How can I calculate which is the index (x-value) correspondant to a certain...
I just want to calculate the quality of the peak in a FFT, defined as you can see in the attached file. For that, I would need to know how can I calculate in Labview the index or indices (x-value)...
View ArticleNI Security Programmatic Login VI in DSC module
I am using NI Security Programmatic Login Vi for Administarting Log in to the localhost. VI is working but it generates the Error - 1967362038 NI Security Resolve Domain Name. I have put Domain Name...
View ArticleHow to implement trigger pulse
Hello, I have run into a probably very simple but at least for me "tricky" issue: The VI that I have attached below shows two tasks. The first one (left side) is to acquire US data from an external...
View ArticleIn need of advice
Hello, I have some error handling functions to be used on my projects.specifically I spawn a error dialog to the user (using VI server) to both show the error and give the user the option to close the...
View Articletdms files in excel
I have used a NI c-RIO 9075 to log data in a TDMS file. The wirte to a Measurement file was used and all the data saved to a file of my choice. The issue is that when i open the file in excel each data...
View ArticlePelco SDK
I am working on a project where I need to grab images from a Pelco IP Camera. It's a D5230P Sarix Spectra HD Pendant Dome camera. Using the Pelco SDK I am able to connect to the camera, grab its...
View ArticleLabVIEW arduino communication using VISA
i have attached my DAC08 program interfaced using arduino.when i command from serial monitor from arduino DAC responds means arduino prog is ok. but when i command from LabVIEW it doesnt. i dont want...
View Articlelabview 2014 not triggering Key down on Ctrl-V for Multicolumn Listbox
I just upgraded from 2012 to 2014 and am having trouble with a Vi that would fill in a Multicolumn Listbox with clipboard values on a Ctrl-V Key Down Event.It seems that labview is no longer triggering...
View Articlelabiview 4294a
Hi, I'm new with labview and i'm trying to control the 4294a precision impedance analyzer to get the impedance modulus and the fase.beyond that,i need to safe the data in my computer.My objetive is to...
View Article4294a labview
Hi, I'm new with labview and i'm trying to control the 4294a precision impedance analyzer to get the impedance modulus and the fase.beyond that,i need to save the data in my computer.My objetive is to...
View ArticleNeed help with buffering issue
Hi guys, I recently inherited an ugly VI that I am just now becoming familiar with. The tests I am trying to run are approximately 25 minutes long, but I keep getting a check buffer issue "error...
View Articlegetting name of remote PC
Hi All,Does anybody know if there's a way to find the name of a remote PC programatically? I have 3 remote PCs connected through VISA. I can get the name of the local computer, but not the remote ones.
View Articlehow to apply notch filter in the PID control
Dear all,I am using PID control in my positioning stage but the output is every noisy with some fixed frequencies(30,50,150Hz). I want to add a notch filter to take off those noise. However, I do not...
View Articlehow to convert string matrix to a matrix that can be potted using plot3dl...
Hello everyone,When I try to put this matrix named power into the "plot3d1 (x,z,power)" function of scilab as one of the arguments, I get an error- "!--error 246 Function not defined for given argument...
View Articleabout the command summary in datasheet
I'm trying to build a driver for a laser by using Labview. attached is the application note. the related command summary begins in page 11.I want to scan the frequency of the laser and plot the power...
View ArticleLABVIEW VISA ERRORS WITH ARDUINO
CAN ANY1 HELP ME???AND REPLY ME???i have attached my DAC08 program interfaced using arduino.when i command from serial monitor from arduino DAC responds means arduino prog is ok. but when i command...
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NI VISA read stops at zero character, returning an 0xBFFF003E error
Hi I’m trying to read some serial data from a UUT using the NI-VISA read function. The data is mostly text but does include some control codes. The first of these appears after the ‘OK’ in the Serial...
View Articlecreate OPC tag list for Eurotherm 2704
I am trying to convert an OPC export CSV for a Eurotherm 2704 (using iTools OPC) into an NI OPC Import CSV, and although they are similar, the syntax for the the fields is quite different. If I new...
View ArticleShared Variables RT Target Deployment Issues
Hello,I am using a cRIO-9074 and labview 2012. Ive run into a issue that I haven't seen before where recently added shared variables, don't appear to work while the cRIO is running from start up. I...
View ArticleTimed loop iterations end early
I have a timed loop set for a period of 12ms (using the 1kHz system clock).Looking at the actual start and ends of each iteration, it seems that the loop moves to the next iteration after around 4ms,...
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