/// <summary>
/// 通讯状态观察
/// </summary>
private void CommunicationObser(object sender, System.Timers.ElapsedEventArgs e)
{
try
{
communicationobserve_timer.Enabled = false;
//接收超时,进行重新连接
if (LastConnectLong > 3)
{
LogHelper.WriteLog("重连" + DeviceID.ToString() + "号IO设备");
ReConnect();
}
if (LastRecLong > 2)
{
IODeviceInfo IOInfo = new IODeviceInfo();
IOInfo.ID = this.DeviceID;
DelegateState.InvokeDispatchStateEvent(this.DeviceID.ToString() + "号IO设备掉线,重新尝试连接...");
//通知调度程序 小车已经掉线
IOInfo.bIsCommBreak = true;
DelegateState.InvokeIOFeedBackEvent(IOInfo);
}
}
catch (Exception ex)
{
DelegateState.InvokeDispatchStateEvent(this.DeviceID.ToString() + "号IO设备，观察线程异常");
LogHelper.WriteErrorLog(ex);
}
finally
{
if (!IsStop)
{
communicationobserve_timer.Enabled = true;
}
}
}
/// <summary>
/// 启动
/// </summary>
/// <returns></returns>
public bool Start()
{
try
{
//先执行ping 命令
KeepServer = true;
IPAddress ip = IPAddress.Parse(ComPara.ServerIP);
IPEndPoint ipep = new IPEndPoint(ip, ComPara.Port);//IP和端口
//Tcpsocket.Connect(new IPEndPoint(ip, ComPara.Port));
ConnectSocketDelegate connect = ConnectSocket;
IAsyncResult asyncResult = connect.BeginInvoke(ipep, Tcpsocket, null, null);
bool connectSuccess = asyncResult.AsyncWaitHandle.WaitOne(3 * 1000, false);
if (!connectSuccess)
{
//MessageBox.Show(string.Format("失败！错误信息：{0}", "连接超时"));
return(false);
}
bool exmessage = connect.EndInvoke(asyncResult);
if (exmessage == false)
{
return(false);
}
//if (!string.IsNullOrEmpty(exmessage))
//{
// //MessageBox.Show(string.Format("失败！错误信息：{0}", exmessage));
// return false;
//}
LastRecTime = DateTime.Now;
processor = new Thread(Communication);
processor.IsBackground = true;
processor.Start();
RecevProvessor = new Thread(ReceverMes);
RecevProvessor.IsBackground = true;
RecevProvessor.Start();
return(true);
}
catch (Exception ex)
{
KeepServer = false;
IODeviceInfo IOInfo = new IODeviceInfo();
IOInfo.ID = this.DeviceID;
IOInfo.bIsCommBreak = true;
DelegateState.InvokeIOFeedBackEvent(IOInfo);
return(false);
}
finally
{
this.communicationobserve_timer.Enabled = true;
}
}
/// <summary>
/// 初始化通信
/// </summary>
/// <returns></returns>
public bool Init()
{
try
{
Clear();
Tcpsocket = new Socket(AddressFamily.InterNetwork,
SocketType.Stream, ProtocolType.Tcp);
IsStop = false;
return(true);
}
catch (Exception ex)
{
IODeviceInfo IOInfo = new IODeviceInfo();
IOInfo.ID = this.DeviceID;
IOInfo.bIsCommBreak = true;
DelegateState.InvokeIOFeedBackEvent(IOInfo);
return(false);
}
}
/// <summary>
/// 重新创建连接
/// </summary>
public void ReConnect()
{
try
{
LastConnectTime = DateTime.Now;
if (Init())
{
IODeviceInfo IOInfo = new IODeviceInfo();
IOInfo.ID = this.DeviceID;
if (ReStart())
{
LastConnectTime = DateTime.Now;
}
else
{
DelegateState.InvokeDispatchStateEvent("尝试连接" + this.DeviceID.ToString() + "号IO设备...");
