1.Open();

//btnOpen.Enabled = false;

labSerial.Text = \串口号：\ labState.Text = \状态：打开\ }

catch (System.Exception ex) {

MessageBox.Show(\ return; } } }

//private void CloseSerial_Click(object sender, EventArgs e) //{

// if (sp1.IsOpen) // {

// sp1.Close();

// labSerial.Text = \串口号：\ // labState.Text = \状态：关闭\ // } //}

private void Send_Click(object sender, EventArgs e) {

string StrSend = memoSend.Text; if (!sp1.IsOpen) {

MessageBox.Show(\请先打开串口！\ return; } else {

if (rbtnSendStr.Checked) //字符串发送 {

if (ckTimeSend.Checked

&& !(string.IsNullOrEmpty(textTime.Text)))//判断是否定时发送数据 {

string Time = textTime.Text;

tmSend.Interval = int.Parse(Time) * 1000;//时间单位是秒，化成毫秒单位

tmSend.Start(); //开启定时器 } else {

sp1.Write(StrSend); //写入数据 }

}

else //十六进制发送 {

if (ckTimeSend.Checked && !(string.IsNullOrEmpty(textTime.Text))) {

string Time = textTime.Text;

tmSend.Interval = int.Parse(Time) * 1000; tmSend.Start(); } else {

string StrSend_1 = StrSend.Trim(); //去掉前后的空格

//string StrSend_2 = StrSend_1.Replace(\ //string StrSend_3 = string.Join(\Regex.Matches(StrSend_2, @\

string[] StrArray = StrSend_1.Split(' '); //用空格符隔开字符串数组

var Str_Send = new List();

// int byteBufferLength = StrArray.Length; //数组StrArray的长度

for (int i = 0; i < StrArray.Length; i++) {

if (StrArray[i].Trim() == \ {

//byteBufferLength--; continue; } else

{

if (StrArray[i].Length < 3) {

Str_Send.Add(StrArray[i]); } else {

Str_Send.AddRange(Devide(StrArray[i])); } } }

int byteBufferLength = Str_Send.Count;

byte[] byteBuffer = new byte[byteBufferLength]; int ii = 0;

for (int i = 0; i < Str_Send.Count; i++) {

//Byte[] bytesOfStr = Encoding.Default.GetBytes(StrArray[i]); int decNum = 0;

//if (StrArray[i] == \ //{

// continue; //} //else //{

//decNum = Convert.ToInt32(Str_Send[i], 16); //把字符串转成16进制数

//byteBuffer[ii] = Convert.ToByte(decNum); //} try {

decNum = Convert.ToInt32(Str_Send[i], 16); //把字符串转成16进制数

byteBuffer[ii] = Convert.ToByte(decNum); }

catch (System.Exception ex) {

MessageBox.Show(\输入错误！\提示\ return; } ii++; }

sp1.Write(byteBuffer, 0, byteBuffer.Length);//从第0个开始写入byteBuffer，长度bytebuffer的长度。 }

} } }

private List Devide(string str) {

var ret = Regex.Matches(str,

@\ return ret;

}

private void tmSend_Tick(object sender, EventArgs e) {

string StrSend = memoSend.Text; if (rbtnSendStr.Checked) {

sp1.Write(StrSend); } else {

string StrSend_1 = StrSend.Trim(); //去掉前后的空格

string[] StrArray = StrSend_1.Split(' '); //用空格符隔开字符串数组

var Str_Send = new List();

for (int i = 0; i < StrArray.Length; i++) {

if (StrArray[i].Trim() == \ {

continue; } else {

if (StrArray[i].Length < 3) {

Str_Send.Add(StrArray[i]); } else {

Str_Send.AddRange(Devide(StrArray[i]));

} } }

int byteBufferLength = Str_Send.Count;

byte[] byteBuffer = new byte[byteBufferLength]; int ii = 0;

for (int i = 0; i < Str_Send.Count; i++) {

int decNum = 0;

try {

decNum = Convert.ToInt32(Str_Send[i], 16); //把字符串转成16进制数

byteBuffer[ii] = Convert.ToByte(decNum); }

catch (System.Exception ex) {

MessageBox.Show(\输入错误！\提示\ return; } ii++; }

sp1.Write(byteBuffer, 0, byteBuffer.Length);//从第0个开始写入byteBuffer，长度bytebuffer的长度。 } }

void sp1_DataReceived(object sender, SerialDataReceivedEventArgs e) {

byte[] byteRead = new byte[sp1.BytesToRead];

if (rbtnRceStr.Checked) {

memoRcv.Text += sp1.ReadExisting();

