C#结合串口通信类实现串口通信源代码

mycom是串口通信类，在本blog前一篇中有完整代码。

下面是串口通讯测试程序的源代码，将mycom类放在此项目中
可以实现简单的串口通信，希望读者能通过这个程序对串口通信过程有一个初步的了解：

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Threading;
namespace BusApp
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.Label label1;
private System.Windows.Forms.Label label2;
private System.Windows.Forms.Button button1;
private System.Windows.Forms.GroupBox groupBox1;
private System.Windows.Forms.Label label3;
private System.Windows.Forms.Label label4;
private System.Windows.Forms.Label label5;
private System.Windows.Forms.Label label6;
private System.Windows.Forms.Button button2;
private System.Windows.Forms.Button button3;
private System.Windows.Forms.Button button4;
private System.Windows.Forms.TextBox textBox8;
private System.Windows.Forms.Label label7;

public int iPort=1; //1,2,3,4
public int iRate=9600; //1200,2400,4800,9600
public byte bSize=8; //8 bits
public byte bParity=0; // 0-4=no,odd,even,mark,space
public byte bStopBits=1; // 0,1,2 = 1, 1.5, 2
public int iTimeout=1000;
public mycom mycom1=new mycom();
public byte[] recb;

private System.Windows.Forms.TextBox msg;
private System.Windows.Forms.TextBox t_port;
private System.Windows.Forms.TextBox t_rate;
private System.Windows.Forms.TextBox t_bytesize;
private System.Windows.Forms.TextBox t_stopbyte;
private System.Windows.Forms.TextBox t_parity;
private System.Windows.Forms.TextBox t_send;
private System.Windows.Forms.Button button5; //readTimeOut
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null;

public Form1()
{
InitializeComponent();
}

/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
   if( disposing )
   {
    if (components != null)
    {
     components.Dispose();
    }
   }
   base.Dispose( disposing );
}

#region Windows 窗体设计器生成的代码
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
   this.msg = new System.Windows.Forms.TextBox();
   this.label1 = new System.Windows.Forms.Label();
   this.label2 = new System.Windows.Forms.Label();
   this.t_send = new System.Windows.Forms.TextBox();
   this.button1 = new System.Windows.Forms.Button();
   this.groupBox1 = new System.Windows.Forms.GroupBox();
   this.button2 = new System.Windows.Forms.Button();
   this.t_port = new System.Windows.Forms.TextBox();
   this.label3 = new System.Windows.Forms.Label();
   this.t_rate = new System.Windows.Forms.TextBox();
   this.label4 = new System.Windows.Forms.Label();
   this.t_bytesize = new System.Windows.Forms.TextBox();
   this.label5 = new System.Windows.Forms.Label();
   this.t_stopbyte = new System.Windows.Forms.TextBox();
   this.label6 = new System.Windows.Forms.Label();
   this.t_parity = new System.Windows.Forms.TextBox();
   this.button3 = new System.Windows.Forms.Button();
   this.button4 = new System.Windows.Forms.Button();
   this.textBox8 = new System.Windows.Forms.TextBox();
   this.label7 = new System.Windows.Forms.Label();
   this.button5 = new System.Windows.Forms.Button();
   this.groupBox1.SuspendLayout();
   this.SuspendLayout();
   //
   // msg
   //
   this.msg.ForeColor = System.Drawing.Color.Green;
   this.msg.Location = new System.Drawing.Point(0, 0);
   this.msg.Multiline = true;
   this.msg.Name = "msg";
   this.msg.ScrollBars = System.Windows.Forms.ScrollBars.Vertical;
   this.msg.Size = new System.Drawing.Size(512, 264);
   this.msg.TabIndex = 0;
   this.msg.Text = "";
   //
   // label1
   //
   this.label1.Location = new System.Drawing.Point(16, 24);
   this.label1.Name = "label1";
   this.label1.Size = new System.Drawing.Size(56, 16);
   this.label1.TabIndex = 1;
   this.label1.Text = "串口号：";
   //
   // label2
   //
   this.label2.ForeColor = System.Drawing.Color.FromArgb(((System.Byte)(192)), ((System.Byte)(64)), ((System.Byte)(0)));
   this.label2.Location = new System.Drawing.Point(8, 280);
   this.label2.Name = "label2";
   this.label2.Size = new System.Drawing.Size(80, 16);
   this.label2.TabIndex = 1;
   this.label2.Text = "设置数据包：";
   //
   // t_send
   //
   this.t_send.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
   this.t_send.ForeColor = System.Drawing.Color.FromArgb(((System.Byte)(255)), ((System.Byte)(128)), ((System.Byte)(0)));
   this.t_send.Location = new System.Drawing.Point(80, 272);
   this.t_send.Name = "t_send";
   this.t_send.Size = new System.Drawing.Size(344, 21);
   this.t_send.TabIndex = 2;
   this.t_send.Text = "";
   //
   // button1
   //
   this.button1.Location = new System.Drawing.Point(432, 272);
   this.button1.Name = "button1";
   this.button1.Size = new System.Drawing.Size(40, 23);
   this.button1.TabIndex = 3;
   this.button1.Text = "发送";
   this.button1.Click += new System.EventHandler(this.button1_Click);
   //
   // groupBox1
   //
   this.groupBox1.Controls.Add(this.button2);
   this.groupBox1.Controls.Add(this.t_port);
   this.groupBox1.Controls.Add(this.label1);
   this.groupBox1.Controls.Add(this.label3);
   this.groupBox1.Controls.Add(this.t_rate);
   this.groupBox1.Controls.Add(this.label4);
   this.groupBox1.Controls.Add(this.t_bytesize);
   this.groupBox1.Controls.Add(this.label5);
   this.groupBox1.Controls.Add(this.t_stopbyte);
   this.g

补充：软件开发 , C# ,