public virtual bool OpenTuner()
{
/* display the wait message */
#if false
WaitDialog waitDlg = new WaitDialog();
waitDlg.Show();
waitDlg.Refresh();
#endif
USBRX = new USBRXDevice();
//USBRX.ShowConsole(true);
USBRX.TunerCombination = TunerCombination;
try
{
if (!USBRX.Init())
{
ErrorMessage = "Could not find USB-RX on USB.";
#if false
waitDlg.Close();
#endif
base.Close();
return(false);
}
}
catch (BadImageFormatException e)
{
ErrorMessage = "Unsupported architecture.";
#if false
waitDlg.Close();
#endif
base.Close();
return(false);
}
catch (Exception e)
{
ErrorMessage = "Unhandled exception." + Environment.NewLine + e;
#if false
waitDlg.Close();
#endif
base.Close();
return(false);
}
ErrorMessage = "";
FilterList.NCOFreq = USBRX.Atmel.TCXOFreq;
FilterList.UpdateFilters("Filter");
FilterList.AddFilters("..\\..\\..\\Filter");
FilterList.FilterSelected += new EventHandler(FilterList_FilterSelected);
USBRX.Tuner.SamplingRateChanged += new EventHandler(Tuner_FilterRateChanged);
USBRX.Tuner.FilterWidthChanged += new EventHandler(Tuner_FilterWidthChanged);
USBRX.Tuner.InvertedSpectrumChanged += new EventHandler(Tuner_InvertedSpectrumChanged);
USBRX.Tuner.DeviceDisappeared += new EventHandler(Tuner_DeviceDisappeared);
frequencySelector1.UpperLimit = USBRX.Tuner.HighestFrequency;
frequencySelector1.LowerLimit = USBRX.Tuner.LowestFrequency;
CurrentFrequency = USBRX.Tuner.GetFrequency();
SetFreqTextbox(CurrentFrequency);
_SampleSource = new ShmemSampleSource("USB-RX Device Control", USBRX.ShmemChannel, 1, 0);
_SampleSource.InvertedSpectrum = InvertedSpectrum;
_SampleSource.DataFormat = ByteUtil.eSampleFormat.Direct16BitIQFixedPointLE;
ToolTip ttFreq = new ToolTip();
ttFreq.SetToolTip(frequencySelector1, "Min Freq: " + FrequencyFormatter.FreqToStringAccurate(USBRX.Tuner.LowestFrequency) + Environment.NewLine + "Max Freq: " + FrequencyFormatter.FreqToStringAccurate(USBRX.Tuner.HighestFrequency));
ttFreq.AutomaticDelay = 500;
UpdateAtmelFilters();
SelectFiles(true);
Connected = true;
/* small hack to select first (widest) filter */
FilterList.FilterSelect(FilterList.FirstFilter);
/* close wait dialog and show ours */
#if false
waitDlg.Close();
#endif
Show();
radioAcqOff.Checked = true;
radioTunerInt.Checked = true;
radioAgcOff.Checked = true;
chkAtt.Checked = false;
chkPreAmp.Checked = false;
radioTunerInt_CheckedChanged(null, null);
chkAtt_CheckedChanged(null, null);
chkPreAmp_CheckedChanged(null, null);
radioAgcOff_CheckedChanged(null, null);
radioAcqBlock.Checked = true;
DeviceOpened?.Invoke(this, EventArgs.Empty);
return(true);
}
