标签:blog class c code tar color
上篇话说是串口方式操作RFID设备。 下面介绍网络协议方式。 设备支持断线重连。 那我们的服务也不能差了不是。 所以这个服务类也是支持的哦。
不解释上代码:
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namespace
Rfid { /// <summary> /// 获取Vip数据 /// </summary> /// <param name="vip"></param> public
delegate void GetVipEventHandle( object
obj, MarkArgs vip); /// <summary> /// 识别标签 /// </summary> /// <param name="idMark"></param> public
delegate void IdentificationMarksEventHandle( object
obj, MarkArgs idMark); /// <summary> /// 写标签 /// </summary> public
delegate void WriteMarksEventHandle( object
obj, MarkArgs writeMark); public
class RfidSocket { public
event GetVipEventHandle GetVip; public
event IdentificationMarksEventHandle IdentificationMarks; public
event WriteMarksEventHandle WriteMarks; /// <summary> /// 识别标签协议 /// </summary> public
readonly byte [] MReadMarks = new
byte [5] { 0xA0, 0x03, 0x82, 0x00, 0xDB }; /// <summary> /// 接受失败协议 /// </summary> public
readonly byte [] MErrorHeader = new
byte [3] { 0xE4, 0x04, 0x82 }; /// <summary> /// 接受成功协议 /// </summary> public
readonly byte [] MSucessHeader = new
byte [3] { 0xE0, 0x10, 0x82 }; /// <summary> /// Vip数据长度 /// </summary> public
const int MDataLength = 12; /// <summary> /// 发送读取协议证 /// </summary> public
System.Windows.Forms.Timer MTimer = new
System.Windows.Forms.Timer(); /// <summary> /// 链接状态 /// </summary> public
bool Connected = false ; /// <summary> /// Vip编号 /// </summary> public
string VipId = string .Empty; /// <summary> /// 全局锁 /// </summary> public
object MLock = new
object (); /// <summary> /// Socket通讯 /// </summary> public
SocketClient Client = new
SocketClient(); /// <summary> /// 连接错误次数 /// </summary> public
int MConnectErrorCount = 0; public
string Ip { get ; set ; } public
int Port { get ; set ; } public
int ErrorCount { get ; set ; } public
RfidSocket( string
ip, int
port, int
errorCount) { this .Ip = ip; this .Port = port; this .ErrorCount = errorCount; } void
client_OnDisconnected( object
sender) { Client.mOnConnected -= client_mOnConnected; Client.mOnError -= client_mOnError; Client.OnDataIn -= client_OnDataIn; Client.OnDisconnected -= client_OnDisconnected; } void
client_OnDataIn( object
sender, byte [] data) { try { GC.Collect(); GC.WaitForFullGCComplete(); GC.Collect(); //当前不考虑数据协议失败情况 Monitor.Enter(MLock); //判断消息头 if
(data.Length > 3) { IdentificationTag(data); WriteTag(data); } ReaderTag(data); } finally { Monitor.Exit(MLock); } } /// 识别标签协 private
void IdentificationTag( byte [] data) { //识别标签协议成功 if
(data[0] == 0xE0 && data[1] == 0x10 && data[2] == 0x82) { //解析标签成功 if
(data.Length >= 18) { var
vipByte = new
byte [4]; Array.Copy(data, 13, vipByte, 0, vipByte.Length); var
vipId = ((vipByte[0]) + (vipByte[1] << 8) + (vipByte[2] << 16) + (vipByte[3] << 32)).ToString(); if
(IdentificationMarks != null ) { var
markArgs = new
MarkArgs(vipId, string .Empty, true ); IdentificationMarks( this , markArgs); } } } else
if (data[0] == 0xE4 && data[1] == 0x04 && data[2] == 0x82) { if
(IdentificationMarks != null ) { var
markArgs = new
MarkArgs( string .Empty, string .Empty, false ); IdentificationMarks( this , markArgs); } } } /// 快写标签 private
void WriteTag( byte [] data) { if
