What parameter of the NI 6341 determine the minimum pulse width that the NI...
Here, I have two questions. 1. I use a DAQ NI 6341 to count the edges of the TTL pulses sent by an APD (pulse width 17 ns). It works well. But I still want to know which parameter of the NI 6341...
View ArticleLow profile counter/timer board
Does NI (or anyone else) make a low-profile counter/timer board? Perhaps with specs similar to 6602? If not, are there some other options that I could look into (I think the sample rates may be too...
View ArticleTiming the Execution of Labview code
Hey Guys, I am looking for suggestions to limit the execution time for my code, or even to time it, Idont want it to exceed say 30 seconds as the next device is carried in to be tested. I am...
View ArticleRegister information on X series driver for encoder
Hi All: I am working on the X series driver development by using MHDDK. After comparing M series and X series I found that theere is a Gi_Save_Trace bit in register Gi_Command_Register in M series....
View ArticleHelp with internal signal routing on a 6602
I need to do the following with a 6602: GPIO (any) to RTSI0 4 Counter Outputs to RTSI1-4; doesn't matter which. I have tried P0.0->RTSI0 and then CTR0-3 to RTSI4. But I get an error that the...
View ArticleDuty-cycle and phase measurement of quadrature encoder outputs using PXI-6602
Hi, I'm working on a project where I need to verify the frequency, duty-cycle, and phase of a quadrature encoder outputs, which is attached to a motor. The encoder has 3 outputs Ch.A, Ch.B and Index...
View Articledifferent between two labview examples
what is the difference two labview examples 1, ...\examples\DAQmx\Counter\Measure Period or Pulse Width.llb\Meas Buffered Semi-Period-Finite.vi see labview1.jpg 2,...
View ArticleTaking Counter Input samples at 500kHz
I've got a Counter module hooked up to my compactDaq Chassis and I am attempting to read samples at a rate of 500k samples/second. I believe that the DAQ comes with internal clock capabilities of 100k,...
View ArticleTrigger a counter (PCI-6110) with analog signal
I want to trigger the counter of a NI PCI-6110 or an E series DAQ card with an analog signal. When I set the property of Start.TrigType to "Analog Edge", the program reported an error-200077, saying...
View ArticleSample clock source through RTSI
Hello, I have a short question on a sample clock source through RTSI. In my setup, two PCI cards (PCI-6602 (dev2) and PCI-6110 (dev1)) are connected through a RTSI cable. I'd like to generate a...
View Articlehow to change default signal connection of counter
I am new to NI labview, in my application, i need to change default signal connection of Ctr0. its output is PFI3, how to change to PFI4? thanks a lot BTW, how to post figures here?
View ArticleWhy no PXI-6624 pinout names in text or spreadsheet, or most other NI boards...
Why are there no cut/pastable PXI-6624 pinout names in text or spreadsheet, or most other NI boards for that matter. National should have a section with spreadsheet for each and all board pinouts, or...
View ArticleQuadrature generation with counter/timer card
I need to generate a quadrature output with a timer/counter card (6602,6624). It has been done before in another test program using CVI and some other things, but I am heading up setting up a new test...
View ArticleSample Clocked Buffered Frequency Measurement
I have a circuit board clock which I want to test. The clock should output at ~12 MHz. I'm using a USB-6343 and would like to use the Sample Clocked Buffered Frequency Measurement mentioned in the X...
View Articlemeasuring tdc position in an ic engine
sir, I have to plot pressure vs volume using labview. i had sucssefuly added my pressure transduzer. i have 360ppr encoder pls tell how to interface this encoder in labview and then for every 360...
View ArticleCompteur USB-6210 des pic dans la mesure
Bonjour, J'utilise une carte NI USB-6210 pour acquérir la tension ,le courant et la vitesse d'un moteur asynchrone à une fréquence d'échantillonnage de 20Khz . J'ai des problèmes avec la vitesse , en...
View Articlepulse width measurment error vs no error measuring period
Hardware: NI Cdaq 9172 with one ni 9422 in slot 5 of the 8 slot rack The Task is to accurately measure pulse width or semiperiod. Using NiDaq and visual studio c++, language. Code samples were...
View Articlepulse count using NI 9403 DIO module
I am trying to count pulses from a quadrature encoder using cDAQ system with DIO module NI 9403and AI module 9205. I dont have h/w with inbuilt counters, so have to do away with whatever i have. I...
View ArticleHow to measure pulse time and duty?
hai Im using PCIe-6320 DAQ in my application.How do i measure the frequency using the hardware. 1.By counting the rising edges using counter port i could determine the frequency which is not prefered....
View ArticleLabVIEW USB-6366 sample 2 AI and Encoder Value triggered with X1-Encoder (not...
Hello World, after 10 years of LabVIEW experience I'm totally lost. :smileysad: This is my first project with DAQmx and I don't know how to handle it.:smileymad: My setup: Windows7; LabVIEW 2012...
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