public static async Task StartModbusSerialRtuSlaveWithCustomStore()
{
using (SerialPort slavePort = new SerialPort(PrimarySerialPortName))
{
// configure serial port
slavePort.BaudRate = 9600;
slavePort.DataBits = 8;
slavePort.Parity = Parity.None;
slavePort.StopBits = StopBits.One;
slavePort.Open();
var factory = new ModbusFactory();
var slaveNetwork = factory.CreateRtuSlaveNetwork(slavePort);
var dataStore = new SlaveStorage();
dataStore.CoilDiscretes.StorageOperationOccurred += (sender, args) => Console.WriteLine($"Coil discretes: {args.Operation} starting at {args.StartingAddress}");
dataStore.CoilInputs.StorageOperationOccurred += (sender, args) => Console.WriteLine($"Coil inputs: {args.Operation} starting at {args.StartingAddress}");
dataStore.InputRegisters.StorageOperationOccurred += (sender, args) => Console.WriteLine($"Input registers: {args.Operation} starting at {args.StartingAddress}");
dataStore.HoldingRegisters.StorageOperationOccurred += (sender, args) => Console.WriteLine($"Holding registers: {args.Operation} starting at {args.StartingAddress}");
IModbusSlave slave1 = factory.CreateSlave(1, dataStore);
slaveNetwork.AddSlave(slave1);
await slaveNetwork.ListenAsync();
}
}
public static async Task StartModbusSerialRtuSlaveNetwork()
{
using (SerialPort slavePort = new SerialPort("COM4"))
{
// configure serial port
slavePort.BaudRate = 19200;
slavePort.DataBits = 8;
slavePort.Parity = Parity.Even;
slavePort.StopBits = StopBits.One;
slavePort.Open();
IModbusFactory factory = new ModbusFactory();
var adapter = new SerialPortAdapter(slavePort);
IModbusSlaveNetwork modbusSlaveNetwork = factory.CreateRtuSlaveNetwork(adapter);
adapter.ReadTimeout = 50;
adapter.WriteTimeout = 500;
var acTechDataStore = new SlaveStorage();
//acTechDataStore.CoilDiscretes.StorageOperationOccurred += (sender, args) => Console.WriteLine($"Coil discretes: {args.Operation} starting at {args.StartingAddress}");
//acTechDataStore.CoilInputs.StorageOperationOccurred += (sender, args) => Console.WriteLine($"Coil inputs: {args.Operation} starting at {args.StartingAddress}");
acTechDataStore.InputRegisters.StorageOperationOccurred += (sender, args) => Console.WriteLine($"ACTECH Input registers: {args.Operation} starting at {args.StartingAddress}");
acTechDataStore.HoldingRegisters.StorageOperationOccurred += (sender, args) => Console.WriteLine($"ACTECH Holding registers: {args.Operation} starting at {args.StartingAddress}");
var casHmiDataStore = new SlaveStorage();
casHmiDataStore.InputRegisters.StorageOperationOccurred += (sender, args) => Console.WriteLine($"CASHMI Input registers: {args.Operation} starting at {args.StartingAddress}");
casHmiDataStore.HoldingRegisters.StorageOperationOccurred += (sender, args) => Console.WriteLine($"CASHMI Holding registers: {args.Operation} starting at {args.StartingAddress}");
var danfossStore = new SlaveStorage();
danfossStore.InputRegisters.StorageOperationOccurred += (sender, args) => Console.WriteLine($"DANFOSS Input registers: {args.Operation} starting at {args.StartingAddress}");
danfossStore.HoldingRegisters.StorageOperationOccurred += (sender, args) => Console.WriteLine($"DANFOSS Holding registers: {args.Operation} starting at {args.StartingAddress}");
IModbusSlave slave1 = factory.CreateSlave(21, acTechDataStore);
IModbusSlave slave2 = factory.CreateSlave(55, casHmiDataStore);
IModbusSlave slave3 = factory.CreateSlave(1, danfossStore);
modbusSlaveNetwork.AddSlave(slave1);
//modbusSlaveNetwork.AddSlave(slave2);
modbusSlaveNetwork.AddSlave(slave2);
modbusSlaveNetwork.AddSlave(slave3);
await modbusSlaveNetwork.ListenAsync();
await Task.Delay(1);
}
}
/// <summary>
/// Simple Modbus serial RTU slave example.
/// </summary>
public static async Task StartModbusSerialRtuSlaveWithCustomMessage(CancellationToken cancellationToken)
{
using (SerialPort slavePort = new SerialPort(PrimarySerialPortName))
{
// configure serial port
slavePort.BaudRate = 57600;
slavePort.DataBits = 8;
slavePort.Parity = Parity.Even;
slavePort.StopBits = StopBits.One;
slavePort.Open();
var adapter = new SerialPortAdapter(slavePort);
var functionServices = new IModbusFunctionService[]
{
new HmiBufferFunctionService()
};
var factory = new ModbusFactory(functionServices, true, new ConsoleModbusLogger(LoggingLevel.Debug));
// create modbus slave
var slaveNetwork = factory.CreateRtuSlaveNetwork(adapter);
var acTechDataStore = new SlaveStorage();
acTechDataStore.InputRegisters.StorageOperationOccurred += (sender, args) => Console.WriteLine($"ACTECH Input registers: {args.Operation} starting at {args.StartingAddress}");
acTechDataStore.HoldingRegisters.StorageOperationOccurred += (sender, args) => Console.WriteLine($"ACTECH Holding registers: {args.Operation} starting at {args.StartingAddress}");
var danfossStore = new SlaveStorage();
danfossStore.InputRegisters.StorageOperationOccurred += (sender, args) => Console.WriteLine($"DANFOSS Input registers: {args.Operation} starting at {args.StartingAddress}");
danfossStore.HoldingRegisters.StorageOperationOccurred += (sender, args) => Console.WriteLine($"DANFOSS Holding registers: {args.Operation} starting at {args.StartingAddress}");
IModbusSlave actechSlave = factory.CreateSlave(21, acTechDataStore);
IModbusSlave danfossSlave = factory.CreateSlave(1, danfossStore);
slaveNetwork.AddSlave(actechSlave);
slaveNetwork.AddSlave(danfossSlave);
await slaveNetwork.ListenAsync(cancellationToken);
}
}