(data[0] == 0xE0 && data[1] == 0x04 && data[2] == 0x9C) { if
(data.Length >= 6) { if
(data[4] == 0x0) { //写标签成功 if
(WriteMarks != null ) { var
markArgs = new
MarkArgs( string .Empty, string .Empty, true ); WriteMarks( this , markArgs); } } else { //写标签失败 if
(WriteMarks != null ) { var
markArgs = new
MarkArgs( string .Empty, string .Empty, false ); WriteMarks( this , markArgs); } } } } } /// 定时模式读取标签 private
void ReaderTag( byte [] data) { if
(data.Length >= 17) { if
(data[0] == 0x00 && data[1] == 0x00 && data[16] == 0xFF) { var
bytCheck = new
byte [15]; Array.Copy(data, 0, bytCheck, 0, 15); var
checkSum = EPCSDKHelper.CheckSum(bytCheck) & 0xFF; //校验和 if
(data[15] == checkSum) { var
vipByte = new
byte [4]; Array.Copy(bytCheck, 10, vipByte, 0, 4); var
vipId = ((vipByte[0]) + (vipByte[1] << 8) + (vipByte[2] << 16) + (vipByte[3] << 32)).ToString(); this .VipId = vipId; if
(GetVip != null ) { var
markArgs = new
MarkArgs( this .VipId, string .Empty, true ); GetVip( this , markArgs); } } } } } private
void client_mOnError( object
sender, SocketException error) { if
(!Client.ConnectFlag) { ReConnect(); } } private
void client_mOnConnected( object
sender) { MConnectErrorCount = 0; } private
void ReConnect() { if
(Client != null ) { Client.mOnConnected -= client_mOnConnected; Client.mOnError -= client_mOnError; Client.OnDataIn -= client_OnDataIn; Client.OnDisconnected -= client_OnDisconnected; } Client = new
SocketClient(); Client.Connect( this .Ip, this .Port); Client.mOnConnected += client_mOnConnected; Client.mOnError += client_mOnError; Client.OnDataIn += client_OnDataIn; Client.OnDisconnected += client_OnDisconnected; } private
void mTimer_Tick( object
sender, EventArgs e) { try { MTimer.Enabled = false ; if
(Client.ConnectFlag) { Client.Send(TagProtocol.MIdentificationMarks); } else { MConnectErrorCount++; if
(MConnectErrorCount > this .ErrorCount) { ReConnect(); } } } finally { MTimer.Enabled = true ; } } public
void Start() { Client = new
SocketClient(); Client.Connect( this .Ip, this .Port); Client.mOnConnected += client_mOnConnected; Client.mOnError += client_mOnError; Client.OnDataIn += client_OnDataIn; Client.OnDisconnected += client_OnDisconnected; MTimer.Interval = 1000; MTimer.Enabled = true ; MTimer.Tick += mTimer_Tick; } public
void ClearVipId() { try { Monitor.Enter(MLock); this .VipId = string .Empty; } finally { Monitor.Exit(MLock); } } public
void WriteMark( int
mark) { if
(mark < 0 && mark > 0xffffffff) { throw
new Exception( "超出写标签范围!" ); } var
markByte = mark.ToString( "x" ).PadLeft(8, ‘0‘ ); var
byt = new
byte [4]; for
( var
i = 0; i < markByte.Length; i = i + 2) { byt[i / 2] = ( byte )Convert.ToInt32(markByte[i].ToString() + markByte[i + 1].ToString(), 16); } var
writeMarkData = new
byte [10]; Array.Copy(TagProtocol.MWriteMark, 0, writeMarkData, 0, TagProtocol.MWriteMark.Length); Array.Copy(byt, 0, writeMarkData, TagProtocol.MWriteMark.Length, byt.Length); //写校验和 writeMarkData[9] = ( byte )(EPCSDKHelper.CheckSum(writeMarkData) & 0xFF); Client.Send(writeMarkData); GC.Collect(); GC.WaitForFullGCComplete(); GC.Collect(); } } |
上面介绍了网络通讯的设备类当然也少不了Socket通讯类。 不然没法通许不是
