/// <summary>
/// Contructor for linklayer
/// </summary>
/// <param name="link">Link layer</param>
public BPCommunicationModbus( Link link)
{
this.link = link;
//Create Rtu modbus master using link port
modbus = ModbusSerialMaster.CreateRtu((SerialPort)this.link.port);
}
internal SerialMasterContext(SerialPort serialPort, int readTimeout, int writeTimeout)
{
_serialPort = serialPort;
_master = ModbusSerialMaster.CreateRtu(_serialPort);
_master.Transport.ReadTimeout = readTimeout;
_master.Transport.WriteTimeout = writeTimeout;
_master.Transport.Retries = 0;
}
public void Dispose()
{
if (_serialPort != null)
{
_serialPort.Dispose();
_serialPort = null;
}
if (_master == null)
return;
_master.Dispose();
_master = null;
}
private void Form1_Load(object sender, EventArgs e)
{
try
{
serialPort1.BaudRate = 19200;
serialPort1.Parity = System.IO.Ports.Parity.None;
serialPort1.StopBits = System.IO.Ports.StopBits.One;
serialPort1.DataBits = 8;
serialPort1.PortName = "COM4";
mMaster = ModbusSerialMaster.CreateRtu(serialPort1);
serialPort1.Open();
timer1.Start();
}
catch (Exception ex)
{
}
}
/// <summary>
/// Sets link layer
/// </summary>
/// <param name="link"> Link layer to use</param>
public void SetLink(Link link)
{
this.link = link;
//Create Rtu modbus master using link port
modbus = ModbusSerialMaster.CreateRtu((SerialPort)this.link.port);
}
