public override Result Open()
{
modbus.Open();
return(new Result {
IsSuccess = modbus.IsOpen()
});
}
protected override bool Connect()
{
try
{
_modbusDevice.SerialPortInni(sp =>
{
sp.PortName = Port;
sp.StopBits = StopBits.One;
sp.DataBits = DataBit;
sp.BaudRate = BaudRate;
sp.Parity = parity;
});
try
{
_modbusDevice.Close();
}
catch { }
_modbusDevice.Open();
if (_modbusDevice.IsOpen())
{
LOG.Info($"Connect to ModbusRtu device [{SourceName}] success.");
return(true);
}
else
{
LOG.Info($"Connect to ModbusRtu device [{SourceName}] failed.");
return(false);
}
}
catch (Exception ex)
{
LOG.Error($"Connect to ModbusRtu device [{SourceName}] Exception:{ex.Message}");
return(false);
}
}
//MudbusRTU设备初始化
void DoInitMudbusRtu(LD.Config.PlcTypeItem item)
{
// 连接
byte station;
if (!byte.TryParse(item.Station, out station))
{
MessageBox.Show(string.Format("station {0} input is wrong！", item.Station));
return;
}
int baudRate;
if (!int.TryParse(item.BaudRate.ToString(), out baudRate))
{
MessageBox.Show(string.Format("baudRate {0} input wrong！", item.BaudRate));
return;
}
int dataBits;
if (!int.TryParse(item.DataBits.ToString(), out dataBits))
{
MessageBox.Show(string.Format("dataBits {0} input wrong！", item.DataBits));
return;
}
int stopBits;
if (!int.TryParse(item.StopBits.ToString(), out stopBits))
{
MessageBox.Show(string.Format("stopBits {0} input wrong！", item.StopBits));
return;
}
ModbusRtu busRtuClient = new ModbusRtu(station);
busRtuClient.AddressStartWithZero = item.AddressStartWithZero;
if (busRtuClient != null)
{
busRtuClient.DataFormat = item.DataFormat;
}
busRtuClient.IsStringReverse = item.IsStringReverse;
busRtuClient.SerialPortInni(sp =>
{
sp.PortName = item.PortName;
sp.BaudRate = baudRate;
sp.DataBits = dataBits;
sp.StopBits = stopBits == 0 ? StopBits.None : (stopBits == 1 ? StopBits.One : StopBits.Two);
sp.Parity = item.Parity;
});
item.Tag = busRtuClient;
busRtuClient.Open();
if (busRtuClient.IsOpen())
{
item.IsConnected = true;
//Plcs.Add(item.DevName, busRtuClient);
}
else
{
item.IsConnected = false;
}
}
