实例介绍
【实例简介】RFID卡设置
【实例截图】
【核心代码】
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO.Ports;
using HFrfid;
using System.Data.SQLite;
using System.Threading;
using System.Data.SQLite;
namespace card
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
const byte OK = 0x00;
const byte ERR = 0x01;
public byte[] RevDataBuffer = new byte[50];
public int RevDataBufferCount = 0x0;
SerialPort serial = new SerialPort();
private delegate void ProcessRxDataDelegate();
Thread RfidRevDataOptThread = null;
public int BaudRate;//波特率
private void button1_Click(object sender, EventArgs e) //读取ID
{
if (serial.IsOpen)
{
textBox2.Text = "";
byte[] Cmd_Read_Id = new byte[8];
Cmd_Read_Id[0] = 0x01;
Cmd_Read_Id[1] = 0x08;
Cmd_Read_Id[2] = 0xa1;
Cmd_Read_Id[3] = Convert.ToByte(textBox1.Text,16);
Cmd_Read_Id[4] = 0x00;
Cmd_Read_Id[5] = 0x01;
Cmd_Read_Id[6] = 0x00;
CheckSum(Cmd_Read_Id, Cmd_Read_Id[1]);
serial.Write(Cmd_Read_Id, 0, Cmd_Read_Id[1]);//发送读卡号命令
}
else
{
MessageBox.Show("请打开端口");
}
}
public string byteToHexStr(byte[] bytes, int len) //数组转十六进制字符
{
string returnStr = "";
if (bytes != null)
{
for (int i = 0; i < len; i )
{
returnStr = bytes[i].ToString("X2");
}
}
return returnStr;
}
private void button2_Click(object sender, EventArgs e) //注册
{
string DBName = "test";
if (textBox1.Text == "")
{
MessageBox.Show("请输入读写器地址");
}
else if (textBox2.Text == "")
{
MessageBox.Show("请读取卡ID");
}
else if (textBox3.Text == "")
{
MessageBox.Show("请输入姓名");
}
else if (textBox4.Text == "")
{
MessageBox.Show("请输入用户编号");
}
if (serial.IsOpen) //注册时写入用户ID数据
{
byte[] Cmd_Write_Block = new byte[23];
Cmd_Write_Block[0] = 0x01;
Cmd_Write_Block[1] = 0x17;
Cmd_Write_Block[2] = 0xa4;
Cmd_Write_Block[3] = Convert.ToByte(textBox1.Text, 16);
Cmd_Write_Block[4] = 0x01; //设置写入块为01
Cmd_Write_Block[5] = 0x00; //蜂鸣器开
byte[] textdata = strToToHexByte(textBox4.Text);
for (int i = 0; i < textdata.Length; i )
{
Cmd_Write_Block[6 i] = textdata[i];
}
CheckSum(Cmd_Write_Block, Cmd_Write_Block[1]);
serial.Write(Cmd_Write_Block, 0, Cmd_Write_Block[1]);
}
else
{
MessageBox.Show("请打开端口");
}
creatDB(DBName);
}
private void button3_Click(object sender, EventArgs e) //取消
{
textBox1.Clear();
textBox2.Clear();
textBox3.Clear();
textBox4.Clear();
}
private void button4_Click(object sender, EventArgs e) //加密
{
if (serial.IsOpen)
{
byte[] Cmd_Password_Block = new byte[8];
Cmd_Password_Block[0] = 0x01;
Cmd_Password_Block[1] = 0x08;
Cmd_Password_Block[2] = 0xa5;
Cmd_Password_Block[3] = Convert.ToByte(textBox1.Text, 16);
Cmd_Password_Block[4] = 0x03; //对数据块01加密
Cmd_Password_Block[5] = 0x00;
Cmd_Password_Block[6] = 0x00;
CheckSum(Cmd_Password_Block, Cmd_Password_Block[1]);
serial.Write(Cmd_Password_Block, 0, Cmd_Password_Block[1]);
}
}
public void CheckSum(byte[] buf, byte len)
{
byte i;
byte checksum;
checksum = 0;
for (i = 0; i < (len - 1); i )
{
checksum ^= buf[i];
}
buf[len - 1] = (byte)~checksum;
}
public string byteToHexStrH(byte[] bytes, int len) //数组转十六进制字符显示
{
string returnStr = "";
if (bytes != null)
{
for (int i = 0; i < len; i )
{
returnStr = bytes[i].ToString("X2");
returnStr = ' ';
}
}
return returnStr;
}
private static byte[] strToToHexByte(string hexString) //字符串转16进制
{
//hexString = hexString.Replace(" ", " ");
if ((hexString.Length % 2) != 0)
hexString = "0" hexString;
