private void BtnDeviceCtl_Click(object sender, RoutedEventArgs e)
{
var device = cmbDevices.SelectedItem as DeviceBase;
if (device == null)
{
return;
}
PLCHelper plc = null;
if (device is StopDevice)
{
var stop = device as StopDevice;
plc?.DisConnect();
plc = new PLCHelper(stop.PLCIP, Convert.ToInt32(txtPort.Text), false);
if (!plc.Connect())
{
return;
}
}
else if (device is MachineDevice)
{
var machine = device as MachineDevice;
plc?.DisConnect();
plc = new PLCHelper(machine.PLCIP, Convert.ToInt32(txtPort.Text), false);
if (!plc.Connect())
{
return;
}
}
else
{
return;
}
string strCmd = "";
if (chkRead.IsChecked.GetValueOrDefault())
{
strCmd = $"RD {cmbDevices.SelectedValue}.U\r";
}
else
{
strCmd = $"WR {cmbDevices.SelectedValue}.U {txtRWValue.Text}\r";
}
var rlt = plc.Send(strCmd);
if (rlt.HasError)
{
MessageBox.Show(rlt.ErrorMsg);
}
else
{
if (chkRead.IsChecked.GetValueOrDefault())
{
txtRWValue.Text = rlt.Text;
}
}
plc.DisConnect();
}
private void BtnConnect_Click(object sender, RoutedEventArgs e)
{
plcTest?.DisConnect();
plcTest = new PLCHelper(txtIP.Text, Convert.ToInt32(txtPort.Text), true);
plcTest.OnShowMsg += AppendText;
bool rlt = plcTest.Connect();
if (rlt)
{
MessageBox.Show("PLC连接成功.");
}
else
{
MessageBox.Show("PLC连接失败.");
}
}
