How to achieve 2 axis control using 2 FPGA VIs?
Hi there, I'm using a cRIO-9074 chassis and two NI 9501 stepper drives, which are each wired to a Superior Electric Slo-Syn motor. Currently, I am able to control each motor individually using two...
View ArticlecRIO-9073 Software Error
I have a cRIO-9073 connected to a host PC thru a 4-port hub.Everything connects fine and is recognized in NI Max. I try to install software.I’m running Labview 13.0.1 so I install RT 13.0.1If I install...
View Articlesimulink to labview
Hi , I want to convert my simulink model to a VII have attached the .mdl filePlease help me in the conversionI am not able to find the substitute for a clock function which is acting as an input as...
View ArticleHow to (logical) compare two arrays
Hello,i have two boolean arrays.A[0,1,1,1,0,1,0,0,1,0,0,0,0]B[0,1,1,1,0,1,0,0,1,0,1,1,0] They have same size. The only difference are the last two 1,1 in array B.What do i have to do to get an array...
View ArticleHelp with timing controls
Hi,I'm new to this forum, so hopefully this is in the right place. I am using an Ni 6009 with labview 2012 to turn on/off 4 valves. I am to the point where I can manually turn the valves on/off in the...
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Event Error List in Labview
Hi Forum, I have an application where different Errors, Trigger, Events,.. can happend at the same time I would like to write this Events to a .txt file in the end of the application. Right now I am...
View ArticleI am getting error code -1074130544
I am using a NI USB 5132 and NIScope ver 3.8 and am having some issues with errors. The errors don't show up every time but the code I am getting says: niScope Configure...
View Articlerapport excel
Bonjour, je suis actuellement en traind e réaliser un code Labview pour l'acquisition de données un objet qui chûte... j'ai calculé la position, et donc le rebond et d'autres éléments...Cependant...
View Articleprogrammatically launching a file with the default windows application
I had assumed this would be a trivial task, but I can't seem to be able to find anything on it. I would like to be able to open any file in the native application - as if the user had double clicked...
View Articlelabview slow speed monitoring! Why?
I make a sin wave by a func-generator and I want to monitor it via DAQ card in Labview. I can see the signal in waveform graph box but when I change the signal's frequency and amplitude it doesn't...
View ArticleVVT sync
Hello all,is anyone could provide me with this vi file " angle_capture_vt_reva.vi " ??
View ArticleFor Loop runs with unwired N value
In what cases will a for loop run with no N value wired to the loop? I've seen a couple of examples of the for loop running without a number of times set to be ran wired to it or for example an array...
View Articlemeasuring loop timing in simulating mode
Hi I wrote an FPGA VI, I want to know the loop timing of my program. The problem is that I don't have the hardware in order to upload the program on it and run the program and using the technique which...
View ArticleDiscovering number of physical channels
When setting up a DAQmx device in LabVIEW code, is there a simple way to discover and report the number of physical channels that have been selected? I have looked for Property Nodes to do this using...
View ArticleBuilding an array from values in two structures.........
Hi, I am working on an application that loads one of several VIs into the subpanel control on the main window. Each VI displays a certain part of the main systemThe user types the name of the VI and...
View ArticleThe 'Generate User-Defined Trace Event Function' node crashes when used in a...
Hi I tried to debug a sample project based on actor framework in LabVIEW 2013.01.f2 with desktop execution trace toolkit.I've added some instances of the 'Generate User-Defined Trace Event Function' to...
View Articleaveraging images
i have found an averaging example in the labview interfcae, the example averages the set of images in order to rduce the noise in the image. in the example the input is linked toa set of images within...
View Articlecell height table
Hello, I want to create a table with 1 column and many rows programitically where I can able to change the height of each row. Somehow I am not able to do the same in LV2011. Please ccan you let me...
View Articlekilling loop in subvi from main vi
I have a subvi that runs a loop taking a series of images from a camera, but if I want to end the loop my main vi is running in, I have to wait till the subvi loop ends therefore moving back into my...
View ArticlePopup to select a directory - how?
Hello,i am using Labview 2013. Is there meanwhile a included solution for a popup where user can select a path (not a file)? (I found an old thread where an extra external vi was needed to do this)Can...
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