IOInfo.bIsCommBreak = true;
DelegateState.InvokeIOFeedBackEvent(IOInfo);
}
}
else
{
DelegateState.InvokeDispatchStateEvent("尝试连接" + this.DeviceID.ToString() + "号IO设备...");
IODeviceInfo IOInfo = new IODeviceInfo();
IOInfo.ID = DeviceID;
IOInfo.bIsCommBreak = true;
DelegateState.InvokeIOFeedBackEvent(IOInfo);
}
}
catch (Exception ex)
{
DelegateState.InvokeDispatchStateEvent("尝试连接" + this.DeviceID.ToString() + "号IO设备...");
IODeviceInfo IOInfo = new IODeviceInfo();
IOInfo.ID = DeviceID;
IOInfo.bIsCommBreak = true;
DelegateState.InvokeIOFeedBackEvent(IOInfo);
}
}
public bool SendData(List <byte> bytelist, FunctionCode fc)
{
try
{
Tcpsocket.Send(bytelist.ToArray());//发送字节
if (fc == FunctionCode.Write)
{
Thread.Sleep(60);
}
int offlinecount = 0;
int allheadleftlengh = 6;
int receivedlengh = 0;
byte[] bufferhead = new byte[6];
while (allheadleftlengh - receivedlengh > 0)
{
byte[] buffertemp = new byte[allheadleftlengh - receivedlengh];
int lengh = Tcpsocket.Receive(buffertemp);
if (lengh <= 0)
{
if (offlinecount == 3)
{
throw new Exception("Socket 错误！");
}
offlinecount += 1;
Thread.Sleep(1000 * 2);
}
Buffer.BlockCopy(buffertemp, 0, bufferhead, receivedlengh, lengh);
receivedlengh += lengh;
}
offlinecount = 0;
receivedlengh = 0;
int allcontentleftlengh = int.Parse(Convert.ToString(bufferhead[5], 10));
byte[] buffercontent = new byte[allcontentleftlengh];
while (allcontentleftlengh - receivedlengh > 0)
{
byte[] buffertemp = new byte[allcontentleftlengh - receivedlengh];
int lengh = Tcpsocket.Receive(buffertemp);
if (lengh <= 0)
{
if (offlinecount == 3)
{
throw new Exception("Socket 错误！");
}
offlinecount += 1;
Thread.Sleep(1000 * 2);
}
Buffer.BlockCopy(buffertemp, 0, buffercontent, receivedlengh, lengh);
receivedlengh += lengh;
}
if (fc == FunctionCode.Read && buffercontent[1] == 0x0f)
{
IODeviceInfo io = new IODeviceInfo();
io.ID = this.DeviceID;
//解析
//1-8口
char[] bytestr = Convert.ToString(buffercontent[4], 2).PadLeft(8, '0').ToArray();
for (int i = 0; i < 8; i++)
{
IOPortInfo ioport = new IOPortInfo();
ioport.PortNo = 8 - i;
ioport.PortState = bytestr[i] == '1' ? 1 : 0;
io.DIPortList.Add(ioport);
}
//9-16口
bytestr = Convert.ToString(buffercontent[3], 2).PadLeft(8, '0').ToArray();
for (int i = 0; i < 8; i++)
{
IOPortInfo ioport = new IOPortInfo();
ioport.PortNo = 16 - i;
ioport.PortState = bytestr[i] == '1' ? 1 : 0;
io.DIPortList.Add(ioport);
}
//17-24口
bytestr = Convert.ToString(buffercontent[6], 2).PadLeft(8, '0').ToArray();
for (int i = 0; i < 8; i++)
{
IOPortInfo ioport = new IOPortInfo();
ioport.PortNo = 24 - i;
ioport.PortState = bytestr[i] == '1' ? 1 : 0;
io.DIPortList.Add(ioport);
}
//25-32口
bytestr = Convert.ToString(buffercontent[5], 2).PadLeft(8, '0').ToArray();
for (int i = 0; i < 8; i++)
{
IOPortInfo ioport = new IOPortInfo();
ioport.PortNo = 32 - i;
