private async Task SetSessionIndexAsync(string index)
{
// select the corresponding session file in the connected device
await arbitrator.Request(InstanceName);
await requestResponseDataFlow.SendRequest("{FGDD}");
await requestResponseDataFlow.SendRequest("{FF" + index + "}");
arbitrator.Release(InstanceName);
}
// private method ---------------------------------------------------------
// this method starts the process of looping through each of the ports and sending commands for response
private async Task StartProcessAsync()
{
if (_isDeviceConnected)
{
return;
}
try
{
string response = "";
await arbitrator.Request(InstanceName);
try
{
response = await requestResponseDataFlow.SendRequest("{ZA1}");
}
catch (TaskCanceledException e)
{
System.Diagnostics.Debug.WriteLine("3 seconds no response from device.");
return; // return to the next port
}
System.Diagnostics.Debug.WriteLine($"TryingForPortResponse: response was ({response})");
arbitrator.Release(InstanceName);
if (response.Equals("^"))
{
if (!_isDeviceConnected)
{
_keepDetectingDevice = _isDeviceConnected = IsDeviceConnected.Data = true;
}
while (_keepDetectingDevice)
{
await SendTimedResponseAsync();
}
}
else
{
_keepDetectingDevice = false;
}
}
catch (TaskCanceledException tce)
{
System.Diagnostics.Debug.WriteLine("Arbitrator 5 second timeout.");
return; // return to the next port
}
}
