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sampling time to step signal

how can I give sampling time for a step signal?

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How to solve following problem (web broswer)

I want to display the IP camera stream (MJpeg) in Labview through Web Broswer.After I clicked "RUN", the message box was pop up. I don't know where something wrong. Please find below picture for more...

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How to get counts motor has moved?

Hello.

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regarding wavelet

hi allkindly help me in wavelet transformfor my project i need to send a data file to wavelet and need to plot a wavelet ploti have given input by using the option READ FROM MEASUREMENT FILE from File...

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Problem in taking counts the motor moved at specific time intervals

I've attached the program I'm using on LABVIEW to control an AC servo motor.  What I want is the number of counts it has moved from the Position block,  which I convert to cm before saving it in a file...

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Memory function in Control and Simulation loop - ODE solver problem

Hello, I am currectly using the control & simulation loop to simulate the behaviour of what is essentially a spring-damper-mass system. In the process the change in time (dt) is being used to...

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Make XY Graph from string data with date and time

1st of all sorry for my English.I have file with some data. In this string array i have 2 columns with time and date. I want to show this data at XY Graph with time and date on X and some of DBL on Y....

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AI triggering DO

Hi all, I may have been posting this in the wrong section before. Anyway, I'm fairly new to labview and I have a pretty basic problem which I'm hoping you could help me with.My problem:Aquire a analog...

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what is the reason in showing the error as LabVIEW memory full?

Hello My Labview model is taking much time for simulation and during simulation it shows error as LabVIEW memory full. what should i do to solve this ? also how can i make the simulation faster? can...

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PID HELP on Control Design and Simulation

Hello guys Im new on LabView and I have a problem on my VI project. I was wodering if anyone can help me to solve my problem.I have 2 Vi's: one with a room modeling and one with 2 heat exchanger (1...

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LabVIEW Object compare doesn't seem to work

Any "good" reason why an object compare (compare aggragate or elements) doesn't work, but if I cast the object to a variant it does?  I am pretty sure this worked in previous versions of LabVIEW (2012)...

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Measurements with EtherCat chassis in FPGA mode

Hi,I am trying to find out if there is possile to carry out measurements at 100KHz using NI9144 EtherCat chassis with a Real Time computer. I am using the NI9215 modules to measure voltages. Some...

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Installation error on GPS Toolkit

I am attempting to install GPS Toolkit 2.0 in evaluation mode on my Windows XP machine. I have LabView2012.  During the install, I get 86% through the process and then the install rolls back and...

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update firmware of NI Node 3202 programmatically in labview

Hi , I seen the project at  http://www.ni.com/example/31480/en/ , its adding nodes by giving NI Node serial Number , ID , NODE Type then selection of END NODE and MESH ROUTER.Can someone help in just...

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iFFT is slow, if input is NaN

Dear users, I am posting an answer to a question, which bothered me for some time. I was working out, why a certain part of my program runs slowly. Well, the answer was that the slow part performed an...

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How to resize a constant programmatically

Hello all Labviewers, I am currently developping a VI which should get 4 coordinates (x, y, height, width), and a VI path. With these informations should this VI create a flat frame into the block...

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modbus - HELP for final exam

Good morning.We are two students of a technical institute who are attending the last year and as a topic of dissertation for the " state exam " are using language with Labview Modbus . The purpose of...

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deisel backup power set monitoring

Good morning, I am trying to make a system using LabView that will monitor the condition of a deisel backup generator, (volage, on/off, fuel level, oil level, ect.. Have any of you done this before? I...

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Object recognition

Hello to labview community.This is my first post, im a university student and we have started some projects to learn LV. My teacher gave us some programms in paper and i can't understand some objects,...

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DB tools open connec.vi Invoke node connection string broken

I'm running an old version of LabVIEW (LV7.1) on my PC (I have no choice - I have to maintain this one application in this specific legacy version, due to maintiaining consistency with another plant...

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