ioport.PortState = bytestr[i] == '1' ? 1 : 0;
io.DIPortList.Add(ioport);
}
DelegateState.InvokeIOFeedBackEvent(io);
LastRecTime = DateTime.Now;
return(true);
}
if (fc == FunctionCode.Write && buffercontent[1] == 0x0f)
{
LastRecTime = DateTime.Now;
return(true);
}
return(false);
}
catch (Exception ex)
{
return(false);
}
}
/// <summary>
/// 处理命令反馈
/// </summary>
public bool GetCallBack()
{
try
{
int offlinecount = 0;
int allheadleftlengh = 6;
int receivedlengh = 0;
byte[] bufferhead = new byte[6];
while (allheadleftlengh - receivedlengh > 0)
{
byte[] buffertemp = new byte[allheadleftlengh - receivedlengh];
int lengh = Tcpsocket.Receive(buffertemp);
if (lengh <= 0)
{
if (offlinecount == 3)
{
throw new Exception("Socket 错误！");
}
offlinecount += 1;
Thread.Sleep(1000 * 2);
}
Buffer.BlockCopy(buffertemp, 0, bufferhead, receivedlengh, lengh);
receivedlengh += lengh;
}
offlinecount = 0;
receivedlengh = 0;
int allcontentleftlengh = int.Parse(Convert.ToString(bufferhead[5], 10));
byte[] buffercontent = new byte[allcontentleftlengh];
while (allcontentleftlengh - receivedlengh > 0)
{
byte[] buffertemp = new byte[allcontentleftlengh - receivedlengh];
int lengh = Tcpsocket.Receive(buffertemp);
if (lengh <= 0)
{
if (offlinecount == 3)
{
throw new Exception("Socket 错误！");
}
offlinecount += 1;
Thread.Sleep(1000 * 2);
}
Buffer.BlockCopy(buffertemp, 0, buffercontent, receivedlengh, lengh);
receivedlengh += lengh;
}
//读返回
if (buffercontent[1] == 0x03)
{
IODeviceInfo IOInfo = new IODeviceInfo();
IOInfo.ID = this.DeviceID;
//解析 1-8口
char[] bytestr = Convert.ToString(buffercontent[4], 2).PadLeft(8, '0').ToArray();
for (int i = 0; i < 8; i++)
{
IOPortInfo ioport = new IOPortInfo();
ioport.PortNo = 8 - i;
ioport.PortState = bytestr[i] == '1' ? 1 : 0;
IOInfo.DIPortList.Add(ioport);
}
//9-16口
bytestr = Convert.ToString(buffercontent[3], 2).PadLeft(8, '0').ToArray();
for (int i = 0; i < 8; i++)
{
IOPortInfo ioport = new IOPortInfo();
ioport.PortNo = 16 - i;
ioport.PortState = bytestr[i] == '1' ? 1 : 0;
IOInfo.DIPortList.Add(ioport);
}
//17-24口
bytestr = Convert.ToString(buffercontent[6], 2).PadLeft(8, '0').ToArray();
for (int i = 0; i < 8; i++)
{
IOPortInfo ioport = new IOPortInfo();
ioport.PortNo = 24 - i;
ioport.PortState = bytestr[i] == '1' ? 1 : 0;
IOInfo.DIPortList.Add(ioport);
}
//25-32口
bytestr = Convert.ToString(buffercontent[5], 2).PadLeft(8, '0').ToArray();
for (int i = 0; i < 8; i++)
{
IOPortInfo ioport = new IOPortInfo();
ioport.PortNo = 32 - i;
ioport.PortState = bytestr[i] == '1' ? 1 : 0;
IOInfo.DIPortList.Add(ioport);
}
DelegateState.InvokeIOFeedBackEvent(IOInfo);
LastRecTime = DateTime.Now;
return(true);
}
//写返回
if (buffercontent[1] == 0x10)
{
LastRecTime = DateTime.Now;
return(true);
}
return(false);
}
catch (Exception ex)
{ LogHelper.WriteLog("AGV解析编解码错误!" + ex.Message); }
return(false);
}