智能通道系统之(2) CRC16(0xA001)_crc16 0xa001-优快云博客

本文介绍了一个用于生成CRC16校验码的C#应用程序，该程序使用多项式0xA001来生成完整的高8位和低8位CRC校验码表。文章包含了项目的源代码和界面设计。

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------郑紫至

E-mail:zhengzizhi@yahoo.com.cn

智能通道系统

本系统全面地展示了Socket与多线程，数据库，工业上采用的CRC查表校验信息码

等综合技术的完整代码，从代码的角度展示了工控通讯的完整过程，本系统可以改装成

地铁、火车站、海关、商场、旅游景点，智能小区、大型集团公司，大型停车场，

等等需要刷卡通行智能验证平台，本系统使用了软终端从理论的角度模拟出单片机终

端设备的通讯过程。

开发工具:Visual Studio 2008.NET(C#) + Microsoft SQL Server 2005

智能通道系统之(2) CRC16(0xA001)

1．设计模式下的界面截图

2. MainForm.cs：

//******************************************************************************************

// 作者：郑紫至

// 创建日期：2008-03-14

// 邮件地址：zhengzizhi@mail.china.com

// 博客地址：http://hi.youkuaiyun.com/zhengzizhi

// 备注说明：欢迎大家转载我的博客内容，代码版权归本人所有，请保留此信息。

//******************************************************************************************

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;

namespace CRC16_0xA001_

{

public partial class MainForm : Form

{

public MainForm()

{

InitializeComponent();

}

private void btnOK_Click(object sender, EventArgs e)

{

const ushort polynomial = 0xA001;

ushort value;ushort temp;

for (ushort i = 0; i <= 0xFF; i++)

{

value = 0; temp = i;

for (byte j = 0; j < 8; j++)

{

if (((value ^ temp) & 0x0001) != 0)

{

value = (ushort)((value >> 1) ^ polynomial);

}

else

{

value >>= 1;

}

temp >>= 1;

}

if (i == 0xFF)

{

this.txtHigh8Bit.Text += "0x" + value.ToString("x4").Substring(0, 2).ToUpper() + " ";

this.txtLow8Bit.Text += "0x" + value.ToString("x4").Substring(2, 2).ToUpper() + " ";

}

else

{

this.txtHigh8Bit.Text += "0x" + value.ToString("x4").Substring(0, 2).ToUpper() + ",";

this.txtLow8Bit.Text += "0x" + value.ToString("x4").Substring(2, 2).ToUpper() + ",";

}

2. MainForm.Designer.cs:

namespace CRC16_0xA001_

{

partial class MainForm

{

///<summary>

/// Required designer variable.

///</summary>

private System.ComponentModel.IContainer components = null;

///<summary>

/// Clean up any resources being used.

///</summary>

///<param name="disposing">true if managed resources should be disposed; otherwise, false.</param>

protected override void Dispose(bool disposing)

{

if (disposing && (components != null))

{

components.Dispose();

}

base.Dispose(disposing);

}

#region Windows Form Designer generated code

///<summary>

/// Required method for Designer support - do not modify

/// the contents of this method with the code editor.

///</summary>

private void InitializeComponent()

{

this.txtHigh8Bit = new System.Windows.Forms.TextBox();

this.groupBox1 = new System.Windows.Forms.GroupBox();

this.groupBox2 = new System.Windows.Forms.GroupBox();

this.txtLow8Bit = new System.Windows.Forms.TextBox();

this.btnOK = new System.Windows.Forms.Button();

this.groupBox1.SuspendLayout();

this.groupBox2.SuspendLayout();

this.SuspendLayout();

// txtHigh8Bit

this.txtHigh8Bit.Dock = System.Windows.Forms.DockStyle.Fill;

this.txtHigh8Bit.Location = new System.Drawing.Point(3, 17);

this.txtHigh8Bit.Multiline = true;

this.txtHigh8Bit.Name = "txtHigh8Bit";

this.txtHigh8Bit.Size = new System.Drawing.Size(250, 403);

this.txtHigh8Bit.TabIndex = 0;

// groupBox1

this.groupBox1.Controls.Add(this.txtHigh8Bit);

this.groupBox1.Location = new System.Drawing.Point(12, 12);

this.groupBox1.Name = "groupBox1";

this.groupBox1.Size = new System.Drawing.Size(256, 423);

this.groupBox1.TabIndex = 1;

this.groupBox1.TabStop = false;

this.groupBox1.Text = "Polynomial = 0xA001 高8位表";

// groupBox2

this.groupBox2.Controls.Add(this.txtLow8Bit);

this.groupBox2.Location = new System.Drawing.Point(269, 12);

this.groupBox2.Name = "groupBox2";

this.groupBox2.Size = new System.Drawing.Size(256, 423);

this.groupBox2.TabIndex = 2;

this.groupBox2.TabStop = false;

this.groupBox2.Text = "Polynomial = 0xA001 低8位表";

// txtLow8Bit

this.txtLow8Bit.Dock = System.Windows.Forms.DockStyle.Fill;

this.txtLow8Bit.Location = new System.Drawing.Point(3, 17);

this.txtLow8Bit.Multiline = true;

this.txtLow8Bit.Name = "txtLow8Bit";

this.txtLow8Bit.Size = new System.Drawing.Size(250, 403);

this.txtLow8Bit.TabIndex = 0;

// btnOK

this.btnOK.Location = new System.Drawing.Point(231, 442);

this.btnOK.Name = "btnOK";

this.btnOK.Size = new System.Drawing.Size(75, 23);

this.btnOK.TabIndex = 3;

this.btnOK.Text = "生成(&P)";

this.btnOK.UseVisualStyleBackColor = true;

this.btnOK.Click += new System.EventHandler(this.btnOK_Click);

// MainForm

this.AcceptButton = this.btnOK;

this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);

this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;

this.ClientSize = new System.Drawing.Size(540, 469);

this.Controls.Add(this.btnOK);

this.Controls.Add(this.groupBox2);

this.Controls.Add(this.groupBox1);

this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedToolWindow;

this.Name = "MainForm";

this.Text = "生成CRC16的校验码表（Polynomial = 0xA001）";

this.groupBox1.ResumeLayout(false);

this.groupBox1.PerformLayout();

this.groupBox2.ResumeLayout(false);

this.groupBox2.PerformLayout();

this.ResumeLayout(false);

}

#endregion

private System.Windows.Forms.TextBox txtHigh8Bit;

private System.Windows.Forms.GroupBox groupBox1;

private System.Windows.Forms.GroupBox groupBox2;

private System.Windows.Forms.TextBox txtLow8Bit;

private System.Windows.Forms.Button btnOK;

}

CRC16(0xA001)项目所有代码全部发布完毕（包括自动生成的代码）