memoRcv.SelectionStart = memoRcv.Text.Length; memoRcv.ScrollToCaret(); } else {

if (rbtnRce16.Checked) {

Byte[] receivedData = new Byte[sp1.BytesToRead]; //创建接收字节数组

sp1.Read(receivedData, 0, receivedData.Length);

string strRcv = null;

for (int i = 0; i < receivedData.Length; i++) {

strRcv += receivedData[i].ToString(\ }

memoRcv.Text += strRcv;

memoRcv.SelectionStart = memoRcv.Text.Length; memoRcv.ScrollToCaret(); }

} }

private void Stop_Click(object sender, EventArgs e) //退出接收数据 {

tmSend.Stop(); }

private void Clear_Click(object sender, EventArgs e) //清空接收数据 {

memoRcv.Text = \ }

private void Time_Press(object sender, KeyPressEventArgs e) {

if (!Char.IsLetterOrDigit(e.KeyChar)) {

e.Handled = true; } else {

e.Handled = false; } }

private void TextTime_KeyPress(object sender, KeyPressEventArgs e) //限制定时发送时间只能输入数字 {

if (!(Char.IsNumber(e.KeyChar)) && e.KeyChar != (char)8) {

MessageBox.Show(\请输入数字\提示\ e.Handled = true;

} else {

e.Handled = false; } }

private void memoSend_KeyPress(object sender, KeyPressEventArgs e) {

}

private void btnClose_Click(object sender, EventArgs e) //关闭串口

{

if (sp1.IsOpen) {

sp1.Close();

labSerial.Text = \串口号：\ labState.Text = \状态：关闭\ } }

private void Send16_KeyPress(object sender, KeyPressEventArgs e) {

//string Send16 = memoRcv.Text;

//byte[] buff = new byte[Send16.Length / 2]; //int index = 0;

//for (int i = 0; i < Send16.Length; i += 2) //{

// buff[index] = Convert.ToByte(Send16.Substring(i, 2), 16); // ++index; //}

//string result = Encoding.Default.GetString(buff); //// MessageBox.Show(result); //memoRcv.Text = result; }

private void SendStr_KeyPress(object sender, KeyPressEventArgs e) {

//string SendStr = memoRcv.Text;

//byte[] ba = System.Text.ASCIIEncoding.Default.GetBytes(SendStr); //StringBuilder sb = new StringBuilder(); //foreach (byte b in ba) //{

// sb.Append(b.ToString(\

//}

//// MessageBox.Show(sb.ToString()); //memoRcv.Text = sb.ToString(); }

private void rbtnSend16_CheckedChanged(object sender, EventArgs e) {

StateChanged_16 = 1;

StateChanged_Ascii = 0;

string StrSend = memoSend.Text;

if (Temp_memoSend==StrSend.Trim()&& Flag == 1) {

memoSend.Text = Temp; Flag = 0; } else {

memoSend.Text = \

foreach (char S in StrSend) {

memoSend.Text += ((byte)S).ToString(\ } } }

private void rbtnSendStr_CheckedChanged(object sender, EventArgs e) {

if (StateChanged_16 == 1) { Flag = 1; }

StateChanged_16 = 0; StateChanged_Ascii = 1;

string StrSend = memoSend.Text; Temp = memoSend.Text;

string StrSend_1 = StrSend.Trim(); //去掉前后的空格 string[] StrArray = StrSend_1.Split(' '); //用空格符隔开字符串数组

var Str_Send = new List();

for (int i = 0; i < StrArray.Length; i++) {

if (StrArray.Length == 0) {

break; } else {

if (StrArray[i].Trim() == \ { continue; } else {

if (StrArray[i].Length < 3) {

Str_Send.Add(StrArray[i]); } else {

Str_Send.AddRange(Devide(StrArray[i])); } } }

int byteBufferLength = Str_Send.Count;

byte[] byteBuffer = new byte[byteBufferLength]; int ii = 0;

for (int j = 0; j < Str_Send.Count; j++) {

int decNum = 0; try {

decNum = Convert.ToInt32(Str_Send[j], 16); //把字符串转成16进制数

if (decNum >= 48 && decNum <= 57 || decNum >= 65 && decNum <= 90 || decNum >= 97 && decNum <= 122)//除了数字和字母，其他都转成问号 {

byteBuffer[ii] = Convert.ToByte(decNum); } else {

byteBuffer[ii] = Convert.ToByte(63); } }

catch (System.Exception ex) {

MessageBox.Show(\输入错误！\提示\ rbtnSendStr.Checked = false; rbtnSend16.Checked = true;

memoSend.Text = StrSend; return;

} ii++; }

memoSend.Text = \

foreach (byte b in byteBuffer) {

memoSend.Text += (char)b; }

Temp_memoSend =memoSend.Text; } } } }

本文来源：https://www.bwwdw.com/article/ism6.html