//定时器
public void CommTimerCall(object source, System.Timers.ElapsedEventArgs e)
{
if (!bOpen)
{
return;
}
if (CommStateE == ECommSatate.Unknown)
{
return;
}
try
{
DelayTime += 100;
if (DelayTime >= Math.Max(LastSendMsg.Delay_Time, 400)) //超时
{
SaveDebugMsg("延时");
DelayTime = 0;
present_MsgFailRep++; //子站重发次数+1
if (present_MsgFailRep > 2) //超过最大重发次数
{
present_MsgFailRep = 0; //子站重发次数置0
present_DevFailNum++; //子站失败次数置+1
if (present_DevFailNum > 3) //超过最大失败次数
{
if (CommStateE != ECommSatate.Failure)
{
SaveDebugMsg("故障");
CommStateE = ECommSatate.Failure;//子站置通信故障
CAlarmMsgEventArgs ee = new CAlarmMsgEventArgs();
ee.Date_Time = DateTime.Now;
ee.Recorder = Description + "通信故障";
ee.priority = EAlarmPriority.PRIORITY_1;
ee.eAlarmType = EAlarmType.StationState;
ee.StaName = Name;
staAlarm.OnAlarmEvent(ee);
}
present_DevFailNum = 0;
GetSendMsg();//失败次数没达到，继续发送下个子站报文
}
else
{
GetSendMsg();//失败次数没达到，继续发送下个子站报文
}
}
else
{
Write();
}
}
}
catch (Exception e1)
{
ListStrMsg.Add("CProtcolModbusTCP.CommTimerCall:" + Name + e1.Message);
Debug.WriteLine("CProtcolModbusTCP.CommTimerCall:" + Name + e1.Message);
}
//Debug.WriteLine("Send");
}
public bool PortDataRecv(CMessage sSend, byte[] cRecv, int iRecvLen)
{
try
{
if (iRecvLen < 12)
{
ListStrMsg.Add("PortDataRecv:False:iRecvLen < 12");
return(false);
}
for (int i = 0; i < iRecvLen - 11; i++)
{
if (cRecv[i] == FINSTCPHeader[0] && cRecv[i + 1] == FINSTCPHeader[1] && cRecv[i + 2] == FINSTCPHeader[2] && cRecv[i + 3] == FINSTCPHeader[3])
{
int iLen = cRecv[i + 4] * 256 * 256 * 256 + cRecv[i + 5] * 256 * 256 + cRecv[i + 6] * 256 + cRecv[i + 7];
if (iRecvLen - i < iLen + 8)
{
ListStrMsg.Add("PortDataRecv:False:iRecvLen - i < iLen + 8");
return(false);
}
byte[] Datebuff = new byte[iLen];
Array.Copy(cRecv, i + 8, Datebuff, 0, iLen);
if (iLen + 8 > 25)
{
if (Datebuff[17] != SID)
{
ListStrMsg.Add("PortDataRecv:False:Datebuff[17] != SID");
return(false);
}
}
GetVarValue(sSend, Datebuff);
return(true);
}
}
ListStrMsg.Add("PortDataRecv:False:for (int i = 0; i < iRecvLen - 11; i++)");
return(false);
}
catch (Exception ex)
{
ListStrMsg.Add("CProtcolFINS.PortDataRecv:" + ex.Message);
Debug.WriteLine("CProtcolFINS.PortDataRecv:" + ex.Message);
string sShow = "";
for (int i = 0; i < iRecvLen; i++)
{
sShow += cRecv[i].ToString("X2") + " ";
}
ListStrMsg.Add(DateTime.Now.ToLongTimeString() + "Err:" + iRecvLen.ToString() + ":" + sShow);
Debug.WriteLine(DateTime.Now.ToLongTimeString() + "Err:" + iRecvLen.ToString() + ":" + sShow);
return(false);
}
}
//写报文到以太网口
public virtual bool Write(SSend_Message sSend)
{
if (CommStateE != ECommSatate.Unknown)
{//写串口数据
try
{
//n_SerialPort.WriteLine(sSendData);
netstream.Write(sSend.DataBuffer, 0, sSend.Length);
if (bDebug)
{
string sShow1 = "";
for (int i = 0; i < LastSendMsg.sSendMsg.Length; i++)
{
sShow1 += LastSendMsg.sSendMsg.DataBuffer[i].ToString("X2") + " ";
}
frmShow.InsertText(sShow1, "PLC;Send", LastSendMsg.sSendMsg.Length);
}
string sShow = "";
for (int i = 0; i < sSend.Length; i++)
{
sShow += sSend.DataBuffer[i].ToString("X2") + " ";
}
//if(sSend.DataBuffer[27]!=1)
string strAdd = " ";
if (sSend.Length > 30)
{
strAdd += ((sSend.DataBuffer[29] << 8) + sSend.DataBuffer[30]).ToString("0000");
}
sShow = DateTime.Now.ToLongTimeString() + "PLCSend:" + sShow + " (" + sSend.Length.ToString() + ")" + strAdd;
//Debug.WriteLine(sShow);
ListStrMsg.Add(sShow);
}
catch (Exception)
{
return(false);
}
}
return(true);
}
public virtual bool Write()
{
if (CommStateE != ECommSatate.Unknown)
{//写串口数据
try
{
if (LastSendMsg == null)
{
return(false);
}
//n_SerialPort.WriteLine(sSendData);
netstream.Write(LastSendMsg.sSendMsg.DataBuffer, 0, LastSendMsg.sSendMsg.Length);
if (bDebug)
{
string sShow1 = "";
for (int i = 0; i < LastSendMsg.sSendMsg.Length; i++)
{
