public void GetValues(ConnectionProperties connectionProperties, int functionPropertyID)
{
modbusClient = connectionProperties.modbusClient;
if (!modbusClient.Connected)
{
modbusClient.IPAddress = connectionProperties.ModbusTCPAddress;
modbusClient.Port = connectionProperties.Port;
modbusClient.Connect();
}
switch (connectionProperties.FunctionPropertiesList[functionPropertyID].FunctionCode)
{
case FunctionCode.ReadCoils:
connectionProperties.FunctionPropertiesList[functionPropertyID].values = modbusClient.ReadCoils(connectionProperties.FunctionPropertiesList[functionPropertyID].StartingAdress, connectionProperties.FunctionPropertiesList[functionPropertyID].Quantity);
break;
case FunctionCode.ReadDiscreteInputs:
connectionProperties.FunctionPropertiesList[functionPropertyID].values = modbusClient.ReadDiscreteInputs(connectionProperties.FunctionPropertiesList[functionPropertyID].StartingAdress, connectionProperties.FunctionPropertiesList[functionPropertyID].Quantity);
break;
case FunctionCode.ReadHoldingRegisters:
connectionProperties.FunctionPropertiesList[functionPropertyID].values = modbusClient.ReadHoldingRegisters(connectionProperties.FunctionPropertiesList[functionPropertyID].StartingAdress, connectionProperties.FunctionPropertiesList[functionPropertyID].Quantity);
break;
case FunctionCode.ReadInputRegisters:
connectionProperties.FunctionPropertiesList[functionPropertyID].values = modbusClient.ReadInputRegisters(connectionProperties.FunctionPropertiesList[functionPropertyID].StartingAdress, connectionProperties.FunctionPropertiesList[functionPropertyID].Quantity);
break;
default: break;
}
if (valuesChanged != null)
{
valuesChanged(this);
}
}
public MainForm()
{
//
// The InitializeComponent() call is required for Windows Forms designer support.
//
InitializeComponent();
modbusClient = new EasyModbusSecure.ModbusClient();
modbusClient.ReceiveDataChanged += new EasyModbusSecure.ModbusClient.ReceiveDataChangedHandler(UpdateReceiveData);
modbusClient.SendDataChanged += new EasyModbusSecure.ModbusClient.SendDataChangedHandler(UpdateSendData);
modbusClient.ConnectedChanged += new EasyModbusSecure.ModbusClient.ConnectedChangedHandler(UpdateConnectedChanged);
// modbusClient.LogFileFilename = "logFiletxt.txt";
//modbusClient.Baudrate = 9600;
//modbusClient.UnitIdentifier = 2;
}
void UpdateTextBoxSend(object sender)
{
EasyModbusSecure.ModbusClient modbusClient = (EasyModbusSecure.ModbusClient)sender;
if (textBox1.InvokeRequired)
{
UpdateSendDataCallback d = new UpdateSendDataCallback(UpdateTextBoxSend);
this.Invoke(d, new object[] { modbusClient });
}
else
{
textBox1.AppendText("To: " + modbusClient.IPAddress.ToString() + "Tx: ");
string hex = BitConverter.ToString(modbusClient.sendData);
hex = hex.Replace("-", " ");
textBox1.AppendText(hex);
textBox1.AppendText(System.Environment.NewLine);
}
}