byte[] returnBytes = new byte[hexString.Length / 2];
for (int i = 0; i < returnBytes.Length; i )
returnBytes[i] = Convert.ToByte(hexString.Substring(i * 2, 2), 16);
return returnBytes;
}
private void comboBox1_SelectedIndexChanged(object sender, EventArgs e) //串口
{
if (serial.IsOpen)
{
serial.Close();
}
button5.Text = "打开串口";
}
private void comboBox2_SelectedIndexChanged(object sender, EventArgs e) // 波特率
{
switch (comboBox2.Text)
{
case "4800":
BaudRate = 4800;
break;
case "7200":
BaudRate = 7200;
break;
case "9600":
BaudRate = 9600;
break;
case "14400":
BaudRate = 14400;
break;
case "19200":
BaudRate = 19200;
break;
case "38400":
BaudRate = 38400;
break;
case "57600":
BaudRate = 57600;
break;
case "115200":
BaudRate = 115200;
break;
}
}
private void button5_Click(object sender, EventArgs e) // 打开串口
{
if (comboBox1.Items.Count != 0)
{
try
{
if (button5.Text == "打开串口")
{
if (serial.IsOpen == false)
{
serial.PortName = comboBox1.Text;
serial.BaudRate = BaudRate;
serial.Parity = Parity.None;
serial.DataBits = 8;
serial.StopBits = StopBits.One;
serial.ReadBufferSize = 10 * 1024;
serial.Open();
button5.Text = "关闭串口";
RfidRevDataOptThread = new Thread(RevData);
RfidRevDataOptThread.IsBackground = true;
RfidRevDataOptThread.Start();
}
}
else
{
if (serial.IsOpen)
{
serial.Close();
}
button5.Text = "打开串口";
}
}
catch//InvalidOperationException w
{
MessageBox.Show(" 端口被占用\n请选择正确的端口", "错误");
}
}
else
{
MessageBox.Show("请选择正确的端口", "错误");
}
}
public void RevData()
{
while (serial.IsOpen == true)
{
System.Threading.Thread.Sleep(10);
try
{
ProcessRxDataDelegate fc = new ProcessRxDataDelegate(AsyRevData);
this.Invoke(fc);
}
catch
{
;
}
}
}
public void AsyRevData()
{
int len;
int i;
byte error;
byte cmd;
byte pkttype;
byte pktlength = 0x0;
bool revflag;
bool status;
byte[] rdatacopy = new byte[50];
string ss;
try
{
if (serial.IsOpen)
{
//System.Threading.Thread.Sleep(50);
len = serial.BytesToRead;
revflag = false;
if (len > 0)
{
revflag = true;
System.Threading.Thread.Sleep(100);
}
while (revflag)
{
RevDataBuffer[RevDataBufferCount] = (byte)serial.ReadByte();
RevDataBufferCount ;
if (RevDataBufferCount >= 50)//防止缓冲区溢出,缓冲区最大接收50字节
{
RevDataBufferCount = 0;
}
//System.Threading.Thread.Sleep(5);
len = serial.BytesToRead;
if (len > 0)
{
revflag = true;
}
else
{
revflag = false;
}
}
if ((RevDataBuffer[1] <= RevDataBufferCount) && (RevDataBufferCount != 0x0))//判断是否收满一帧数据
{
RevDataBufferCount = 0x0;
//RevDataBufferCount = RevDataBufferCount - RevDataBuffer[1];
status = CheckSumOut(RevDataBuffer, RevDataBuffer[1]);
ss = byteToHexStrH(RevDataBuffer, RevDataBuffer[1]);//原始数据包
if (status == true)
{
pkttype = RevDataBuffer[0];
pktlength = RevDataBuffer[1];
cmd = RevDataBuffer[2];
error = RevDataBuffer[4];
for (i = 0; i < pktlength - 6; i )
{
RevDataBuffer[i] = RevDataBuffer[i 5];
}
switch (pkttype)
{
case 0x01:
switch (cmd)
{
case 0xa1:
if (error == OK)
{
ss = byteToHexStr(RevDataBuffer, 6);
textBox2.Text = ss;
}
else
{
textBox8.Text = "读卡号失败";
}
break;
case 0xa4:
if (error == OK)
{
textBox8.Text = "写数据成功";
}
else
{
textBox8.Text = "写数据失败";
}
break;
case 0xa5:
if (error == OK)
{
textBox8.Text = "加密成功";
}
else
{
textBox8.Text = "加密失败";
}
break;
}
break;
case 0x03:
if (error == OK)
{
textBox8.Text = "设置成功";
}
else
textBox8.Text = "设置失败";
break;
}
}
}
else
{
//RevDataBufferCount = 0;
