public Result WriteSingleRegister(ModBusSingleWriteRequest req)
{
if (HardwareInterface.PacketsInSendingList > _maxSendCapacity)
{
return(Result.FullBuffer);
}
if (Mode == ModBusMode.RTU)
{
byte[] message = RtuMakeFunction5(req, ModbusFunctions.WriteSingleRegister);
return(HardwareInterface.SendOverSerialPort(Port, message));
}
return(Result.NotImplemented);
}
public ModBus(ModBusMode mode, int port, int baudrate, SerialPortMode serialPortMode)
{
Mode = mode;
Port = port;
Baudrate = baudrate;
SerialPortMode = serialPortMode;
HardwareInterface = new HardwareInterface(port, baudrate, new Commands[] { Commands.SendOverSerialPort, Commands.InitSerialPort });
PendingReadRequestList = new SyncList <ModBusReadRequest>();
_maxSendCapacity = SettingManager.Instance.Settings.MaxSendListCapacity;
HardwareInterface.OnReceiceNewPacket += HardwareInterface_OnReceiceNewPacket;
}
public Result Connect(string hostSerialPort)
{
if (string.IsNullOrEmpty(hostSerialPort))
{
hostSerialPort = SettingManager.Instance.Settings.ComPort;
}
Result openingPcSerialPortResult = HardwareInterface.OpenHostSerialPort(hostSerialPort);
if (openingPcSerialPortResult.Success == false)
{
return(openingPcSerialPortResult);
}
return(HardwareInterface.InitSerialPort(Port, Baudrate, SerialPortMode));
}
public Result ReadInputRegisters(ModBusReadRequest req)
{
if (HardwareInterface.PacketsInSendingList > _maxSendCapacity)
{
return(Result.FullBuffer);
}
if (Mode == ModBusMode.RTU)
{
AddToReadPending(req);
byte[] message = RtuMakeFunction4(req, ModbusFunctions.ReadInputRegisters);
return(HardwareInterface.SendOverSerialPort(Port, _seqNum, message));
}
return(Result.NotImplemented);
}
public GeneralCommands()
{
HardwareInterface = new HardwareInterface(0, 0, new Commands[] { Commands.GetVersion, Commands.Reset, Commands.Shutdown, Commands.RunBootloader });
HardwareInterface.OnReceiceNewPacket += HardwareInterface_OnReceiceNewPacket;
}
