private void CChaSetting_Load(object sender, EventArgs e)
{
try
{
plc = new PLCController(getPort());
if (!plc.Connect())
{
MessageBox.Show("连接PLC设备失败！", "错误");
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
void closeMachine()
{
try
{
PLCController plc = new PLCController(getPort());
if (plc.Connect())
{
plc.SendCommand((PLCResponse)6);
plc.Disconnect();
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
public bool connect()
{
bool re = false;
try
{
if (mPLCType == PLC_TYPE.PLC_BJ)
{
mModbus = new CModbusRtuBasePLC();
if (mModbus.OpenPort(CConfig.mPLCComPort))
{
//软件准备
mModbus.WriteDO(5, false);
Thread.Sleep(500);
byte[] a = mModbus.ReadDIs();
if (a == null || a[4] == 0)
{
}
else
{
//软件启动
mModbus.WriteDO(3, true);
Thread th = new Thread(GetDIStatus);
th.IsBackground = true;
th.Start();
re = true;
}
}
}
if (mPLCType == PLC_TYPE.PLC_XD || mPLCType == PLC_TYPE.PLC_DLX)
{
mPlc = new PLCController(CConfig.mPLCComPort);
mPlc.OnPLCDataReported += Plc_OnPLCDataReported;
re = mPlc.Connect();
}
}
catch (Exception)
{
re = false;
}
return(re);
}
public virtual bool ConnectPlc()
{
plc.OnPLCDataReported += Plc_OnPLCDataReported;
return(plc.Connect());
}