Configuring LNS DDE server in CVI
Hello,Can anyone help me to configure LNS DDE server in Labwindows CVI. I have an application which uses LonWorks and NIC709-USB100 as interfacing device. I need to make communication through LNS dde...
View ArticleKeyence Camera
I'm wondering if anyone could help me out in finding some way of communicating to a Keyence IV-HG500 MA Camera, trying to take the capture of the camera and save it into a folder automatically and take...
View ArticleOpenDev function panel Error
Hi,I am trying to execute the OpenDev function panel. I have configured my DC Power Supply and it is communicating through NI-MAX. But when I try to use OpenDev function panel it is throwing error.Is...
View Articlereading negative zero from a string
The code sscanf("-0", "%d", &x) returns -2147483648 (hex 80000000) if x is an integer or long. This is causing a problem in my radar test tool when I try to parse a string containing...
View Articleproblem in Real-Time module labview 2016
Hi everyone, i had my labview 2016 and myrio toolkit installed in my computer windows 10. When i want to install the real time module, it prompt me about the NI device drivers. What is the driver...
View ArticleLosing data from frame grabber
Hi, I have a frame grabber PCI card in my PC that is receiving streaming data from an autonomous source. The card came with its own driver/library and sends an interrupt after 32KB of data has...
View ArticleDereference of invalid pointer expression
Hello alls I have an application that crashes when running in debug mode. Here is the error message :NON-FATAL RUN-TIME ERROR: "SEKO_tools.c", line 67, col 9, thread id 11148: Out-of-bounds pointer...
View ArticleMaximum number of network variables.
Is there a maximum number of network variables that can be created in a LabWindows/CVI program? I have 50 subscribers and 30 writers. The program works when I have 49 subscribers and 30 writers. The...
View ArticleCVI application required admin rights each time when running after installation
I have created a release build for my project and installed it. Now each time when I run the applicaiton from start->all programs it is asking for admin rights. I wasnt having this problem...
View ArticleRead csv textfile and use its somedata
i m a student and i want to read csv text file and want to use some of its elements or data to put in transmit packet and then also to copy whole file and make another file and insert some data in this...
View ArticleHow can i send hex value with viwrite function on Labwindows
Hello everyone, i communicate a device with rs485. The device accepts hex value also viwrite function sends string. How can i convert it. İn rs232 library has comwritebyte function and it solves this...
View ArticleSQL Find a record example
I am creating a simple database. I am first trying to check to see if a record exists, if exists I will then update it. if not, I will create a new record. do simple examples exist to perform these...
View ArticleCorrect way to close a file reference where fdopen() was use after OpenFile()...
I just wanted to verify that fclose() is the proper way to clean up resources as opposed to CloseFile(). The documentation kind of leaves the correct protocol up in the air. Greg
View Articlecreate leds
Hello,I want to create leds according to an input variable can you help me ?thank you
View ArticleCVILowLevelSupportDriver not found in Windows10
I updated my system from Windows 7 to Windows 10. At the beginning of my program I installed the following code:if (CVILowLevelSupportDriverLoaded ()){printf ("%s", "CVILowLevelSupportDriver is...
View Articlereceiving printable chars and escape codes on serial port
I am trying to read data transmitted by a device across a serial port. When I collect the data with PuTTY it contains escape codes and ascii strings. But when I try to collect the same data with...
View ArticleFATAL RUN-TIME ERROR: "PyAcqCfile.c", line 62, col 11, thread id 9144: The...
I tried to acquire some image with PCIe-1429 and basler linescan camera spl 4096-140km. But a fatal run-time error was raised. I tried by changing the "Trigger type" in imgSessionTriggerConfigure2(Sid,...
View ArticleCalling EXE from my CVI program
So I have created an EXE using visual studio. I am trying to call it via Labwindows CVI using the system() function and It executes normally but this EXE is built to write data to an *.ini file so when...
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