Labview call a dll generated by labwindows
I'm trying to call a dll that generated by CVI CVI use LoadLibrary to call another dll compiled by C.==================point = LoadLibrary("MXIO.dll");================== While I call the dll in...
View ArticleSCPI commands R&S
Hello everybody,I send several SCPI commands to R&S instrument.After a little time i found that there is a visa timeout error, when i send a command to the instrument using Visa R&S firmware ,...
View ArticleLaunchExecutableEx
I'm trying to launch wordpad and have it open a specific file using LaunchExecutableEx. The problem arises when the specific file i want to open or its path contains a blank character, all characters...
View ArticleCan a Visual Studio UI (C++ or C#) be imbedded into a LabWindows CVI UIR
Is it possible to have a Visual Studio UI as a element of a LabWindows CVI UIR and if so how?
View ArticleBasic configuration issue with DAQmxWriteAnalogF64
Hello,I must be missing something very basic, but I've been lost for hours...I'm trying to send a Current flash of 10 mA during 5 ms, sent by a C software.The issue is that the card seems to be stuck...
View Articlehow to convert c code into dll file?
hello all, i am beginner in labwindow/cvi.i want to convert my c code into dll file so i can use it in labview and make execution.i am using labwindow/cvi 15.0
View Articleregarding project flow of labwindow/cvi
hello all, i want to know that what is the flow of project?first i have to make gui for my application, this gui will be converted into code using codebuilder.after that do editing in the code to make...
View ArticleError when porting project from labwindows CVI 2012 to labwindows CVI 2015
Hello, I had a project runningperfect in my laptop's Labwindows CVI 2012. When I got a desktop computer, I installed labwindows CVI 2015. When I copied the above project and tried to open with 2015 I...
View ArticleUpdate Service keeps all updates on disk
Dear CVI users,if you are using NI Update Service please be aware that all downloaded updates remain on disk even after installation. After one or two years this may easily reach 10 GB of disk space if...
View ArticleDetect keypress when other window is on top
I want to detect an event of KeyPress. To do so I tried using the event EVENT_KEYPRESS on the PanelCallback function.Problem is when my UI is not the selected window, the event is not fired. What would...
View Article4K/UHD monitor handling
Hello, I have Windows 10, a 4K/UHD monitor and CVI 2015 SP1 is not displaying very well. Right now, I have 3 monitors:On the left a 1600x1200.On the right a 1920x1200.In the center (declared as main...
View Articleerror Undefined symbol
Hello, I'm using CVI2013 on Win7. I have a DLL project proj1.dll where I declared a function "GetExxotestList" like this : int __attribute__((overloadable)) GetExxotestList (int *NbCardUSB, int...
View ArticleMultithreading in multiple source files
Hello everyone!I have read the topics about working with multiple source files and multithreading as well, however i cannot manage to make the two work in my project.There is an example program about...
View ArticleRFSA Unkonwn Error Code
I'm building the 80211acIQCompositeMeasurement.prj example project in CVI and running and running on a 4x 5644R PXI test system. The program runs fine w/ a single VST but when running with multiple...
View ArticleNI_CAN (0xBFF62002) internal error occurs in the NI-CAN driver
I have some trouble with my PC enviromentAs let me guess that NI-CAN driver cannot open device. I already installed lastest NI-CAN driver version.and attach my Error log. please give me feedback ASAP...
View ArticleUIR to XAML Conversion
I am converting a rather large CVI program to run under Visual Studio. NI's conversion wizard worked and after some effort the project runs as it did before. Now I want to take advantage of WPF and do...
View ArticleClik here to view.
LabWindows/CVI - builds fine but I can't create a distribution build
I can't seem to figure this out. I have a good release .exe file and now I want to "Build Distribution". I beleive I have all the files I need in there but after a while, it pops up a dialog box...
View ArticleDAQmxGetChanAttribute function
Could anybody give me a working example showing how to use DAQmxGetChanAttribute to getvalue of DAQmx_AO_Resolution attribute?Thanks.
View Article'malloc' for return a vector
Greetings! I am a freshmen for LabWindows/LabVIEW. Thank you for any response in advance. Recently, I need to develop a VI using C code, so I am trying to use LabWindows to develop a .DLL file. My...
View Article