public void Close(bool auto)
{
if (com != null && com.IsOpen)
{
ComLogger.Log("com", string.Format("Close {0} [{1}]", com.PortName.ToUpper(), auto ? "CORE" : "USER"));
Logger.LogMessage("CloseCom", "Close {0} [{1}]", com.PortName.ToUpper(), auto ? "CORE" : "USER");
try { com.DiscardOutBuffer(); } catch { }
try { com.DiscardInBuffer(); } catch { }
try { com.Close(); } catch { }
try { com.Dispose(); } catch { }
}
com = null;
}
public void Open()
{
if (!IsOpen)
{
try { Close(true); }
catch { }
try
{
com = new MySerial();
com.DataBits = 8;
com.Parity = System.IO.Ports.Parity.None;
com.StopBits = System.IO.Ports.StopBits.One;
com.Handshake = System.IO.Ports.Handshake.None;
com.PortName = mPortName;
com.BaudRate = mBaudRate;
com.NewLine = "\n";
com.WriteTimeout = 1000; //se si blocca in write
com.DtrEnable = Settings.GetObject("HardReset Grbl On Connect", false);
com.RtsEnable = Settings.GetObject("HardReset Grbl On Connect", false);
if (Settings.GetObject("Firmware Type", Firmware.Grbl) == Firmware.Marlin)
{
com.DtrEnable = true;
}
ComLogger.Log("com", string.Format("Open {0} @ {1} baud {2}", com.PortName.ToUpper(), com.BaudRate, GetResetDiagnosticString()));
Logger.LogMessage("OpenCom", "Open {0} @ {1} baud {2}", com.PortName.ToUpper(), com.BaudRate, GetResetDiagnosticString());
com.Open();
com.DiscardOutBuffer();
com.DiscardInBuffer();
}
catch (System.IO.IOException ioex)
{
if (char.IsDigit(mPortName[mPortName.Length - 1]) && char.IsDigit(mPortName[mPortName.Length - 2])) //two digits port like COM23
{
//FIX https://github.com/arkypita/LaserGRBL/issues/31
try
{
com.PortName = mPortName.Substring(0, mPortName.Length - 1); //remove last digit and try again
ComLogger.Log("com", string.Format("Open {0} @ {1} baud {2}", com.PortName.ToUpper(), com.BaudRate, GetResetDiagnosticString()));
Logger.LogMessage("OpenCom", "Retry opening {0} as {1} (issue #31)", mPortName.ToUpper(), com.PortName.ToUpper());
com.Open();
com.DiscardOutBuffer();
com.DiscardInBuffer();
}
catch
{
com = null;
throw ioex; //throw the original ex - not the new one!
}
}
else
{
com = null;
}
}
}
}