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namespace
Rfid { public
delegate void ClientErrorEvent( object
sender, SocketException error); public
delegate void ClientOnDataInHandler( object
sender, byte [] data); public
delegate void ClientEvent( object
sender); public
class SocketClient { public
event ClientEvent mOnConnected = null ; public
event ClientEvent OnDisconnected = null ; public
event ClientOnDataInHandler OnDataIn = null ; public
event ClientErrorEvent mOnError = null ; private
Socket cli = null ; private
byte [] databuffer; private
int buffersize = 64 * 1024; public
bool ConnectFlag { get { if
(cli == null ) { return
false ; } return
cli.Connected; } } private
void RaiseDisconnectedEvent() { if
( null
!= OnDisconnected) OnDisconnected( this ); } private
void RaiseErrorEvent(SocketException error) { if
( null
!= mOnError) mOnError( this , error); } private
void HandleConnectionData(IAsyncResult parameter) { Socket remote = (Socket)parameter.AsyncState; int
read = remote.EndReceive(parameter); if
(0 == read) { RaiseDisconnectedEvent(); } else { byte [] received = new
byte [read]; Array.Copy(databuffer, 0, received, 0, read); if
( null
!= OnDataIn) OnDataIn( this , received); StartWaitingForData(remote); } } private
void HandleIncomingData(IAsyncResult parameter) { try { HandleConnectionData(parameter); } catch
(ObjectDisposedException) { RaiseDisconnectedEvent(); } catch
(SocketException x) { if
(x.ErrorCode == 10054) { RaiseDisconnectedEvent(); } RaiseErrorEvent(x); } } private
void StartWaitingForData(Socket soc) { soc.BeginReceive(databuffer, 0, buffersize, SocketFlags.None, new
AsyncCallback(HandleIncomingData), soc); } private
void HandleSendFinished(IAsyncResult parameter) { Socket socket = (Socket)parameter.AsyncState; socket.EndSend(parameter); } public
SocketClient() { databuffer = new
byte [buffersize]; } private
void Connected(IAsyncResult iar) { Socket socket = (Socket)iar.AsyncState; try { socket.EndConnect(iar); } catch
(SocketException x) { RaiseErrorEvent(x); return ; } catch
(ArgumentException) { return ; } catch
(Exception e) { LogInfo.Error( "Connected:"
+ e.Message); LogInfo.Error(e.StackTrace); return ; } if
( null
!= mOnConnected) mOnConnected( this ); StartWaitingForData(socket); } public
void Connect( string
ip, int
port) { cli = new
Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); IPEndPoint iep = new
IPEndPoint(IPAddress.Parse(ip), port); try { cli.BeginConnect(iep, new
AsyncCallback(Connected), cli); } catch
(SocketException er) { LogInfo.Error( "与服务器无法建立连接!错误编号:"
+ er.ErrorCode + " 错误消息:"
+ er.Message); } } public
void Close() { cli.Shutdown(SocketShutdown.Both); cli.Close(); } public
void Send( byte [] buffer) { try { cli.BeginSend(buffer, 0, buffer.Length, SocketFlags.None, new
AsyncCallback(HandleSendFinished), cli); } catch
(ObjectDisposedException) { RaiseDisconnectedEvent(); } catch
(SocketException x) { RaiseErrorEvent(x); } } } |
看到这些你有没有什么想说的。 提出你的想法。其实搞和硬件通讯还是很有趣的。下篇我将介绍一下让我恶心的不能再恶心的东进的电话卡模块。他的SDK简直无法用言语表达了(我只能说祝福了)。 对于RFID的SDK简单明了想要搞个程序还是很容易的。
C# RFID windows 服务 网络协议方式,布布扣,bubuko.com
标签:blog class c code tar color
原文地址:http://www.cnblogs.com/liuyunsheng/p/3739630.html