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.net callback event list is empty

Hi, I can't get the Events dropdown list to populate in the .NET Reg Events Callback node. My ultimate aim is to connect to my own .NET assembly, but as a basic test I tried to replicate the example :...

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Upgrading LabView 2011 to 2012 for Mac OSX

I am considering Upgrading LabView 2011 to 2012 for Mac OSX. Is this a free upgrade?Is a Mac OSX version available?Is the NXT module still working in LabView 2012? LabView 2011 ain't broke but I just...

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I want cRIO to start and stop acquisition with push of physical button on...

When using my cRIO 9024 on the field, I prefer  to be able to start and stop acquisition with push of a physical button on cRIO. I mean I don't want it to be "as start-up," I don't want cRIO to start...

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problem regarding LabVIEW programming

Sir,we are using a case structure based on Boolean(comparator).We want to get one string output so that we can output results in one strings during using it we are getting two string output one for...

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PtbyPt editing with global variable?

Hey guys, I'm wanting to setup a counter to count a crossing of a sinewave. The thing is, the sinewave is not zeroed. It's a sinewave of a cyclic load cell that I'm testing a material with. With this...

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Not able to change property in property node

Hi I am trying to configure a DAQmx routine where I record multiple analog channels. I am able to create the routine, but I read that there are some problems with multi-channel sampling (ghosting), so...

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how to append file path

I want to move a file and define the path based on what it is saved as. The file name always has six numbers then a space. I want to determine the drive it goes into based on the second number(either 0...

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How to program a modbus TCP driver in Labview?

I’d like to program a Modbus driver on the PC in order to work as a PLC data logger. I downloaded a Modbus Library and implement a Modbus Ethernet(TCP/IP) query. The query communicates with the PLC but...

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Average from Stopwatch

Hi everbody, I´m using LV to recognize particles in fluid flow. I´m using "Elapsed Time" Expres VI as a stopwatch. Time is running until the particle is recognized, when no particle is recognized, time...

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Motion control with third party PCI card and LabVIEW

Hello everybody!I have an application to control motion of servo motor with LabVIEW and third party PCI card (DMC2410 - Leadshine make).I have interfaced servo drive with PCI card and PCI card with PC....

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MAX error, niGPIBsys.dll plug-in caused an exception

Trying to connect to hardware via the local network to send ASCII strings. I can ping the static IP address successfully, but can't get anything from it in LabVIEW.VISA resource at the moment is...

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construct a closed loop control VI using a mean value

Dear allI want to use a mean value of 20000 samples as a feedback signal to construct a PID controller. That means I will acquire 20000 samples in each loop, and the difference between the mean value...

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Remote Front Panel (How to connect from a outside network or other domain)

Hi,Followed the below steps, to View/Control my Front panel remotely from a webbrowser within the domain,# Enable and Configure the Web Server# Add New Browser Access List and Visible VI List# Use Web...

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How can we share and transfer data at Labview using the internet

How can we share and transfer data at Labview using the internet

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Getting error -200088 DAQmx Read (Analog DBL 1Chan 1Samp).vi ...

Hello, I am using Labview 2011 and from the labview examples I am using the acq one sample.vi  for reading the voltage value.but the thing is I am getting the error from then reading block that -200088...

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If file exists create a new file...

Hello, I am trying to use Labview to make a filing system. When it goes to create a file that already exists, I want a number to be concatinated on to the end of the file. For example if I save...

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Create Shortcut Folder

How do I create a shortcut folder in one drive subfolder to another drive subfolder for without having the letter of the drive. I dont know why but the only way I can access the drive is if I use...

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Read more than 100 registers using modbus

Hello Everyone,  I downloaded modbus library and try to use modbus ethernet query to communicate with PLC. I found modbus can only read about 100 register one command but I need to read way more than...

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accessing FT2223D ACBUS and BCBUS pins in labview

i am d2xx labview functions for an ftdi projectz and am working on an FT2232D ftdi chip..does anyone know how i can read the  ACBUS[0..3] pin levels and BCBUS[0...3] levels?..if am not wrong the create...

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RegExp help request here...

I'm having some trouble with "Match by Regular Expression"- I was thinking some of you guys are really quick with this stuff and it might be easy for you to enlighten me for some kudos. The current...

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