public DigitalWaveformGenerator(string line, bool periodic)
{
periodicWaveform = periodic;
waveform = new WaveformState[2];
waveform[0] = new WaveformState();
waveform[0].state = true;
waveform[0].durationMilliSec = onDuration;
waveform[1] = new WaveformState();
waveform[1].state = false;
waveform[1].durationMilliSec = offDuration;
transitionevent = new WaveformEventArgs();
lastStateIdx = 0;
digitalLine = line;
try
{
DAQTask = new Task();
DOChannel outputChannel = DAQTask.DOChannels.CreateChannel(digitalLine, "waveform", ChannelLineGrouping.OneChannelForAllLines);
outputChannel.OutputDriveType = DOOutputDriveType.ActiveDrive;
DAQTask.Start();
writer = new DigitalSingleChannelWriter(DAQTask.Stream);
}
catch (DaqException ex)
{
MessageBox.Show(ex.Message);
if (DAQTask != null)
{
DAQTask.Dispose();
DAQTask = null;
}
}
}
public WaveformEventArgs(WaveformState s)
{
state = s;
}
