ARDUINO/LABWINDOWS CVI 2017
Heloo! I want to talk to a microcontroller to tell him when to control an engine (support that carries a camera) using the ARDUINO card under LABWINDOWS; However, I have never done this task and I am...
View ArticleXOR encryption and string conversion
I implemented the simplest form of XOR encryption. The XOR operation with the clrea text and the key resulst in non-ascii characters, that is an issue when sending the encrypted text. I chose to...
View ArticleUsing IVI with CVI
Hello all,I'm trying to use an IVI device with CVI for the 1st time but some things don't add up.I have an Agilent 34410A, which is very similar to what is used in the tutorial here:...
View ArticleControls that handle multitouch events
Does CVI offer some controls that handle multitouch actions and events? Multitouch is an input method using two or more fingers on a touchscreen at the same time.
View ArticleWindows Taskbar Stealing Focus from Panel?
I have a situation where we run through several startup applications on our system and then eventually one of our applications calls system(main_gui.exe) to load a panel that is full screen. The...
View Articlehow to change text of button during execution?
hello everyone, i am new in labwindows... i will change the button background color, but it doesn't support, therefore i will change the text of the button during running the program. i have made a...
View Articlefile operation
i need a program for accepting file through fileselectpopup and converting the file data(.txt) into .bin format and storing it into new file in same location. anyone please help out.
View ArticleFile operation using file select popup and creating output file.
Please help for File operation, I've to select a text file through file select popup and convert it into binary file and store it in new file in same location please help me to write a program for it....
View ArticleVISION ASSISTANT PROCESSING IMAGE
Hello friendshere I am trying to calibrate an image and read the code QR code underneath it and as I am new in this software I am looking for examples or exercises in the support but I can not find if...
View ArticleDo I need to call DeAllocateLStrHandleArray?
Posted this in the LabVIEW forum and was told this forum could be a better place, so copying pasting here. Compiled a VI as a DLL. One of the outputs is an array of LabVIEW strings. Interface defines...
View ArticleConnecting to a database
I want to connect to a data base that i ve created using mysql but the examples provided in sql toolkit in CVI uses DBConnect("DSN=CVI Samples"). I understood the what the DBConnect and DSN does but...
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Acquisition and image processing on reel time
Hello I am on a project acquisition and image processing using labwindowsCVI and VISION ASSISTANT, I manage to make the acquisition of one image using vision assistant and then generate the code under...
View Articleproblem debug
Helloim new on labwindows traying to excute this code but i have problem debuging i dont now why , help pleas thkscode :#include "niimaq.h"#include "nivision.h"main () { //declare variables...
View ArticleReserva dinamica de memoria en una estructura
Buenas tardes, Estoy programando una aplicación en Labwindows/CVI y tengo el siguiente problema. Necesitaría guardar una serie de números en variables, ahora mismo mi aplicación solo me deja guardar 4...
View ArticleSQLDriverConnect para OpenOffice
Buenas tardes, Estoy programando una aplicación en Labwindows y me gustaría saber como programar la función SQLDriverConnect para abrir una base de datos .mdb con OpenOffice. Muchas gracias.
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bar graph first data point problem
I've got a problem with a graph control and plotting with vertical bar style for displaying data histograms. My big goal here is to plot the data points successively as they arrive via the serial port....
View Articlemalloc/free, DLL, memory leaks
Hello, I'm investigating memory leaks in my program. And I'd like to investigate one thing. I have already read on this forum that CVI has its own free() and malloc() functions, and that free() calls...
View ArticleNumerous Instruments On Single Function Panel
Looking for some direction and hopefully an example or two. I want to create a .dll in CVI which I can execute to manually open/close relays, change levels for power supplies, and measure...
View ArticleGetUserEvents
Hello, I am running Lab Windows CVI getting 10 channel data and displaying it on the screen.I have a few buttons on the same screen and am using the GetUserEvents to see which button is pushed. If I...
View ArticleSQL varbinary to bmp
Hi!!I want to read image from SQL ServerI used these functions,but the picture is not displayed. hstmt= DBActivateSQL (hdbc,"SELECT * FROM TABLE WHERE IMAGE_ID=30"); fromDBBits = malloc...
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