/// <summary>
/// Change the waveform
/// </summary>
private void OnWaveformButton(object sender, EventArgs e)
{
if (this.port == null || !this.port.IsOpen)
{
MessageBox.Show("Cannot send data - COM port is not open.");
return;
}
if (waveformComboBox.SelectedIndex < 0)
{
return;
}
var message = new DNOSMessage(DNOSMessage.DNOSProtocolCommand.AD9833, (byte)DNOSMessage.AD9833Command.Waveform, (byte)waveformComboBox.SelectedItem);
WriteSerial(message.Payload());
}
private void pulseGenStartButton_Click(object sender, EventArgs args)
{
try
{
if (this.port == null || !this.port.IsOpen)
{
throw new Exception("Cannot send data - COM port is not open.");
}
var message = new DNOSMessage(DNOSMessage.DNOSProtocolCommand.PulseGen, (byte)DNOSMessage.PulseGenCommand.Start, new byte[] { });
WriteSerial(message.Payload());
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
}
private void freqSweepStopButton_Click(object sender, EventArgs args)
{
try
{
if (this.port == null || !this.port.IsOpen)
{
throw new Exception("Cannot send data - COM port is not open.");
}
var message = new DNOSMessage(DNOSMessage.DNOSProtocolCommand.AD9833, (byte)DNOSMessage.AD9833Command.FreqSweepStop, new byte[] { });
WriteSerial(message.Payload());
}
catch (Exception e)
{
MessageBox.Show(e.Message);
return;
}
}
private void freqSweepSend_Click(object sender, EventArgs args)
{
try
{
if (this.port == null || !this.port.IsOpen)
{
throw new Exception("Cannot send data - COM port is not open.");
}
if (this.freqSweepModeComboBox.SelectedIndex < 0)
{
return;
}
var freqStart = uint.Parse(this.freqStartBox.Text);
var freqEnd = uint.Parse(this.freqEndBox.Text);
var timeStep = uint.Parse(this.timeStepTextBox.Text);
var freqGrad = uint.Parse(this.freqGradientBox.Text);
// build data
using (var writer = new BinaryWriter(new MemoryStream()))
{
writer.Write((byte)freqSweepModeComboBox.SelectedItem);
writer.Write(freqStart);
writer.Write(freqEnd);
writer.Write(timeStep);
writer.Write(freqGrad);
byte[] data = ((MemoryStream)writer.BaseStream).ToArray();
var message = new DNOSMessage(DNOSMessage.DNOSProtocolCommand.AD9833, (byte)DNOSMessage.AD9833Command.FreqSweepBegin, data);
WriteSerial(message.Payload());
}
}
catch (Exception e)
{
MessageBox.Show(e.Message);
return;
}
}
private void OnFrequencyButton(object sender, EventArgs args)
{
try
{
if (this.port == null || !this.port.IsOpen)
{
throw new Exception("Cannot send data - COM port is not open.");
}
int value = int.Parse(frequencyTextBox.Text);
var freq = BitConverter.GetBytes(value);
var message = new DNOSMessage(DNOSMessage.DNOSProtocolCommand.AD9833, (byte)DNOSMessage.AD9833Command.Frequency, freq);
WriteSerial(message.Payload());
}
catch (Exception e)
{
MessageBox.Show(e.Message);
return;
}
}
private void pulseGenConfigureButton_Click(object sender, EventArgs args)
{
byte[] states = { 0, 1, 0, 1, 0 };
uint[] micros = { 30000, 350, 400, 450, 500 };
try
{
if (this.port == null || !this.port.IsOpen)
{
throw new Exception("Cannot send data - COM port is not open.");
}
// build data
using (var writer = new BinaryWriter(new MemoryStream()))
{
writer.Write(states.Length);
writer.Write(states);
foreach (uint i in micros)
{
writer.Write(i);
}
byte[] data = ((MemoryStream)writer.BaseStream).ToArray();
var message = new DNOSMessage(DNOSMessage.DNOSProtocolCommand.PulseGen,
(byte)DNOSMessage.PulseGenCommand.Configure,
data);
byte[] payload = message.Payload();
WriteSerial(payload);
}
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
}