public OMSSCADACommon.Responses.Response WriteSingleDigital(string id, CommandTypes command)
{
Console.WriteLine("WriteSingleDigital!");
Digital digital = null;
OMSSCADACommon.Responses.Response response = new OMSSCADACommon.Responses.Response();
//while (!Database.IsConfigurationRunning)
// Thread.Sleep(100);
// getting PV from db
ProcessVariable pv;
if (dbContext.GetProcessVariableByName(id, out pv))
{
digital = (Digital)pv;
}
// does this ID exist in the database
if (digital == null)
{
response.ResultMessage = ResultMessage.INVALID_ID;
return(response);
}
// is this a valid command for this digital device
if (!CommandValidator.ValidateDigitalCommand(digital, command))
{
response.ResultMessage = ResultMessage.INVALID_DIG_COMM;
return(response);
}
RTU rtu;
if ((rtu = dbContext.GetRTUByName(digital.ProcContrName)) != null)
{
IORequestBlock iorb = new IORequestBlock()
{
RequestType = RequestType.SEND,
ProcessControllerName = digital.ProcContrName
};
iorb.ReqAddress = (ushort)rtu.GetCommandAddress(digital);
switch (rtu.Protocol)
{
case IndustryProtocols.ModbusTCP:
ModbusHandler mdbHandler = new ModbusHandler
{
Header = new ModbusApplicationHeader()
{
TransactionId = 0,
Length = 5,
ProtocolId = (ushort)IndustryProtocols.ModbusTCP,
DeviceAddress = rtu.Address
},
Request = new WriteRequest()
{
FunCode = FunctionCodes.WriteSingleCoil,
StartAddr = (ushort)rtu.GetCommandAddress(digital),
Value = (ushort)command
}
};
iorb.SendBuff = mdbHandler.PackData();
iorb.SendMsgLength = iorb.SendBuff.Length;
break;
}
IORequests.EnqueueRequest(iorb);
Console.WriteLine("enqued {0}", BitConverter.ToString(iorb.SendBuff, 0, 12));
digital.Command = command;
response.ResultMessage = ResultMessage.OK;
}
else
{
// rtu does not exist
}
return(response);
}
/// <summary>
/// Send Commands to simulator, to make its state consistent with RTDB
/// </summary>
public void InitializeSimulator()
{
List <ProcessVariable> pvs = dbContext.GetAllProcessVariables();
if (pvs.Count != 0)
{
foreach (ProcessVariable pv in pvs)
{
IORequestBlock iorb = new IORequestBlock()
{
RequestType = RequestType.SEND,
ProcessControllerName = pv.ProcContrName
};
RTU rtu;
if ((rtu = dbContext.GetRTUByName(pv.ProcContrName)) != null)
{
iorb.ReqAddress = (ushort)rtu.GetCommandAddress(pv);
bool shouldCommand = false;
switch (rtu.Protocol)
{
case IndustryProtocols.ModbusTCP:
ModbusHandler mdbHandler = new ModbusHandler();
mdbHandler.Header = new ModbusApplicationHeader()
{
TransactionId = 0,
Length = 5,
ProtocolId = (ushort)IndustryProtocols.ModbusTCP,
DeviceAddress = rtu.Address
};
mdbHandler.Request = new WriteRequest()
{
StartAddr = (ushort)rtu.GetCommandAddress(pv)
};
switch (pv.Type)
{
// initialy, on simulator all digitals are set to 0 -> closed state
case VariableTypes.DIGITAL:
Digital digital = (Digital)pv;
CommandTypes comm;
if (shouldCommand = CommandValidator.InitialCommandingForDigital(digital, out comm))
{
mdbHandler.Request.FunCode = FunctionCodes.WriteSingleCoil;
((WriteRequest)mdbHandler.Request).Value = (ushort)comm;
}
break;
case VariableTypes.ANALOG:
Analog analog = (Analog)pv;
if (shouldCommand = AnalogProcessor.InitialWorkPointAnalog(analog))
{
mdbHandler.Request.FunCode = FunctionCodes.WriteSingleRegister;
((WriteRequest)mdbHandler.Request).Value = (ushort)analog.RawCommValue;
}
analog.IsInit = true;
break;
case VariableTypes.COUNTER:
Counter counter = (Counter)pv;
break;
}
if (shouldCommand)
{
iorb.SendBuff = mdbHandler.PackData();
iorb.SendMsgLength = iorb.SendBuff.Length;
if (pv.Name == "MEAS_AN_1")
{
Console.WriteLine(BitConverter.ToString(iorb.SendBuff, 0, 12));
}
}
break;
}
if (shouldCommand)
{
IORequests.EnqueueRequest(iorb);
}
}
else
{
// izbrisati omdah te procesne varijable sa rtu-om tog imena?
Console.WriteLine("Invalid config: ProcContrName = {0} does not exists.", pv.ProcContrName);
continue;
}
}
}
}
