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IntensityGraph with 2D array of Point3D
Hey there, I am trying to implement an Intensity graph which has a 2D-Array of Point3D as DataSource (as mentioned for example here). It works to set the DataSource, but it seems that my X-values are...
View ArticleWPF Custom Axes labels
Hi,I would like to have the HorizontalScale of an IntensityGraph labeled in units of π (Pi). I found much about the LabelFormat (which i reckon is only available in WinForms), where I could just set...
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Phasor Diagram with .NET Graph Controls
I would like to have something similar to the phasor diagram shipped with Electrical Power Controls and I wonder if anyone was able to do the phasor diagram with .NET graph controls? NI has not shipped...
View ArticleNI VISA process command simultaneously
HI,I'm using VB.net and messagebase of NI VISA v14 for instrument communication. I found that NI VISA is not processing command simultaneously. It is queuing all the command I send and process one by...
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WPF Graph - AxisDateTime with AbsoluteTimeStamp
Hello, I am trying to plot a few Observable Collection to Graph with AxisDateTime. Graph:<ni:Graph x:Name="Graphs_HPT_Temperature" PreferIndexData="False" RenderMode="Raster" Margin="10,10,10,10"...
View ArticleLicenseException when using NationalInstruments.Analysis
Hi Sir :We have purchased Measurement Studio 2013 standard edition.My OS is win 7 64 bits.When I use the function of NationalInstruments.Analysis, I get a LicenseException error likes attached...
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quard encoder for servo
Hey, I have to make an encoder reader using ni daq card , in c# , my task is to read the pulses from encoder of servo drive and send the position according . I am listing my task in sequence for more...
View ArticleMeasurement Studio VS. NI-DAQmx API
Which should I use for my VB.NET GUI to manage our NI USB-6343 DAQ?Our GUI uses the DAQ to control LED voltage and read photo diode, and then draw chart based on A2D from photo diode. Should I use...
View ArticleCursor display and events
Hi all, I have a cursor implemented like the example from phansen (SqlDataExample.zip), but I don't seem to have quite understood, what exactly is happening there at some points. As recommended, I use...
View ArticleDAQmx.2013.msm requires MStudioCommon.2013,msm which can't be found
There have been previous posts regarding compatibility between and packaging of NationalInstrument.Common .20xx files and DAQmx. Those do not apply in this case. I am using MeasurementStudio 2015 for...
View ArticleAccessing Unprocessed Point Information in Plot Renderer
I have been writing a program that plots points to a Writable Graph. I am working to overload the Plot Renderer so that I can customize how each point is represented on the graph. I wrote a custom...
View ArticleCalling RenderGraphCore using a Custom DataProcessor
What calls the RenderGraphCore method in the PlotRenderer class?Does it get called from the DataProcessor; because while implementing a custom DataProcessor class, the RenderGraphCore is not being...
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How to get the values which MultiPlotCursor is currently displayed?
How can I get the current valus for processing..Thanks!
View ArticleTask cannot be disposed after setting timeout=-1
Hello, I've written a windows service for change detection using DaqMx 17.0. To avoid throwing timeout exception on BeginReadSingleSampleMultiLine method, I did this at the Task initialization:...
View ArticleUnregister LeftCntrl and LeftShift keys from Panning and Zooming to None
Hi, I want to use the LeftCntrl and LeftShift keys for my own functions in the PlotArea, but it seems as though the default is set to using them to pan and zoom. Is there any way to change the default...
View ArticleNeed Timestamp from AnalogWaveform
Hi, I'm using Visual Studio 2015 and Measurement Studio 2015. I'm having problems when using the WaveformAttributeMode on a Stream so that I can read the time samples along with the data. When the...
View ArticleCursor Snapmode Problem
Hi,I made a simple WaveformGraph and set cursor SnapMode as ToPlot.My problem is the graph plot cursor along mouse y position (not x position).For example, at following capture image, I placed mouse...
View ArticleHow to check if reference trigger stopped acquisition? IsDone always false.
Hi, I have a problem in a setup using both the start trigger and reference trigger to start and stop the data acquisition using a hardware signal. Basically my setup is working in that my signal is...
View ArticleTDMS Error - "Type initializer for 'NationalInstruments.Tdms.Internal.e'...
Hello all, I've been fighting with Measurement Studio to deploy to a secondary laptop. It's a simple datalogging application, written in C#, that takes in data from an NI DAQ box and graphs it and...
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Unexpected behaviour of analogue reference trigger
Hi all.I have the task that acquires data with analogue reference trigger. The task looks something like this:task = new Task(""); task.AIChannels.CreateVoltageChannel( SensorPin, SensorName,...
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