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Hilbert transform (90 degree phase shift) on FPGA-using FIR filter

Hi,I want to shift 90deg-phase of the input signal on FPGA. I am utilizing a NI-PXIe 7279R module with a NI-PXIe 5733 ADC converter on FPGA unit.At first, I want to record a sinusoidal signal with a...

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Specify different ADC timing modes for different TC modules in the same task

Hello, I guess based on the help, this is the way to specify different ADC timing modes for channels of a NI912 and a NI9213, inside a single DAQmx task? So I have to explicitly list the ActiveChannels...

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keithley 2400 & 2635 synchronous run

Hi, I am a beginner  and  am not  familiar with labview. I met a problem recently. I use keithley 2400 offering 5V voltage to measure current and use keithley 2635 offering pulse current. I want they...

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Set ON/OFF time for Boolean Switch to control Power Supply

Hello I am really new in Labview and I want to learn how to set a timer to turn ON/OFF a Power Supply equipment. (e.g. 5 seconds ON then 10 seconds OFF) and then run this continuosly until user press...

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LV2017 Application builder issue

So i've just installed LV2017 and for some reason the Build specification has a '?' on them. I can't open the spec, i get an error 7 from Get LV Class default value.However, i can create a new...

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Problem with Scan Value Function

Hello everyone, I have a problem with this function. I send data with arduino using VISA, with string format. The problem is: if I send "28,30" there is no problem, it reats 28,30, but if I send...

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Error -8000 XNET Close Diagnostic

Hi, I have a problem with the „Close Diagnostic.vi“ (Automotive Diagnostic Command Set) after requesting an empty event memory with "UDS ReportDTCByStatusMask.vi“. This leads to the error -8000 ->...

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project

Hi !I have to do a project on how to create a 3D image on Labwiev to give two random points to me and to calculate the balance between them taking into account the relief.Thank you for your time in...

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VISA resource name to dll Device Handle

I am communicating with a usb raw device using NI-VISA in LabView (winusb driver). I open a VISA session in LabView and attach a Visa Resource Name to the device. I  call a dll (written in C) from my...

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Menu déroulant pour sélectionner des fichier texte et lire leurs informations...

Bonjour,J'essaye actuellement de développer un programme LabVIEW, qui permettrait de sélectionner ( à l'aide d'un menu déroulant ) un fichier texte qui serait dans un dossier avec plusieurs autres...

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Built .exe file missing ctl files

HelloI have run into a strange problem. I am building a exe file to run my application on a non development machine. It builds and i can start it on my development machine without any problems. When...

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Parallel Case Statement Priorities

Lets say I have 2 case statements inside of a while loop. Is there a way to make one of the case statements a higher priority? For example, both statements A and B (see pic below) modify the same data....

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Acquisition deux AI tensions NI DAQmx USB 6003

Moved to another board

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synchronising CTR or DIO lines

 Hello dear community, I would like to implement the following (s. attached pdf).I have implemented the digital pattern on CTR0 with a retriggerable CO Task configured to acquire finite samples (s....

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Calculate table average grouped by another field

Hi -  I am hoping to understand a simple way to calculate grouped summary stats from a table.  I'd like to calculate mean, standard deviation, and a number of quantiles (1%,2%, 5%, etc.) from a table....

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Resource not found: NI_MAPro.lvlib, NI_AAL_Sigproc.lvlib

Receiving error messages when trying to run the compiled version of a VI on a non developent target machine. Configuration:LV run time 2016 x64LV development 2016 x64lv visa drivers 2017development...

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Fixed-point conversions for temperature and pressure

Hello all.  I am using a cRIO 9104 with a 9014 RT controller.  I am using C-Series modules 9401, 9221, and 9211 to read gas flow rate, gas pressure, and some temperatures.  I am using a Pulsometer and...

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Stream multiple waveforms

Hi, Based on the following example from NI:http://zone.ni.com/reference/en-XX/help/372846L-01/veristandmerge/streaming_wfms_lv/ I would like to stream multiple waveforms at the same time. I need to...

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Get Recently Modified Files

I need to create a list of recently modified files from a given folder on local net.  The folder contains thousands of files in hundreds subfolders.The conventional method (attached) take way too long....

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labview

Hi, i have to do a project that takes a 2D image (for example of a mauntain) and makes it 3D as a hightmap. Then i need to take from that highmap two random points and get the difference between them...

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