NI 5734 Low Input Impedance
I recently got a NI 5734 along with a FlexRIO card and am running into an issue when I connect the ADC up to one of my sources. I noticed on the specifications sheet that the input impedance of the...
View ArticleCode debugging with Phidgets
To start, I am using Phidgets as my sensors, which is why some of the VIs may appear missing if you don't have the libraries downloaded. My code was working fine the other day, but since then I've...
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FFT sidebands
Hello everyone. I have been programming a UI that uses FFT and that can modify its settings. I have adapted the controls and everything works. The problem is that, even with a good resolution and...
View Articleexcel format from a TXT file
hi all i ve been trying to read a TXT file into labview, the thing is that i have not been able to give format as excel file, i want to use a 2D array for all the data that comes on the txt file i used...
View ArticleMeasuring mV with a NI 9221
Hello All I need help on this matter, I'm trying to measure a voltage variation using the NI 9221 module, my task basically consist in to energyze a motor with a 5V DC source, however besides reading...
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tachometer:: speed become zero during work
HI i have a a tachometer that conenected to motor shaft the output of this tachometer is pulses and each 24 pulse give a 1 revoluation i use labview FPGA to estimate the pulse frequency with LV VI...
View ArticleLaunch an application from a Windows service created by LabVIEW
If I lauch Excel from a Windows service (created by LabVIEW), does Excel run as current user? Does Excel visible to the current user? Has anyone does this before?TIA. OS: WinXP.
View ArticleTURBO BOOST FPGA COMPILE SPEEDS - please support this idea
Guys forgive the crassness of 'shouting' in the post title, but this is an idea that can drastically speed up FPGA compile times under windows, and let's face it, who wouldn't want that? What's more,...
View ArticleGPIB using .NET
I have LabView but not Measurement Studio. I would like to write .NET programs to access my GPIB instruments. I have found some tips for that which led me to...
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[BUG] Subdiagram label breaks when converting from LV2013 -> LV2012
Before conversion: After conversion: If I then select the 2nd loop and hide its subdiagram label, the 'N' terminal moves up, ABOVE the loop (No snippet, because the 'N' simply disappears from the...
View ArticleHow to only install Report Generation Kit after Labview install
I have Professional Licensed Labview Test Stand where I wrote a subvi to collect data into excel. The original code was written by three party integrator. They did not install Report Generation...
View ArticleUnable to connect to GPIB via TCIP/IP Resource
Hello, I am installing an Ethernet to GPIB Controller from ICS model 8065. I've been following the install instructions and am stuck and need some help. I have connected the 8065 to an Agilent oscope...
View Articlednet 1.4.2
I wish to use an older version of Labview(as well as newest) that works with dnet 1.4.2, but not the newest version of same.1.4.2 will not load because of the presence of the newer version. Is...
View ArticleTriggering and simultaneous measurements
Hi everybody I've written a Vi to to acquire data simultaneously from 7 devices. I'll be using cDAQ9178 with NI9203. The vi will acquire current values 4 to 20mA. Could you please check the attached...
View Articleconnect ouput to input virtual device
Hi, Can anyone telle me how to connect lets say analog out 0 to analog in 0 with a virtual device? On my work i have a USB-6211 but i want to test some code at home... I know how to create a virtual...
View ArticleRunning LabVIEW directly on a LeCroy oscilloscope
Hello, I'm using a LeCroy oscilloscope which has embedded Windows 7. I've automated the measurements I'm performing using LV but the speed is highly limited by the speed of data transfer over the LAN...
View ArticleA possible problem with parallel operation?
Hello everyone, I am working on a labview program that uses parallel execution, and I am running into a possible problem. Please bear with me, as sometimes it is difficult to explain things...
View ArticleHow to implement boolean comparison and event structure?
Hello all, I'm currently developing an undergraduate lab in which a laptop sends out a voltage via USB-6008 to a circuit board with an op-amp, the voltage is amplified, and then sent back into the...
View ArticleLabview FPGA : Xilinx out of memory (Portability:3)
Hi All, I am trying to compile and run a piece of logic in th FPGA on a NI7852 Card. I am using Labview 2012 SP1 with Xilinx 13.4 under Windows 7. When I try to do this the xilinx tool complains...
View ArticleLabview FPGA : Xilinx out of memory (Portability:3)
Hi All, I am trying to compile and run a piece of logic in th FPGA on a NI7852 Card. I am using Labview 2012 SP1 with Xilinx 13.4 under Windows 7. When I try to do this the xilinx tool complains...
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