static SerialCommunicationHandler ConnectToDevice(string device)
{
if (_commHandler != null && _commHandler.Connected)
{
ConsoleOutput.Warning($"COMMFACTORY: Already connected to {device}...");
return(null);
}
ConsoleOutput.Info($"COMMFACTORY: Attempting to connect to device {device}...");
if (device.StartsWith("Serial : "))
{
string comPort = device.Substring("Serial : ".Length);
return(new SerialCommunicationHandler(comPort));
}
return(null);
}
private async Task <bool> EnsurePortIsOpen()
{
if (!_port.IsOpen)
{
try
{
ConsoleOutput.Info(string.Format("SERIAL: Port {0} is not open, attempting to open...", _portName));
_port.Open();
ConsoleOutput.Info(string.Format("SERIAL: Checking if buffer contains data", _portName));
string preCheck = _port.ReadExisting();
if (!string.IsNullOrEmpty(preCheck))
{
ConsoleOutput.Error(string.Format("SERIAL: Possible problem, data already in buffer: {0}", preCheck));
ConsoleOutput.Warning("SERIAL: Flushing serial buffers...");
_port.DiscardInBuffer();
_port.DiscardOutBuffer();
}
else
{
ConsoleOutput.Success("SERIAL: No exising serial data in buffer, all good...");
}
await Task.Delay(750); // Arduino resets on connection. Give it time to start up.
ConsoleOutput.Info("SERIAL: Port is open, sending initial [:I#] command..");
_port.Write(":I#");
ConsoleOutput.Success("SERIAL: Connected!");
return(true);
}
catch (Exception ex)
{
ConsoleOutput.Error(string.Format("SERIAL: Failed to open the port. {0}", ex.Message));
return(false);
}
}
ConsoleOutput.Warning("SERIAL: Flushing serial buffers...");
_port.DiscardInBuffer();
_port.DiscardOutBuffer();
Console.WriteLine("SERIAL: Port {0} is open, continuing...", _portName);
return(true);
}
