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VISA Close.vi takes long time to close?
This really comes shocking to me, but it takes 110 ms to close the VISA reference, while other open VISA or read/write VISA only used <20 ms. Is it per device? Or it always takes this long to close...
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TCP write and TCP read in the same VI.
Hi I want to write data to a c-program and also read data from it right after through a TCP connection. How can I implement both options to a single VI. I'm sending arrays of pixel values to the...
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System Exec VI + DAQmx Read VI Synchronization
Hello: I have an old mass spectrometer that can be remotely controlled in LabView by using the System Exec VI. I do this successfully using a BAT file and it creates an XML file which I am then able to...
View Articlecompiling installer with multiple LabVIEW versions installed
I have a problem creating installer that includes my exe and all the required drivers. I have mutiple versions of LabVIEW on my PC. The latest version on my PC is 2013. I also installed the newest...
View ArticleUpdate Clearcase Snapshot View
Hello All, Looking for a method to update a Clearcase Snapshot View pragmatically from Labview. I've read a few posts about source control, but they all seem to involve dynamic views. I don't...
View ArticleXML Streaming to LabVIEW
How could I input a streaming XML data set into LabVIEW? The XML data are measurements from an Xtorr mass spectrometer. Any help would be greatly appreciated.
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Cleaning a waveform.
Hello there, i need some insigh on this project im coding.In the atached files there is a .dat file, wich contains an array of 128000+/- numbers,here are 2 images, one of the array on a graph (data)...
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Modify Case structure with VI Scripting
This is possible: you need a file, where only a case structure is on the BlockDiagram (BD).This file is called (e.g. Test1.vi) Then you start this VI: And in your test1.vi you have updated the case...
View ArticleHow to change raw char string to 16-bit 2's complement integer?
Hi, Please see the following raw char sting óèóóóóþþóèþóóóþóþóóèþóóóóóóóóóþóóóóóèóóóóóþóóþþóóóþóèóóþóèþóèóþóóþóóèþóóóþèóóþóþóþóóóþóóóþóèóþþèþóþó How could I converter it to 16-bit short signed integer...
View ArticleVI Launcher & Global Variables
Hello, I've inherited VI code that gets compiled as an EXE. This EXE uses the VI Launcher function to launch sub VIs. The EXE has a global variable structure that gets used by the launched VIs. I think...
View ArticleGoogle earth labview interface show both location and heading indicator
Hello all, I've been searching the forums to try and find a solution, or at least a possible beginning to one, to my problem. What I'm attempting to do is to utilize the google earth interface for...
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Remove the stacked sequence structure from LabVIEW.
Remove once and for all the stacked sequence structure from labVIEW It's an absolute horror.
View ArticleMeasurement Studio and Installshiled support
Dear all, We have serious problem with our updated version of Measurement Studio 2012 and Visual Studio 2013. We were using Visual Studio 2008 and Measurement Studio 2009 for our projects. Now we have...
View ArticleLoop timing correction algorithm?
Somewhere I saw an algorithm in LabVIEW to adjust the timing of a software loop so that it tuned itself to an external event. It involved something like a subtraction between actual time elapsed and...
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Filtering physical channels
Hello, I'm having trouble filtering physical channels displayed in the dropdown list of a control. For example I can't disable the filtering, see animated gif below: I attached the VI to this post....
View ArticlePassing an Array to VI Exposed in REST Web Service
It appears that the REST Web Service does not support passing an array via the query parameters of an HTTP request.For instance, I would like to do the following: 1. Send GET...
View ArticleScripting: Create Cluster in Array from existing cluster
I am creating a custom programming tool to generate some custom LabVIEW TypeDefs.One of the structures I have to create is an array of clusters; but from an existing cluster. That is, I have a...
View ArticleCan I call a dynamically loaded subvi from a subvi inside a library?
I have an application that uses a .lvlib, this library has many subvi's. From my executable, I can dynamically load subvi's within the library using the "open reference.vi" and passing in just the...
View ArticleHigh speed data acquisition appears to be averaging chucks of data
I have 9237 modules running in a 9174 chassis, and the collection rate in Labview has been reduced due to the fact that I also have a 6218 USB DAQ running in the program, and the data needs to be...
View ArticleStreaming DMA FIFO from FPGA to Host
Hello!We are using cRIO 9014 and NI9222 for acquire analog data. The version of Labview is 2012SP1 with Labview RunTime 8.2.1. Most of application we have seeing in this forum deal with streaming the...
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