synchronizing the read of two timer tasks (Period and Two Edge Separation)
Hello, I am using labview 2011 and need to latch the data from two timer tasks of a 6602 board at the same time and then perform the read. One task is a period measurement the other is a two edge...
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Convert WMV to Surface RT - Play DRMed WMV videos on Surface RT
Convert WMV to Surface RT - Play DRMed WMV videos on Surface RT If you have problems about playing DRMed WMV files on Surface RT, you can follow this tutorial to strip DRM from your WMV files and...
View Articleni labview fpga module pour nexys 2
salut mes amis j'ai instalé labview 2010 et le logiciel xilinix mais je ne sais pas comment utiliser ces deux logiciels a fin d'implementer tous ca sur la carte fpga nexys 2 je pense que j'ai besoin d'...
View ArticleHow can I implement a Digital I/O counter with a maximum source frequency of...
How can I implement a Digital I/O counter with a maximum source frequency of 80 MHz (like 6602 board) using CompactRIO? It appears as if the Digital I/O modules for CompactRIO are much slower than...
View ArticlePXI-6624 Pulse Frequency measurement
Hi. I'm working with a PXI-6624 and am interested in doing pulse frequency measurements to get both frequency and duty cycle on its inputs using DAQmx. Whenever I go to create the virtual channel...
View Articlegenerate square wave pulses using PCI-5105
Hello, I am trying to get a square wave pulses as trigger for a switch using the PFI channel on PCI-5105. But when I use DAQ assistant in labview, I cannot find the PFI channel. I tested my 5105 with...
View ArticleHow do I set up my timer/clock for a 17 bit synchronous encoder?
I am trying to get an output from a 17 bit Gray Code encoder. I need the position output for other projects.Here is a list of equipment being used:PCIe 6361CP-850-17S-GC-CW encoder from Allied...
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Ticker never stops
Hi all! I'm some "months old" with LabVIEW and, obviously, I'm having some problems. After looking for at the forums I found no problem like mine so... I think it's very important to say I didn't...
View Articlehow to convert desimal in range 0-100 into binary 8 bit.
hi everybody..i have a questions. i want to design pwm that contollered by labview software..in pwm duty cycle..range of duty is 0-100. how to convert in the 8 bit binary?exampleduty_cycle...
View Articlereal-time rotary decoder and "pulse shifter"
Hi everybody, I'm trying to set up a real-time rotary decoder for use as a pulse shifter via labview.Basically that means I have two input channels (ttl-pulses, ~20us high) from a rotary engine. One...
View ArticleHow does CI Freq work?
I'm trying to get down to the details of what happens when you run CI Freq -> Implicit -> Counter 1D DBL NSamp. I've looked through the forums and the NI white paper on frequency measurements,...
View ArticleCounting and Outputting In The Same Program
Hello Eveyone. I'm using a Daq 6211 to count the pulses of two quadrature encoders. With this same Daq 6211, I now want to control two hobby servo motors which both use PWM as their control technique....
View ArticleError 200431
Hello,I am attempting to make part of my Labview program take the inputs from a optical encoder so I can program dynamic responses to the positioning of this encoder. I've been attempting to use the...
View Articlehow to install counter pallets for PCI 6602 in labview 6.1
Hi...Plz help me to install counter pallets and driver for PCI 6602
View ArticlePCI-6602 Matlab DAQ filter
I'm trying to enable the digital filter on one of the counters (ctr2) on a PCI-6602 while using the session based data acquisition toolbox in Matlab 2012b. It seems a bit difficult. I would like to use...
View ArticleNI 9411 Specialty Digital Configuration EtherCAT
Is it possible to activate Specialty Digital Configuration for the NI 9411 if placed in an EtherCAT chassis using LabVIEW 2012 RT?If not, how can I obtain the frequency of the pulses input into a...
View Articlehow to wire VI for 2 encoders using NI9401
I have the attached vi that measures period. My understanding is that the NI 9401 can measure period for up to 4 encoders at once. Do I need one DAQ sequence per encoder, (e.g. the attached vi should...
View Articlepci6602
Helo, plz help me in installing counterpallets for PCI 6602..I was working in LV 6.1..somehow some programs are opened in LV 7.0 and after that i couldn't drag DIO pallets displaying the error "...
View Articleelapsed time error
My problem is as follows, in the vi in attachments, I need to count time in I'll define in the step. But is not right, because I need this time count one time per trial. The basic function of the vi is...
View ArticleUSB 6218 acquiring voltage and counting pulses
I am using the USB 6218 to run 2 NI task at the same time in my vi. One task is acquiring a pressure transducer voltage and scaling it. The other task is count frequency pulses from a flow meter and...
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