public override bool InitDriver(IO_SERVER server, IO_COMMUNICATION communication, List <IO_DEVICE> ioDevices, SCADA_DRIVER driver)
{
try
{
base.InitDriver(server, communication, ioDevices, driver);
if (IsCreateControl)
{
CommunicationControl = new Modbus_Serial_Ctrl();
CommunicationControl.SetUIParameter(communication.IO_COMM_PARASTRING);
}
//构造获取数据命令的字节数组,Modbus
for (int i = 0; i < this.IODevices.Count; i++)
{
RealData mRealData = new RealData();
mRealData.Device = this.IODevices[i];
DeviceDrive driverDll = DeviceDrives.Find(x => x.DeviceDriverID == this.IODevices[i].DEVICE_DRIVER_ID);
if (driverDll != null)
{
driverDll.InitDrive(IOServer, IOCommunication, this.IODevices[i], null, this.IODevices[i].DriverInfo);
//IO_DEVICE_ADDRESS中存储的是DTU编号
mRealData.SlaveId = this.IODevices[i].IO_DEVICE_ADDRESS;
//数据库中系统编号
mRealData.DEVICEID = this.IODevices[i].IO_DEVICE_ID;
//获取下发命令的参数
mRealData.ReadSendByte = driverDll.GetDataCommandBytes(this.IOServer, this.IOCommunication, this.IODevices[i], this.IODevices[i].IOParas, null);
}
if (mRealData.ReadSendByte != null && mRealData.ReadSendByte.Count > 0)
{
RealDevices.Add(mRealData);
}
}
}
catch
{
return(false);
}
return(true);
}
protected override void Start()
{
if (master != null)
{
master.Dispose();
}
if (_serialPort != null)
{
_serialPort.Close();
_serialPort.Dispose();
_serialPort = null;
}
try
{
Serial_PARA = new Modbus_Serial_PARA();
byte[] array = new byte[8];
if (_serialPort == null)
{
_serialPort = new SerialPort(Serial_PARA.SerialPort);
}
#region
{
_serialPort.BaudRate = Serial_PARA.BaudRate;
_serialPort.DataBits = Serial_PARA.DataBits;
switch (Serial_PARA.SerialCheck)
{
case SerialCheck.无:
{
_serialPort.Parity = Parity.None;
}
break;
case SerialCheck.奇校验:
{
_serialPort.Parity = Parity.Odd;
}
break;
case SerialCheck.偶校验:
{
_serialPort.Parity = Parity.Even;
}
break;
case SerialCheck.常0:
{
_serialPort.Parity = Parity.Space;
}
break;
case SerialCheck.常1:
{
_serialPort.Parity = Parity.Mark;
}
break;
}
_serialPort.StopBits = Serial_PARA.StopBits;
_serialPort.ReadTimeout = 1000;
_serialPort.WriteTimeout = 1000;
_serialPort.RtsEnable = Serial_PARA.RTSEnable;
_serialPort.NewLine = NewLine;
_serialPort.Open();
master = ModbusSerialMaster.CreateRtu(_serialPort);
Thread.Sleep(800);
//此处采用多线程技术创建一个实时读取数据的任务
for (int i = 0; i < this.RealDevices.Count; i++)
{
RealData mRealData = this.RealDevices[i];
//创建一个子任务
Task.Run(() =>
{
while (true && this.ServerIsRun)
{
if (this.ServerIsSuspend)
{
continue;
}
if (mRealData.ReadSendByte.Count > 0)
{
for (int c = 0; c < mRealData.ReadSendByte.Count; c++)
{
try
{
//发送获取数据的命令
string error = "";
if (!this.Send(mRealData.Device, mRealData.ReadSendByte[c], out error))
{
this.DeviceException("ERROR=Modbus_Serial_10001," + error);
}
}
catch (Exception e)
{
this.DeviceException("ERROR=Modbus_Serial_10002," + e.Message);
}
}
}
//更新周期
Thread.Sleep(mRealData.Device.IO_DEVICE_UPDATECYCLE);
}
});
}
this.CommunctionStartChanged(this.IOServer, this.IOServer.SERVER_IP + " " + this.IOServer.SERVER_NAME + "启动服务");
//实时接收数据
Task.Run(() => {
while (true)
{
try
{
//判断串口是否处于打开状态，如果不在打开状态，则重新打开
if (!_serialPort.IsOpen)
{
_serialPort.Open();
}
//读取数据
if (_serialPort.BytesToRead > 0)
{
}
}
catch (Exception emx)
{
//处理异常
this.DeviceException("ERROR=Modbus_Serial_10006," + emx.Message);
//等待10秒
Thread.Sleep(10000);
//重新初始化
if (Serial_PARA.Counting >= Serial_PARA.CollectFaultsNumber)
{
Start();
return;
}
else
{
continue;
}
}
}
});
}
#endregion
}
catch (Exception emx)
{
}
}
