public static async Task <bool> TestPort(string comPort)
{
string result = null;
Debug.WriteLine($"Testing port {comPort}");
SerialPort testedPort = new SerialPort(comPort, 9600, Parity.None, 8, StopBits.One);
try
{
testedPort.Open();
if (!_connectedOnce)
{
testedPort.Write("test");
testedPort.Close();
await Task.Delay(1500);
testedPort.Open();
}
testedPort.Write(_askingString);
testedPort.ReadTimeout = 2000;
char[] buffer = new char[_responseString.Length];
result = testedPort.ReadLine().TrimEnd('\r');
if (result != _responseString)
{
Debug.WriteLine($"Port {comPort} said {result}");
}
else
{
_devicePort = testedPort;
_devicePort.DataReceived += SerialRead;
Debug.WriteLine($"Port {comPort} is IR receiver !");
IRReceiverComPortChanged?.Invoke(comPort);
_connectedOnce = true;
return(true);
}
}
catch (Exception e)
{
Debug.WriteLine($"{comPort} : {e.Message}");
}
testedPort.Close();
return(false);
}
public static void ClearCurrentPort()
{
_devicePort?.Close();
_devicePort = null;
IRReceiverComPortChanged?.Invoke(null);
}
