Detect empty element in cluster
Hi, I want to know if there is a way to detect empty elements on a cluster, with no dependencies on the type/format of the cluster.I have tried to construct a function with a cluster reference input,...
View ArticleTDMS Data storage problem
I want to use TDMS file formats to store data from the DAQ. There are dozens of data every 10 ms, at the same time write to TDMS file. I want to ask to do so will be bad for the hard disk?
View Articlepower spectrum output to array
Hello, I have a signal and i need to make the power spectrum. How can i separate the information in the output cluster of the power spectrum? I have tried to use the unbundle but it gives me an error:...
View ArticleProducer Consumer Data Acquisition
Hello everyone, Over the past few days I've been hammering out what I think is a pretty nifty little program. I'm attempting to log data from an analog input channel at resolutions of around 1 ms using...
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acquisition FPGA
hello ! i've got some problems to understand how to acquire a signal properly, i've got a FPGA 7951R and a module NI5731. I generate a 500 Khz sinewave with a fonction waveform generator, and i plug...
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Area under each peak
Hello , I am acquiring a train of voltage signals from NI 9225 module placed on a cRIO 9022 controller ( the frequency changes dynamically )our main aim is to calculate the area of each peak of voltage...
View ArticleDifference between the Matlab and LabVIEW Hann (Hanning) functions
Hi All, I'm hoping someone out there can satisfy my curiosity. I have been porting over some code from Matlab to LabVIEW and came accross a difference in the two implementations of the Hann function....
View ArticlePhantom NI 6008
Strange new work setup. When I log into the T Series Thinkpad running Win7x64 NI device monitor detects a non-existant NI USB 6008 and offers me a blank screen of choices of what to do with it (None of...
View ArticleConvert String to Decimal for Zigbee on NCD board
Hello, A short glimpse of what I am trying to do:I have a zigbee radio hooked up to an NCD AD1216 board. I also have another zigbee hooked up as a serial in my computer. I need to send a Decimal format...
View ArticleSetting a True/False State in subVI
Hey people of the world, Im currently working on a program that tests dc motor for torque characteristics. The way it works is you set your voltage and current to actuate the motor, when that happens a...
View ArticleReading I2C in LabVIEW
Hey all, I'm having a really difficult time understanding how to read from an I2C to USB converter. I have my device hooked up right, because it works perfectly with the company's OEM reading software....
View Article2D Picture Control Memory Growth
Okay so the 2D Picture data type is really a string. It is a series of operations to draw an image basically. So it is like putting a picture over top of a picture as you draw new things, and as a...
View Article5154 digitizer data to fpga
I'm trying to stream data as fast as possible from the the 5154 digitizer to a FlexRIO 7966. Starting with the "NISCOPE Fetch Forever" example in LV2012, I can set up the acquisition on the 5154 @...
View ArticleBlinking LEDS with numeric control
Hello, I want to make a simple program that goes like this. I will have 2 numeric controls and 2 comparisons. 1st numeric will compare if the number if less than 50. Second comparison if it's greater...
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PID Controller - ECP Rectilinear Model 210
Hi, everyone! I am working on a PID controller for a one-cart system (ECP Model 210) in LabView. However, I don't think I am using the PID vi correctly. I am trying to have the position of the cart...
View ArticleConception d'un systeme de gestion des temps pour une PME
Salut j'ai un probleme quii peut m'aider voila le lien
View Articleweb services vs datasocket
I noticed that there are many ways in Labview to access data remotely via TCP/IP using 3rd party APIs. Can you help me differentiate the Datasocket method vs. Labview web services?
View ArticleEquivalent circuit parameters of impedance analyzer
Hello, I am using a LabView program to obtain and save the equivalent circuit parameter calculated by an Agilent Impedance Analyzer 4294A in an Excel spreadsheet. After running the program, my...
View ArticleIs MAX a run-time engine for labview executables? Questions about MAX and...
Hi, I am trying to figure out how MAX interacts with LabVIEW... If I build a LabVIEW executable file and run it on a computer that does not have LabVIEW, with associated DAQs, do I need MAX to...
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