How to program DataqSDK in Visual Studio 2010 (Visual Basic, Visual C++ and C#)

Screen Capture (The following is the output from Visual Basic 2010 Express Example)

Visual Basic 2010 Example...

Public Class Form1

Dim v(,) As Short

Dim v2(,) As Short

Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Start.Click

AxDataqSdk1.DeviceDriver = TextBox1.Text

AxDataqSdk1.DeviceID = TextBox2.Text

AxDataqSdk1.SampleRate = Val(TextBox3.Text)

AxDataqSdk1.ADChannelCount = 1

AxDataqSdk1.EventPoint = 1

AxDataqSdk1.Start()

AxUltimaMeter2.MaxValue = AxDataqSdk1.SampleRate / 2

TextBox3.Text = AxDataqSdk1.SampleRate

Timer1.Interval = 10

Timer1.Enabled = True

Timer2.Interval = 50

Timer2.Enabled = True

End Sub

Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click

AxDataqSdk1.Stop()

Timer1.Enabled = False

Timer2.Enabled = False

End Sub

Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick

Dim dTemp As Double

If AxDataqSdk1.AvailableData > 0 Then

v = AxDataqSdk1.GetData

AxXChart1.Chart(v)

dTemp = Val(v(0, 0))

AxUltimaMeter1.Value = dTemp / 3276.8

End If

End Sub

Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

AxUltimaMeter1.MinValue = -10

AxUltimaMeter1.MaxValue = 10

AxUltimaMeter2.MinValue = 0

AxUltimaMeter2.Unit = "Peak Hz"

AxUltimaWaterfall1.ChartType = ULTIMAWATERFALLLib.enumCharType.uw3D

AxUltimaWaterfall1.ChartDirection = ULTIMAWATERFALLLib.enumCharDir.uwNSlope

AxUltimaWaterfall1.ScalingMethod = ULTIMAWATERFALLLib.enumColorScale.uwBGR

End Sub

Private Sub Timer2_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer2.Tick

Dim i As Short

v2 = AxDataqSdk1.GetDataFrame(1024)

For i = 0 To 1023

AxFFT10241.SetWaveformPt(i, v2(0, i))

Next i

AxFFT10241.FFTNow(1024)

AxUltimaWaterfall1.Chart(AxFFT10241.Power)

AxUltimaMeter2.Value = AxUltimaMeter2.MaxValue * (AxFFT10241.GetPeakIdx() / 512)

End Sub

Private Sub RadioButton1_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles RadioButton1.CheckedChanged

If Timer1.Enabled Then AxUltimaWaterfall1.ChartDirection = ULTIMAWATERFALLLib.enumCharDir.uwB2T

End Sub

Private Sub CheckBox1_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles CheckBox1.CheckedChanged

If Timer1.Enabled Then

If CheckBox1.CheckState = CheckState.Checked Then

AxUltimaWaterfall1.ChartType = ULTIMAWATERFALLLib.enumCharType.uw3D

RadioButton6.Enabled = False

RadioButton4.Enabled = False

Else

AxUltimaWaterfall1.ChartType = ULTIMAWATERFALLLib.enumCharType.uw2D

RadioButton6.Enabled = True

RadioButton4.Enabled = True

End If

End If

End Sub

Private Sub RadioButton6_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles RadioButton6.CheckedChanged

If Timer1.Enabled Then AxUltimaWaterfall1.ChartDirection = ULTIMAWATERFALLLib.enumCharDir.uwR2Lx

End Sub

Private Sub RadioButton2_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles RadioButton2.CheckedChanged

If Timer1.Enabled Then AxUltimaWaterfall1.ChartDirection = ULTIMAWATERFALLLib.enumCharDir.uwNSlope

End Sub

Private Sub RadioButton5_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles RadioButton5.CheckedChanged

If Timer1.Enabled Then AxUltimaWaterfall1.ChartDirection = ULTIMAWATERFALLLib.enumCharDir.uwT2B

End Sub

Private Sub RadioButton3_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles RadioButton3.CheckedChanged

If Timer1.Enabled Then AxUltimaWaterfall1.ChartDirection = ULTIMAWATERFALLLib.enumCharDir.uwSlope

End Sub

Private Sub RadioButton4_CheckedChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles RadioButton4.CheckedChanged

If Timer1.Enabled Then AxUltimaWaterfall1.ChartDirection = ULTIMAWATERFALLLib.enumCharDir.uwR2L

End Sub

End Class

Visual C++ 2010 Example...

