void Test(IModbusCommand cmd)
{
const int offset = 2;
var request = new byte[offset + cmd.RequestLength];
cmd.FillRequest(request, offset);
var pcmd = ModbusParser.Parse(request, offset);
Assert.AreEqual(pcmd.ToString(), cmd.ToString());
var rtuWrap = rtuProto.Wrap(cmd);
var rtuRequest = new byte[offset + rtuWrap.RequestLength];
rtuWrap.FillRequest(rtuRequest, offset);
var prtuWrap = rtuProto.Parse(rtuRequest, offset);
Assert.AreEqual(prtuWrap.ToString(), rtuWrap.ToString());
var tcpWrap = tcpProto.Wrap(cmd);
var tcpRequest = new byte[offset + tcpWrap.RequestLength];
tcpWrap.FillRequest(tcpRequest, offset);
var ptcpWrap = tcpProto.Parse(tcpRequest, offset);
Assert.AreEqual(ptcpWrap.ToString(), tcpWrap.ToString());
}
void Test(IModbusScanner scanner, IModbusProtocol protocol, IModbusCommand cmd)
{
const int offset = 2;
var wrap = protocol.Wrap(cmd);
var request = new byte[offset + wrap.RequestLength];
wrap.FillRequest(request, offset);
scanner.Append(request, offset, wrap.RequestLength);
Assert.AreEqual(wrap.ToString(), scanner.Scan().ToString());
}
private object Execute(IModbusCommand cmd)
{
var wrapper = protocol.Wrap(cmd);
var request = new byte[wrapper.RequestLength];
var response = new byte[wrapper.ResponseLength];
wrapper.FillRequest(request, 0);
stream.Write(request);
stream.Read(response);
return(wrapper.ParseResponse(response, 0));
}
private object Execute(IModbusCommand cmd)
{
var wrapper = protocol.Wrap(cmd);
var request = new byte[wrapper.RequestLength];
var response = new byte[wrapper.ResponseLength];
wrapper.FillRequest(request, 0);
stream.Write(request);
var count = stream.Read(response);
if (count < response.Length)
{
wrapper.CheckException(response, count);
}
return(wrapper.ParseResponse(response, 0));
}
private object Execute(IModbusCommand cmd)
{
var wrapper = new ModbusTCPWrapper(cmd, TransactionId++);
var request = new byte[wrapper.RequestLength];
var response = new byte[wrapper.ResponseLength];
wrapper.FillRequest(request, 0);
var isOk = WriteReadDevice(request, response);
if (isOk == false)
{
_log.Warn("Resending request.");
Thread.Sleep(100);
WriteReadDevice(request, response);
}
return(wrapper.ParseResponse(response, 0));
}
public ModbusTCPWrapper(IModbusCommand wrapped, int transactionId)
{
this.wrapped = wrapped;
this.transactionId = transactionId;
}
public IModbusWrapper Wrap(IModbusCommand wrapped)
{
return(new ModbusTCPWrapper(wrapped, NextTid()));
}
object Apply(ModbusModel model, IModbusCommand cmd)
{
return(cmd.ApplyTo(model));
}
public WriteSingleRegister(byte id, IModbusCommand mbCommand, DeviceInfo device, object locker)
: base(id, mbCommand, device, locker)
{
modbusMapType = ModbusMapType.WriteSingleRegister;
}
protected Map(byte id, IModbusCommand mbCommand, DeviceInfo device)
{
slaveAddress = id;
master = mbCommand;
deviceInfo = device;
}
public WriteMultipleCoils(byte id, IModbusCommand mbCommand, DeviceInfo device, object locker)
: base(id, mbCommand, device, locker)
{
modbusMapType = ModbusMapType.WriteMultipleCoils;
}
public ModbusTCPWrapper(IModbusCommand wrapped, ushort transactionId)
{
Wrapped = wrapped;
TransactionId = transactionId;
}
public override bool CustomInit(DeviceInfo deviceInfo)
{
if (deviceInfo == null)
{
return(false);
}
try
{
device = deviceInfo;
LoadSettings();
if (protocol == "modbustcp")
{
modbusCommand = new ModbusTCP(ipAddress, port);
}
if (protocol == "modbusrtu")
{
modbusCommand = new ModbusRTU(portName, baudRate, parity, dataBits, stopBits);
}
if (protocol == "modbusascii")
{
modbusCommand = new ModbusASCII(portName, baudRate, parity, dataBits, stopBits);
}
modbusCommand.OnMessage += modbusCommand_OnMessage;
readInputsReadMap = new ReadInputs(slaveId, modbusCommand, device, maxNumberReadRegistersAtTime,
registerShift);
readInputsReadMap.OnMessage += OnNewMessage;
readInputsReadMap.InitMap();
readCoilsReadMap = new ReadCoils(slaveId, modbusCommand, device, maxNumberReadRegistersAtTime,
registerShift);
readCoilsReadMap.OnMessage += OnNewMessage;
readCoilsReadMap.InitMap();
readInputRegisters = new ReadInputRegisters(slaveId, modbusCommand, device, maxNumberReadRegistersAtTime,
registerShift);
readInputRegisters.OnMessage += OnNewMessage;
readInputRegisters.InitMap();
readHoldingRegisters = new ReadHoldingRegisters(slaveId, modbusCommand, device, maxNumberReadRegistersAtTime,
registerShift);
readHoldingRegisters.OnMessage += OnNewMessage;
readHoldingRegisters.InitMap();
writeSingleCoil = new WriteSingleCoil(slaveId, modbusCommand, device, Locker);
writeSingleCoil.OnMessage += OnNewMessage;
writeSingleCoil.InitMap();
writeSingleRegister = new WriteSingleRegister(slaveId, modbusCommand, device, Locker);
writeSingleRegister.OnMessage += OnNewMessage;
writeSingleRegister.InitMap();
writeMultipleCoils = new WriteMultipleCoils(slaveId, modbusCommand, device, Locker);
writeMultipleCoils.OnMessage += OnNewMessage;
writeMultipleCoils.InitMap();
writeMultipleRegisters = new WriteMultipleRegisters(slaveId, modbusCommand, device, Locker);
writeMultipleRegisters.OnMessage += OnNewMessage;
writeMultipleRegisters.InitMap();
new PlcThread(CustomWorkThread, null, "ModbusMasterIO_CustomWorkThread").Start();
return(true);
}
catch (Exception)
{
return(false);
}
}
protected ReadMap(byte id, IModbusCommand mbCommand, DeviceInfo device, ushort maxNumberReadRegisters,
short shift) : base(id, mbCommand, device)
{
maxNumberReadRegistersAtTime = maxNumberReadRegisters;
registerShift = shift;
}
public ModbusRTUWrapper(IModbusCommand wrapped)
{
this.wrapped = wrapped;
}
public IModbusWrapper Wrap(IModbusCommand wrapped)
{
return(new ModbusRTUWrapper(wrapped));
}
public ReadInputs(byte id, IModbusCommand mbCommand, DeviceInfo device, ushort maxNumberReadRegisters,
short shift) : base(id, mbCommand, device, maxNumberReadRegisters, shift)
{
modbusMapType = ModbusMapType.ReadInputs;
}
public IModbusWrapper Wrap(IModbusCommand wrapped)
{
return(new ModbusTCPWrapper(wrapped, transactionId++));
}
protected WriteMap(byte id, IModbusCommand mbCommand, DeviceInfo device, object locker) :
base(id, mbCommand, device)
{
Locker = locker;
}