public GmcCommunicator(string portName)
{
this.port = OpenPort(portName);
this.writer = new GmcWriter(this.port);
this.reader = new GmcReader(this.port);
this.heartbeatPoller = new Timer(this.PollHeartbeat, null, 0, HeartbeatPollingInterval);
this.isHeartbeatEnabled = 0;
}
public GmcCommunicator()
{
string devicePortName;
bool devicePortDetected = TryDetectDevicePort(out devicePortName);
if (!devicePortDetected)
{
throw new DeviceNotFoundException("The device could not be automatically detected.");
}
this.port = OpenPort(devicePortName);
this.reader = new GmcReader(this.port);
this.writer = new GmcWriter(this.port);
this.heartbeatPoller = new Timer(this.PollHeartbeat, null, 0, HeartbeatPollingInterval);
this.isHeartbeatEnabled = 0;
}
public GmcCommunicator(SerialPort port)
{
this.port = port;
this.writer = new GmcWriter(this.port);
this.reader = new GmcReader(this.port);
this.heartbeatPoller = new Timer(this.PollHeartbeat, null, 0, HeartbeatPollingInterval);
this.isHeartbeatEnabled = 0;
}
private static bool TryDetectDevicePort(out string devicePortName)
{
string[] portNames = SerialPort.GetPortNames();
foreach (string portName in portNames)
{
string version;
using (SerialPort port = OpenPort(portName))
{
try
{
port.Open();
}
catch
{
continue;
}
using (GmcReader reader = new GmcReader(port))
{
using (GmcWriter writer = new GmcWriter(port))
{
writer.WriteVersionRequest();
try
{
version = reader.ReadVersion();
}
catch (DeviceUnresponsiveException)
{
continue;
}
}
}
port.Close();
}
if (version.StartsWith("GMC"))
{
devicePortName = portName;
return true;
}
}
devicePortName = null;
return false;
}