#include <stdio.h>

#include <stdlib.h>

#include <math.h>

#include <vcclr.h>

...

private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e) {

axDataqSdk1->DeviceDriver=textBox1->Text;

axDataqSdk1->DeviceID=textBox2->Text;

axUltimaMeter1->MaxValue=10;

axUltimaMeter1->MinValue=-10;

axDataqSdk1->SampleRate=Double::Parse(textBox3->Text);

axUltimaWaterfall1->ChartType=ULTIMAWATERFALLLib::enumCharType::uw3D;

axUltimaWaterfall1->ChartDirection=ULTIMAWATERFALLLib::enumCharDir::uwSlope;

axDataqSdk1->EventPoint=1;

timer1->Interval=10;

timer1->Enabled=1;

timer2->Interval=50;

timer2->Enabled=1;

axDataqSdk1->Start();

}

private: System::Void button2_Click(System::Object^ sender, System::EventArgs^ e) {

timer1->Enabled=0;

timer2->Enabled=0;

axDataqSdk1->Stop();

}

private: System::Void timer1_Tick(System::Object^ sender, System::EventArgs^ e) {

if (axDataqSdk1->AvailableData >0){

array<Int16, 2>^ Data = (array<Int16, 2>^)axDataqSdk1->GetData();

axXChart1->Chart(Data);

axUltimaMeter1->Value=(double)Data[0,0]/3276.8;

}

}

private: System::Void axDataqSdk1_ControlError(System::Object^ sender, AxDATAQSDKLib::_DDataqSdkEvents_ControlErrorEvent^ e) {

timer1->Enabled=0;

timer2->Enabled=0;

}

private: System::Void timer2_Tick(System::Object^ sender, System::EventArgs^ e) {

array<Int16, 2>^ Data2 = (array<Int16, 2>^)axDataqSdk1->GetDataFrame(1024);

int i;

for (i=0; i<1024; i++){

axFFT10242->SetWaveformPt(i,(double)Data2[0,i]);

}

axFFT10242->FFTNow(1024);

axUltimaWaterfall1->Chart(axFFT10242->Power());

}

Visual C# 2010 Example...

.....

private void button1_Click(object sender, EventArgs e)

{

axDataqSdk1.DeviceDriver=textBox1.Text;

axDataqSdk1.DeviceID=textBox2.Text;

axUltimaMeter1.MaxValue=10;

axUltimaMeter1.MinValue=-10;

axDataqSdk1.SampleRate=Convert.ToDouble(textBox3.Text);

axUltimaWaterfall1.ChartType = ULTIMAWATERFALLLib.enumCharType.uw3D;

axUltimaWaterfall1.ChartDirection = ULTIMAWATERFALLLib.enumCharDir.uwSlope;

axDataqSdk1.EventPoint=1;

timer1.Interval=10;

timer1.Enabled = true;

timer2.Interval=50;

timer2.Enabled = true;

axDataqSdk1.Start();

}

private void button2_Click(object sender, EventArgs e)

{

timer1.Enabled = false;

timer2.Enabled = false;

axDataqSdk1.Stop();

}

private void timer1_Tick(object sender, EventArgs e)

{

if (axDataqSdk1.AvailableData > 0)

{

object V;

short[,] intArray;

V = axDataqSdk1.GetData();

axXChart1.Chart(V);

intArray = (short[,])V;

axUltimaMeter1.Value = intArray[0, 0]/3276.8;

}

}

private void timer2_Tick(object sender, EventArgs e)

{

object V;

short[,] intArray;

short i;

V = axDataqSdk1.GetDataFrame(1024);

intArray = (short[,])V;

for (i=0; i<1024; i++){

axFFT10241.SetWaveformPt(i, intArray[0, i]);

}

axFFT10241.FFTNow(1024);

axUltimaWaterfall1.Chart(axFFT10241.Power());

}

private void axDataqSdk1_ControlError(object sender, AxDATAQSDKLib._DDataqSdkEvents_ControlErrorEvent e)

{

timer1.Enabled = false;

timer2.Enabled = false;

axDataqSdk1.Stop();

MessageBox.Show("Error: Please check DeviceDriver and DeviceID");

}