sShow1 += LastSendMsg.sSendMsg.DataBuffer[i].ToString("X2") + " ";
}
frmShow.InsertText(sShow1, "ModbusTCP;Send", LastSendMsg.sSendMsg.Length);
}
string sShow = "";
for (int i = 0; i < LastSendMsg.sSendMsg.Length; i++)
{
sShow += LastSendMsg.sSendMsg.DataBuffer[i].ToString("X2") + " ";
}
sShow = DateTime.Now.ToLongTimeString() + "ModbusTCPSend:" + sShow + " (" + LastSendMsg.sSendMsg.Length.ToString() + ")";
//Debug.WriteLine(sShow);
ListStrMsg.Add(sShow);
}
catch (Exception e1)
{
ListStrMsg.Add("CProtcolModbusTCP.Write:" + Name + e1.Message);
return(false);
}
}
return(true);
}
//通信线程
private void CTPortThread()
{
while (true)
{
try
{
if (ListStrMsg.Count > ListStrMsgMax)
{
//SaveDebugMsg("正常");
ListStrMsg.RemoveRange(0, ListStrMsgMax / 5);
}
if (!client.Connected)
{
bOpen = false;
CommStateE = ECommSatate.Unknown;
bOpen = ConnectServer();
if (!bOpen)
{
continue;
}
}
if (netstream.CanRead)
{
byte[] buf = new byte[1024];
int iNum = 0;
int iLength = 0;
do
{
iNum = netstream.Read(buf, iLength, buf.Length - iLength);
iLength += iNum;
}while (netstream.DataAvailable || iLength > 1024);
if (iLength > 0)
{
if (bDebug)
{
string sShow1 = "";
for (int i = 0; i < iLength; i++)
{
sShow1 += buf[i].ToString("X2") + " ";
}
frmShow.InsertText(sShow1, "PLC;Recv", iLength);
Thread.Sleep(50);
}
string sShow = "";
for (int i = 0; i < Math.Min(iLength, 34); i++)
{
sShow += buf[i].ToString("X2") + " ";
}
sShow = DateTime.Now.ToLongTimeString() + "PLCRecv:" + sShow + " (" + iLength.ToString() + ")";
// Debug.WriteLine(sShow);
ListStrMsg.Add(sShow);
if (PortDataRecv(LastSendMsg, buf, iLength))
{
GetSendMsg();
}
}
}
}
catch (Exception e)
{
Debug.WriteLine("CProtcolFINS.CTPortThread:" + e.Message);
}
Thread.Sleep(100);
}
}
public bool PortDataRecv(CMessage sSend, byte[] cRecv, int iRecvLen)
{
// 00 01 02 03 04 05 06 07 08 09 10 11
//(012)00 07 00 00 00 06 03 03 00 41 00 40
//(137)00 07 00 00 00 83 03 03 80 00 55 00 72 00 77 .......
//(012)01 2F 00 00 00 06 06 02 00 00 00 99
//(029)01 2F 00 00 00 17 06 02 14 EC 9B CA 85 8E 35 EA 5D D7 5F 27 C3 A5 08 8E 3C F1 39 25 00
//(012)49 A4 00 00 00 06 05 05 00 6E FF 00
//(012)49 A4 00 00 00 06 05 05 00 6E FF 00
//(012)49 E5 00 00 00 06 05 06 00 11 00 00
//(012)49 E5 00 00 00 06 05 06 00 11 00 00
try
{
if (iRecvLen < 10)
{
ListStrMsg.Add("PortDataRecv:false:iRecvLen < 10");
return(false);
}
//Debug.WriteLine(iSendNum.ToString());
for (int i = 0; i < iRecvLen - 10; i++)
{
if (cRecv[i] * 256 + cRecv[i + 1] == iSendNum)
{
int iLen = cRecv[i + 5];
if (iRecvLen - i < iLen + 6)
{
ListStrMsg.Add("PortDataRecv:false:iRecvLen - i < iLen + 6");
return(false);
}
if (CommStateE == ECommSatate.Failure)
{
SaveDebugMsg("正常");
CommStateE = ECommSatate.Normal;//子站置通信恢复
CAlarmMsgEventArgs ee = new CAlarmMsgEventArgs();
ee.Date_Time = DateTime.Now;
ee.Recorder = Description + "通信恢复";
ee.priority = EAlarmPriority.PRIORITY_1;
ee.eAlarmType = EAlarmType.StationState;
ee.StaName = Name;
staAlarm.OnAlarmEvent(ee);
}
else if (CommStateE != ECommSatate.Normal)
{
SaveDebugMsg("正常");
CommStateE = ECommSatate.Normal;//子站置通信恢复
}
DelayTime = 0;
present_MsgFailRep = 0;
present_DevFailNum = 0;
byte[] Datebuff = new byte[iLen];
Array.Copy(cRecv, i + 6, Datebuff, 0, iLen);
GetVarValue(sSend, Datebuff);
return(true);
}
}
ListStrMsg.Add("PortDataRecv:false:cRecv[i] * 256 + cRecv[i + 1] == iSendNum");
return(false);
}
catch (Exception ex)
{
ListStrMsg.Add("CProtcolModbusTCP.PortDataRecv:" + ex.Message);
Debug.WriteLine("CProtcolModbusTCP.PortDataRecv:" + ex.Message);
string sShow = "";
for (int i = 0; i < iRecvLen; i++)
{
sShow += cRecv[i].ToString("X2") + " ";
}
ListStrMsg.Add(DateTime.Now.ToLongTimeString() + "Err:" + iRecvLen.ToString() + ":" + sShow);
Debug.WriteLine(DateTime.Now.ToLongTimeString() + "Err:" + iRecvLen.ToString() + ":" + sShow);
return(false);
}
}