Controlling motors via DMM feedback
Hello, i am extremely new to labview and have been reading the manual for the past few days, i am trying to create a program where a user can press a button and then run through a program, the program...
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Disabled item in plot legend when scrollbar is visible
Problem is that plot legend shows only the plots being displayed correctly, while plot legend scrollbar is not being displayed, which is being controlled using LegPlotMin and LegNumRows properties. But...
View Articlehow use flush event queue?
Hi all So i have some difficulties to use flush event queue, i would like to know how use it before to put it, i use a Vi test very simple.So if somebody have any idea? Thanks for futur repply Best...
View ArticleQuery Available Printers: error code 1519, Property Node (arg 1)
Hi everyone, I have sometime a error code from de report subvi Query Available Printers. I cannot find what is the code 1519 and why I have this kind of error. Thanks.
View ArticleDMA FIFO start
hola everybody i know that there are other messages about this topic but i didn't find what i want, so here is my problem : i'm using a DMA FIFO target to host and normaly when i execute the host VI,...
View Articlecovert string to number
Hi all I have question please I have string as 31233455477687643254 its 20 digit number . I want to convert this string to number and i want to displayed it as it shows what i mean The string is...
View ArticleAdd Array Elements gives wrong answer
Back again. I'm performing VISA serial read/writes using strings. I need to include a checksum each time I write a command.After searching around I thought I could input a string into a byte array and...
View ArticleSetup multichannel FPGA Butterworth Filter with configurations in RT host, cRio
Hi! I've done a little searching for answers here but am still confused, so I figured it was time to write my own question. I have an engine control application with an entire (32ch) 9205 module's...
View ArticleConnect RS232 with labview to read current and voltage values.
Hi, I am trying to connect my microcontroller kit which will measure the current and voltage. I was provided with rs232 port to connect with labview to read the voltage and current data that is...
View ArticleNotifier has data for graphs but empty y values for mean
Hi everyone, I'm probably doing something obvious wrong but I am getting data through a notifier for a display loop. There is an array of 3 waveforms that is generated from a cDAQ 9174 with an NI9215...
View ArticleFluke 8840A and Softmark USB to GPIB interface
Hello,I would like to communicate with fluke 8840A via softmark's usb to gpib interface is there any way to do this?
View ArticleRunning an external code for fpga target
Hello, I want to run a dll file from a c++ code within the fpga target of a single board rio, but when i press the run button of the fpga vi (the vi which contains the call library function node)...
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how can use usb?
hii have a switch and i want to ever that i press it, i have a Voltage in two other wire.and i want to have number of press the key.
View ArticleInterfacing a Honeywell 1900 into a LabView Application
Has anyone successfully interfaced a barcode scanner (preferrably the Honeywell 1900) into their LabView Application? We are preparing to purchase the LabView environment to assist us in the setup a...
View ArticleCompiling VIs with Matlab scripts
Hi everyone, I need to build application for a VI with some matlab scripts included in the block diagrams using the Matlab scripts node. I've been searching for related topics and I'm hoping someone...
View ArticleAyuda
Tengo que sumar el numero de veces que se cumple una condicion booleana?? Ejemplo; cuantas veces prende un led.. sumar las veces que su condicion fue TRUE gracias
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Dynamic loading of VIs from compiled program in LabVIEW 2013
In LabVIEW 8.6 and earlier, I am able to dynamically load VIs from disk files. There are some standard library VIs that would not load if they were called in the VI I was dynamically loading. To...
View Articlefpga DMA FIFO Read bandwidth
I have a NI-9148 with 4 NI-9234 RIo Cards. I seem to be having a FPGA DMA FIFO Read problem. I have a simple loop using the Invoke Node FIFO read property. My problem is that the time that the...
View ArticleCannot make vertical axis of intensity graph logarithmic
Has anyone else noticed that that the vertical axis on intensity charts cannot be made logarithmic? Labview gives you the option, but doesn't do anything when you try and check the box. Property nodes...
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