}
}
else
{
button5.Text = "打开串口";
if (RfidRevDataOptThread.ThreadState != ThreadState.Aborted)
{
RfidRevDataOptThread.Abort();
}
}
}
catch
{
RevDataBufferCount = 0x0;
button5.Text = "打开串口";
if (serial.IsOpen)
{
serial.Close();
}
if (RfidRevDataOptThread.ThreadState != ThreadState.Aborted)
{
RfidRevDataOptThread.Abort();
}
}
}
public static bool CheckSumOut(byte[] buf, byte len)
{
byte i;
byte checksum;
checksum = 0;
for (i = 0; i < (len - 1); i )
{
checksum ^= buf[i];
}
if (buf[len - 1] == (byte)~checksum)
{
return true;
}
return false;
}
private void button6_Click(object sender, EventArgs e) //检查端口
{
comboBox1.Items.Clear();
comboBox1.Text = null;
searchPort();
}
public void searchPort()
{
string[] ports = SerialPort.GetPortNames();
foreach (string port in ports)
{
comboBox1.Items.Add(port);
}
if (ports.Length > 0)
{
comboBox1.Text = ports[0];
}
else
{
MessageBox.Show("没有发现端口");
}
}
private void Form1_Load(object sender, EventArgs e)
{
searchPort();
switch (comboBox2.Text)
{
case "4800":
BaudRate = 4800; break;
case "7200":
BaudRate = 7200; break;
case "9600":
BaudRate = 9600; break;
case "14400":
BaudRate = 14400; break;
case "19200":
BaudRate = 19200; break;
case "38400":
BaudRate = 38400; break;
case "57600":
BaudRate = 57600; break;
case "115200":
BaudRate = 115200; break;
}
}
private void Form1Close(object sender, FormClosedEventArgs e)
{
if (serial.IsOpen)
{
serial.Close();
}
this.Dispose(); //关闭程序释放资源
}
public static void creatDB(string DBName) //创建数据库
{
string datasource = "g://db//test.db";
System.Data.SQLite.SQLiteConnection.CreateFile(datasource);
System.Data.SQLite.SQLiteConnection conn = new System.Data.SQLite.SQLiteConnection();
System.Data.SQLite.SQLiteConnectionStringBuilder connstr = new System.Data.SQLite.SQLiteConnectionStringBuilder();
connstr.DataSource = datasource;
conn.Open();
//创建add表
string sqladd = "create table if not exists addtable (add char(20),id char(20),primary key(add));";
SQLiteCommand sqlCmdadd = new SQLiteCommand(sqladd, conn);
//创建id表
string sqlid = "create table if not exists idtable (id char(20),name char(20),num char();primary key(add),foreign key(id) references addtable(id));";
SQLiteCommand sqlCmdid = new SQLiteCommand(sqlid, conn);
//创建num表
string sqlnum = "create table if not exists idtable (id char(20),logtime TIMESTAMP default (datetime('now', 'localtime')),foreign key(num) references idtable(num));";
SQLiteCommand sqlCmdnum = new SQLiteCommand(sqlnum, conn);
//插入数据
string sqlint1 = "insert into addtable values('textBox1.Text.Trim()','textBox2.Text.Trim()')";
SQLiteCommand sqlCmd_insert1 = new SQLiteCommand(sqlint1, conn);
conn.Close();
}
}
}
好例子网口号：伸出你的我的手 — 分享！
网友评论
小贴士
感谢您为本站写下的评论，您的评论对其它用户来说具有重要的参考价值，所以请认真填写。
- 类似“顶”、“沙发”之类没有营养的文字，对勤劳贡献的楼主来说是令人沮丧的反馈信息。
- 相信您也不想看到一排文字/表情墙，所以请不要反馈意义不大的重复字符，也请尽量不要纯表情的回复。
- 提问之前请再仔细看一遍楼主的说明，或许是您遗漏了。
- 请勿到处挖坑绊人、招贴广告。既占空间让人厌烦，又没人会搭理，于人于己都无利。
关于好例子网
本站旨在为广大IT学习爱好者提供一个非营利性互相学习交流分享平台。本站所有资源都可以被免费获取学习研究。本站资源来自网友分享，对搜索内容的合法性不具有预见性、识别性、控制性，仅供学习研究，请务必在下载后24小时内给予删除，不得用于其他任何用途，否则后果自负。基于互联网的特殊性，平台无法对用户传输的作品、信息、内容的权属或合法性、安全性、合规性、真实性、科学性、完整权、有效性等进行实质审查；无论平台是否已进行审查，用户均应自行承担因其传输的作品、信息、内容而可能或已经产生的侵权或权属纠纷等法律责任。本站所有资源不代表本站的观点或立场，基于网友分享，根据中国法律《信息网络传播权保护条例》第二十二与二十三条之规定，若资源存在侵权或相关问题请联系本站客服人员，点此联系我们。关于更多版权及免责申明参见 版权及免责申明
支持(0) 盖楼(回复)
支持(0) 盖楼(回复)
支持(0) 盖楼(回复)
支持(0) 盖楼(回复)