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Async timer with priority threads
Hi,I am new to LabWindows/CVI, so bare with me I was looking at NewAsyncTimers and looked through some previous topics which all state that the async timer callbacks are all executed on the same...
View ArticleUnexpected behaviour using a company checksum generator
I inherited a DLL that the project uses to generate a checksum. The DLL does this by building a list of project files and calculating the MD5 hash for each. There are excluded files, such as anything...
View ArticleGeneral Protection Fault inserting ring items in table cell
I'm seeing GPFs in RunUserInterface when inserting ring items in a column cells of a table control. It's repeatable now, although yesterday in development I'm pretty certain this was not happening....
View ArticleCan CALLBACK function be called in code or does it have to be rewritten as...
This maybe is a silly question but has anyone called a CALLBACK function in code instead of just a response to user interface?How can I pass info to it without knowing what the H file will renumber the...
View Article关于在CANVAS控件中画图的问题
我想在CANVAS控件中逐点画出一幅图，就是每次都在第一行从左到右画点，画完一行后已完成的所有行下移一行，然后又重新在第一行从做到右画。感觉就像一幅图片从画布上方一行一行显示出来一样。请高手赐教！谢谢！
View Articledraw a picture in the CANVAS control?
I want draw a picture in the CANVAS. Every time I draw one point from left to right in the first line. If finished one line, all line have finished will move down one line. Then I will draw new line...
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Repeat the process in stacked sequence
Hello guys,Here I am facing a problem in my VI, please do help me. It is URGENT.The problem is stated below: The given VI has a flat sequence structure. In the first sequence there is also a flat...
View ArticlePlease help me to use this labview program.
After reinstalling the windows, labview program, "Ressistance.vi", dose not work with"Error 8 occurred at Open/Create/Replace File in Write Spreadsheep String.Vi -> Write To Spreadsheet File...
View ArticleCounting the number of lines in a file?
Hello everyone, I'm writing a program that reads and imports data from a CSV file. I was trying to count the number of lines in the file, so I wrote the code below. It works, however the output says...
View ArticleUniversal Windows Platform App running error
I built an application using LabWindows CVI 2015 environment. In the end, I obtained setup.exe and *.msi files. After that, using the steps presented in...
View ArticleDLL issue
Hi Everybody,i'm very confused, please help me:i would like to create a cvi .DLL to be used in case of machine vision applications.each application require multiple configuration in the parameter of...
View ArticleCommand Prompt argument cause error 17201
I have a quick question in regards to command line arguments.Right now, if I execute my .exe file through cmd and add an argument like 1234, the program will throw an error as seen in the attached...
View ArticleON button to be active with an external signal? HOW?
Ladies and Gentlemen, I am sure this question has been asked before, however I could not find the answer for my question, so sorry if the question is repetitive. Imagine I have code that has a ON...
View ArticleIs there any method to save TestStand container into a compatible CVI struct?
Good morning,I created a new data type in TestStand which is a container with four numbers and one string and i need to develop a function in CVI which receives that container and saves all its info...
View ArticleListPreAllocate limitations?
I am using ListTypes in LabWindows/CVI 2015 15.0.0 (413). Windows 7 When attempting to use the ListPreAllocate() function I am seeing what appears to be an undocumented limit to the pre cache memory...
View ArticleLabwindows .Net Assembly
Hello,I have a problem with CVI.This is the error msg "Could not get CVI .NET error description. A .NET Framework version 1.1 or higher, or the CVI .NET modules may not be installed on your system. If...
View ArticleDuplicate TCPClient callback?
Hi everyone, I am developing a tcp client driver. Therfore, i used the TCPconnect function with the TCPclient callback parameter in it, which ables us to receive callback as DISCONNECT. My question is...
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instal function into choices in list box
Please i need help.How i can install function (not a callbackfunction just normal function type int for example )into choices in list box.thnx
View ArticleSelecting columns and extracting information from Tables
Hello everyone, I am currently working on a project that involves reading information from a csv file, parsing it, and then displaying the information in a table. I have been able to complete all of...
View Articlemysql database with cvi
helloi need an exemple of how to connect to mysql database and how to insert data ,
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