private bool ConnectSerial(Int32 connection = 1)
{
Console.WriteLine("CONNECT IS CALLED");
SerialPort conveyorConnectioninternal = new SerialPort();
if (connection == 2)
{
Console.WriteLine("CONN2");
conveyorConnectioninternal = conveyorConnection2;
}
else
{
Console.WriteLine("CONN1");
conveyorConnectioninternal = conveyorConnection;
}
if (conveyorConnectioninternal.IsOpen)
{
return(true);
}
if (connection == 2 && conveyorConnection2Opening)
{
Console.WriteLine("Another thread is stuck in trying to open connection2 on port COM4");
return(false);
}
if (connection == 1 && conveyorConnection1Opening)
{
Console.WriteLine("Another thread is stuck in trying to open connection1 on port COM3");
return(false);
}
try
{
Console.WriteLine("Opening COM" + connection.ToString() + "...");
string selectedPort = "";
var ports = COMPortInfo.GetCOMPortsInfo();
//foreach (COMPortInfo comPort in ports)
//{
// Console.WriteLine(comPort.Description);
// if (comPort.Description.Contains("Communications Port"))
// {
// selectedPort = comPort.Name;
// break;
// }
// }
if (connection == 2)
{
selectedPort = "COM4";
conveyorConnection2.NewLine = "\r\n";
conveyorConnection2.PortName = selectedPort;
conveyorConnection2.BaudRate = 19200;
conveyorConnection2.Parity = Parity.None;
conveyorConnection2.DataBits = 8;
conveyorConnection2.StopBits = StopBits.One;
conveyorConnection2.Handshake = Handshake.None;
conveyorConnection2.DtrEnable = true;
conveyorConnection2.ReadTimeout = 5000;
conveyorConnection2.WriteBufferSize = 1024;
conveyorConnection2Opening = true;
conveyorConnection2.Open();
conveyorConnection2Opening = false;
}
else
{
selectedPort = "COM3";
conveyorConnection.NewLine = "\r\n";
conveyorConnection.PortName = selectedPort;
conveyorConnection.BaudRate = 19200;
conveyorConnection.Parity = Parity.None;
conveyorConnection.DataBits = 8;
conveyorConnection.StopBits = StopBits.One;
conveyorConnection.Handshake = Handshake.None;
conveyorConnection.DtrEnable = true;
conveyorConnection.ReadTimeout = 5000;
conveyorConnection.WriteBufferSize = 1024;
conveyorConnection1Opening = true;
conveyorConnection.Open();
conveyorConnection1Opening = false;
}
}
catch (Exception ex)
{
Console.WriteLine("Error opening COM" + connection.ToString() + "!");
Console.WriteLine(ex.Message);
if (connection == 1)
{
conveyorConnection1Opening = false;
}
else
{
conveyorConnection2Opening = false;
}
return(false);
}
Console.WriteLine("Open COM1" + connection.ToString() + "Successful.");
status = conveyerstatus.waiting.ToString();
if (connection == 1)
{
conveyorConnection1Opening = false;
}
else
{
conveyorConnection2Opening = false;
}
return(true);
}
