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viOpen fails on 3rd party USB to Serial Ports

Im unable to do a ViOpen for a functioning serial port in Labwindows or NI-MAX.  Im using a B&B ESU2-400.  I can use the com ports in hyperterminal,etc so I know it is working.  NI-MAX will hang or...

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ATTR_TEXT_COLOR not working on a string object

I've seen posts but nothing directly for my issue. I have a string object on a uir panel and want to programmatically change the text color. I'm using SetCtrlAttribute with ATTR_TEXT_COLOR and giving...

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LabWindows CVI 2017 and License Manager won't start - evaluation license

I installed LabWindows CVI 2017 and have been using it under the evaluation license.  I went through all the demos successfully, and am now in the process of writing a program to control my 'scope.  I...

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Problema con ConfirmPopup

Hola a todos,trabajo con Labwindows CVI 10. Cuando llamo la función de ConfirmPopup(...) me aparece una ventana igual al de un MessagePopup(...), lo extraño es que en el único Botón que aparece,...

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ConfirmPopup und MessagePopup kein Unterschied

Hallo, ich benutze Labwindows CVI 10. Wenn ich diese beide Funktionen aufrufe: ConfirmPopup(...) und MessagePopup(...), sehe ich beim laufen des Programms kein Unterschied; außerdem bei dem...

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Add a license management for my CVI application

Hi all, I made an application with Labwindows/CVI and I would like to add a license to restrict the access of it.Is it possible ? Thanks for your reply

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Read non-printable ACSII from serial port with ComRd

hi, I'm currently facing an issue reading data from a power supply through serial port.Instrument : IT6831 (http://www.itech.sh/Upload/File/20170427151442.pdf)I can send command with no issue using...

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Sending Hexadecimal Pattern to RS232 port in CVI

Hello, I have a task of performing a loopback test between 2 serial ports. The test plan says I need to send a 1024 bytes AA55 pattern from one RS232 port and read it back from the 2nd port. I would...

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Problem with InstallPopup redrawing windows

I have a huge CVI application (CVI 2013) with many open windows displaying data.  All the windows are defined as top most (i.e. not child panels), and all have the ATTR_FLOATING set to...

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Need Assistance Adding a Toggle Button to a Table Cell

Does anyone have an idea as to how to go about implementing a toggle button in a table cell? I am fairly new to coding in CVI and I do understand and was successfully able to insert a regular button...

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Shown Sensor-Value jumps from 0 to -0

Hello, i'm new in LABVIEW and I want to use a Burster 8661 Torque-Sensor, which is connected via USB. I installed the LabWindows-Drivers via the Labview Instrument Driver Import Wizard. I followed the...

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Input file is not a valid archive

Hello all.  I have a library I'm trying to convert to a static lib. I have the source, headers, and the latest versions of the libraries dependencies. When I try to include this lib into my main...

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LIN diagnostic testing

LIN diagnostic testingI am getting a status = -1074388925 response from the ndOpenDiagnostic() function.Am I missing something? Should I be using “ndOpenDiagnosticOnLIN()” function ? but I get -8008...

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project link error

I am using LabWindows/CVI 7.1. My issue is that when I compile, there is a project link error  : multiply defined symbol '__UP_GetErrorText' in modules 'c:\Program Files\National...

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Mouse Driver For Legacy LabWindows 2.3.1

LabWindows 2.3.1 and DOS 5.0I am tasked to bring an existing (very old) test system to live. Most everything is working again - except I cannot make the mouse work.Installing a serial mouse using the...

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Array initialization

if I declare an arraydouble test_values [] = {20.0, 30.0, 50.5, 101.5, 200.5};if(debug){    test_values [] = {20.0, 30.0,};}......I got a compile error: expected expressionbut if I do thisdouble...

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CVI crash after (implausible) memory warning

Hello,when switching between two (large) projects, playing with the menu Options / Color Settings and pressing the Help button I received the following message:    After pressing the OK button CVI was...

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source code printing does not observe color settings

Hello,when printing part of my source code I was surprised to see integers printed in orange - although my Environment Color Settings have black for all numbers (and syntax coloring enabled). Could it...

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non-sequential order of build output

Hello,so far I had the impression that warning and error messages in the build output window are sorted by line numbers - until today I found an exception...it is the first file in the project,...

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syntax coloring of numbers

Hello,one more comment   I suggest to include the minus sign of integer and real numbers in the syntax coloring. In the example shown below the integer is -1, not 1....   

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