internal ModbusTcpSession(IModbusProtocol modbusProtocol)
{
_modbusProtocol = modbusProtocol;
this._slaveAddress = Constants.UndefinedSlaveAddress;
_transactionId = 0;
State = SessionState.Unidentified;
}
public ModbusRtuSession(IModbusProtocol modbusProtocol, int slaveAddress)
{
_modbusProtocol = modbusProtocol;
this._slaveAddress = slaveAddress;
State = slaveAddress != Constants.UndefinedSlaveAddress
? SessionState.Identified
: SessionState.Unidentified;
}
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());
}
void Test(IModbusScanner scanner, IModbusProtocol protocol)
{
Test(scanner, protocol, new ModbusF01ReadCoils(0x01, 0x0203, 0x0405));
Test(scanner, protocol, new ModbusF02ReadInputs(0x01, 0x0203, 0x0405));
Test(scanner, protocol, new ModbusF03ReadHoldingRegisters(0x01, 0x0203, 0x0405));
Test(scanner, protocol, new ModbusF04ReadInputRegisters(0x01, 0x0203, 0x0405));
Test(scanner, protocol, new ModbusF05WriteCoil(0x01, 0x0203, true));
Test(scanner, protocol, new ModbusF05WriteCoil(0x01, 0x0203, false));
Test(scanner, protocol, new ModbusF06WriteRegister(0x01, 0x0203, 0x0405));
Test(scanner, protocol, new ModbusF15WriteCoils(0x01, 0x0203, bo()));
Test(scanner, protocol, new ModbusF15WriteCoils(0x01, 0x0203, bo(true)));
Test(scanner, protocol, new ModbusF15WriteCoils(0x01, 0x0203, bo(false)));
Test(scanner, protocol, new ModbusF15WriteCoils(0x01, 0x0203, bo(true, false, true, false, true, false, true)));
Test(scanner, protocol, new ModbusF15WriteCoils(0x01, 0x0203, bo(true, false, true, false, true, false, true, false, true, false, true, false, true, false, true, false, true, false)));
Test(scanner, protocol, new ModbusF16WriteRegisters(0x01, 0x0203, us()));
Test(scanner, protocol, new ModbusF16WriteRegisters(0x01, 0x0203, us(0x0405, 0x0607, 0x0809, 0x0A0B)));
Test(scanner, protocol, new ModbusF16WriteRegisters(0x01, 0x0203, us(0x0405, 0x0607, 0x0809, 0x0A0B, 0x0405, 0x0607, 0x0809, 0x0A0B, 0x0405, 0x0607, 0x0809, 0x0A0B)));
}
public ModbusMaster(IModbusStream stream, IModbusProtocol protocol)
{
this.stream = stream;
this.protocol = protocol;
}
public ModbusFwdSession(IModbusProtocol modbusProtocol, Settings settings)
{
_modbusSession = new ModbusTcpSession(modbusProtocol, settings.ParentSlaveAddress);
_settings = settings;
ApplySettings();
}
