Display digital clock
Hi there ! I would like to display the time as a digital clock in my project.I managed to collect the hour, minutes and second and to display them, but how can I do to actualize the display every...
View ArticleOn the right click menu "Go to Definition"
Hello NI, let's assume a project with three source code files.File B defines a variabledouble x [ 4 ] = { 0 };File A and file C use this variable according toextern double x [ 4 ]; Now I am editing...
View ArticlePid controller in lab windows cvi
Is anybody designed PID controller in lab windows CVI.Its having below features -setpoint (user varible 0-10hz or above)-wave form its showing 3 signals setpoint,Process value,ErrorIf you share its...
View ArticleLStrHandleArray Documentation
So, I created a DLL in LabVIEW to extract properties from a binary file. The *.h file that LabVIEW created has my own functions (i.e. void __cdecl GetChannelProperties(uintptr_t *ChannelRef,...
View ArticleDigital output pin goes low when starting File Sequence
I have search the site but can’t find what I am looking for and also using 2011 version (works great for other apps written). Also using a new USB-6509 DAQ unit which seems to work nice.This project...
View ArticleCommand Buttons
Hello,Has the shape of "Picture buttons" changed in Labwindows CVI 2015 from the way they looked in 2010 version. In 2010 version, they have sharp edges and not curved ones. I like to use my own ICONS...
View ArticleConnecting to OPC via network variables
We are now planning to move an application that uses ProfiNet communications to OPC standard and I'm trying to gather all relevant sources of informations on that.Specifically, I noted at the bottom of...
View ArticleClik here to view.
No Source Code Provider Found
I have had Subversion installed for some time, and now want to add it to CVI. However when I try to enable it, I get the error "No Source Code Provider found". This message occurs in both the...
View ArticleRT target crashing randomly - 97% ISRs
I am running an application on a single-core RT target (PXIe-8101) which does some data acquisition and instrument control. There are 2 - 3 timed loops running, more parallel while loops for data...
View ArticleWriting in ini file without destroying empty lines
Hello, I'm trying to edit automatically (with a LB/CVI program) some items values of an ini file which is often edited by users but the empty lines are deleted and they must stay (for visibility), is...
View Articlerecuperation et enregistrement d'image acquise sous labwindows
Bonjour,Je voudrais sauvegarder mes image acquise avec une caméra dans un fichise en .png afin de pouvoir les visualiser et modifier.je travails sous labwindowscvi 2017 utilisant NI IMAQdx Merci bien.
View ArticleParse a line, when caractere are separated by commas
I want to know if thanks to a function, we can get a caractere at a specific place in a line.For exemple, I have the line :a,z,q,1,2,4I want to get the caractere at the 3rd place, it's 'q'.I have...
View ArticleFile name
Hi I've selected a file through fileseletpopup instruction and I have to create new file at different location , the new file at different location should have name same as the selected file. I have...
View ArticleClik here to view.
how to create an user interface like this?
Greetings all.I'm using CVI 2015. I'm trying to create a user interface like this,Does anyone know how to create it？Thanks.
View ArticleSQL connection problem
I'm making some database functions using CVI SQL toolkit 2.3 (on Windows 7 & LW/CVI 2013)The sample files (weather, flowchart......) are all working.I tried to create my own mdb file, but the table...
View ArticleDebug of production application
Hello experts, I have an application created with LabWindows/CVI and released in production. I configured the OS so that a core dump is created every time the application crashes.In order to use...
View ArticleCUSTOM MADE BUTTONS
Hello, Is it possible to create custom made command buttons and use them in LabWindows CVI.I am not talking about picture buttons. I tried those and you are very limited making the shape of the button....
View ArticleClik here to view.
Question on Watch window
Hello,I am running CVI 2017 and have set up a watch expression of a structure member, see below. Now, at the first line of my code I have set a breakpoint that allows me to enable this watch...
View ArticleRun/execute code on Device (cDAQ-9181 + NI 9482)
I am trying to get familiar with the development for National Instruments devices right now. What I have for the moment is a cDAQ-9181 controller and a NI 9482 Relay module. I am able to use it with...
View Articledetection of deplacement on image processing
I am on a project of displacement detection on a small iron bar withmarking where we applies an effort for that I use an image processing under vision assistant and labwindowscvi 2017 (converting the...
View Article