845X VI's not installed after installing the 8451 driver
Hi guys, I have downloaded and installed the latest driver for the USB 8451: http://www.ni.com/download/ni-845x-2.0/2647/en/ Interesting enough, I can't actually find the VI library for the device...
View ArticleCan "Format Date/Time String.vi" be forced to round-up rather than truncate...
The attached VI describes the situation more completely.
View ArticleHow to demodulate digital TV signal use PXI5661 ?
My hardware are NI PXI 5661 and a digital TV antenna, can you give me a programing example of demodulating digital TV signal in China? Looking forword to your reply!
View ArticleCreate a beep at specific intervals
Hello, I was only introduced to LabView today and must create a program that will produce a beep sound at (random) intervals and then repeat the cycle for a behavioral experiment I am conducting.In...
View Articletrouble with VI for drawing an arbitrary shape using mouse control.
I have attached the vi which i am really struggling with. Basically, i want to select n points using the mouse clicks and then draw a shape connecting those points by using a boolean LED to move...
View Article.net dll's missing afterbuild
So I'm attempting to build an application that calls .net code to do some heavy lifting that labview can't do. The problem is when I build the application I lose my .dll's So I dig though the file...
View ArticleAdd an avergae row in a spreadsheet
I would like to add an additional 5th row to a spreadsheet file that contains a row of headers and 3 rows of data. The 5th row will consist on the average values of the 3 corresponding cells above(rows...
View Articleprocessing a video from a web cam
Hello , I hope you can help me as mush as you can..I'm working on a project and i need to process a video sent from a web cam and to send the corresponding message.For example if I see an obstacle, i...
View ArticleConverting sine wave to cosine in labview fpga
Hi, I have a sine wave output from a look up table and I want to convert this to cosine by shifting it by 90 degrees so that I can have both sinus and cosinus outputs ......How should this be done on...
View ArticleGame of Life
Hi, I am a first year undergraduate studying Physics, programming is apart of my first year module. I have been set a project to create anything using any program I chose, LabVIEW being one. I was...
View ArticleRunning LabVIEW 2012 Application builder get message about missing LabVIEW...
I am trying to make an installer using LV 2012 (Latest version for which I have a license-- Installed from Developer Suite 2013, latest disks I have.)\ I am asking the installer to include Run Time...
View ArticleError 7 occurred at Open/Create/Replace File in Write Spreadsheet String.vi
Hello, I am attempting to use a CompactRIO with 9225 analog input module to measure some analog signal. LabVIEW version is 2013 (32bit), when I run th VI, errot 7 occurred. I'm pretty sure the file...
View Articlemultiporcessing en labview- URGENT
je dois développer une interface maître qui contient plusieurs données. Ces dernières, je veux les utiliser dans d'autres interfaces esclaves, dont les entrées/sorties vont être communiquées de...
View ArticlePublishing cRio data on a webserver
Hi, We are running a cRio 9022 and I have a Labview file reading sensor data in real-time. The file executes when the Rio turns on, but for me to view the data in real-time, I have to reset the vi. So...
View ArticleFPGA Interface configure NI9474
I am using a cRIO and have an NI9474 that I would like configure for Pulse-Width Modulation (PWM). I can configure the 9474 for PWM using the SCAN Interface but not when using the FPGA interface....
View ArticleI need helo in FFT writing file
Hi, I am trying to do open loop system where can generate a signal continuously to actuate the motor and measuring signal continuously as well. However, I have faced problem in writing the date of FFt...
View ArticleHTTP Client for LabView 8.5
Hi, I wonder if there is HTTP Client VI and Telnet VI for LabView 8.5? Thanks. Peggy
View ArticleCan someone help
Can someone help me with these problems.1. I have some code that plots a circle, triangle and a rectangle. I need the code to plot the three shapes onto the same graphs but can't seem to get it to...
View ArticleRT app needs system time from Windows PC
I have an RT PXI controller, and I am wondering the best way to get a networked PC's system time so I can periodically sync to it (in a controlled way, such as when RT system is idle). Obstacles:The PC...
View ArticleAre we really 'helping' students?
There are some great, experienced and very helpful posters on here. It concerns me a little however that students are regularly coming on here with projects and rather than a nudge in the right...
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