What counter/timer boards are available for apple computers?
What counter/timer boards are available for apple computers?Thanks
View ArticleUSB-6211 for single photon counting
Hello,I am planning to use the USB-6211 to sweep an analog output across a 2D raster pattern based on this example by John_P1 for single photon counting. I am wondering whether the USB-6211 could...
View Article"Internal Software Error (-224707)" encountered when calling...
Im am using v9.8.0 of NI-DAQmx, the NI hardware is a PCIe 6320 in a Siemens IPC running Windows 7 Enterprise. My software is writte in Delphi (and uses a Delphi adaptation of the C API).We have been...
View ArticleVerifying Digital Counter Output in USB-6210
Hello, This is my first Labview project and have gotten stuck on something a little trivial that I can't find help for. I am currently counting digital edges on the Counter 0 Source. After counting n...
View ArticleResource reserved error on adding 2 counter input channels from NI 9361 cDAQ...
Hi, While working with NI counter input channels in the past, we have been advised to add channels to their own tasks. 2 counter input edge count channels thus require 2 tasks. However, while working...
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The output voltage problem of NE555
I'm trying to make a simple astable circuit. It should be one of the easiest ones in history of electronics, but I can't figure out what's wrong with my design: The output voltage remains too low....
View ArticleHow to set the external clock of counter for sampling the signal AquadB...
Hi everyone, I have some questions about sampling the quadrature signal from a HDMI port by using the PCI 6221 DAQ card and would like to have your support. Thanks! 1.Question of connection Can i use a...
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Linear Position reading zero in C
New to using NIDAQmx. I need to do a simple test and log some linear position readings from a quadrature encoder. I create a task in Measurement & Automation Explorer in which I create a Linear...
View ArticleUse of Traditional NI-DAQ and DAQmx on the same pc (but not at the same...
We are upgrading a system and would like to start using DAQmx in some of our applications - but not in all. New system:NI PCI-6601Windows 10 IOT 32bitDAQ traditional 7.5DAQmx 15.5 The issue is that...
View Articlecommunication between PCI-6602 and PXIe-4492
I recently moved the PCI-6602 card from an old windows machine to a new one. With the 6602 card, I need to send 5 individual signals out to trigger lasers and cameras. Matlab is currently not...
View ArticlePXI-6624 only writes one sample in pulse mode
Hello all I am trying to write a pulsetrain to the counter output of a PXI-6624, however only the first sample is ever written. My pulsetrain has 50 samples, and with simulated hardware the output...
View ArticleNot getting pulse data from PCI card E 6320 using .net
We have purchase PCI card E 6320. We are getting torque data from PCI card thru .net example. but we are not able to get the data of speed thru encoder by using .net examples given in the CD. we are...
View ArticleWiring "Open Collector Output Wiring" to NI-9361 counter module
Hello,I'm trying to install a wheel encoder on our test truck so that we can more accurately measure distance and speed of the truck while we do the tests. The issue I am having is that I do not see...
View ArticleDAQmx Basics / Trouble to get pulsetrain out of NI-6612 PCIe (Simulation)
Hello,I'm a Newbie with counter/timers or any other data acquisition/generation task with hardware. So please be forgiving, when this seems to be a pretty basic question.I am trying to get used to...
View ArticleDéfinir un temps d'acquisition
Bonjour, Je suis stagiaire en mécanique aéro dans une entreprise et je dois réaliser un/des programmes Labview permettant d'acquérir des mesures de pressions et de températures via des capteurs ainsi...
View ArticleStopping BeginReadMultiSample acquisition in .NET?
I have setup a long term acquisition using BeginReadMultiSampleDouble, a delegate to receive N samples and then start the next read. This works well enough:...
View ArticleChanging the direction of simple dc motor using one or max two counters
HelloI am new to Labview. I was trying to run a simple linear dc motor by generating pwm using NI 9401. I have been successful in that. Now I want to change the direction of the motor digitally in the...
View ArticleImproved While Loop Speed/Timing
I am controlling two solenoid valves using an NI 9482 relay. The first valve will open 500 ms after beginning the program, and the second needs to open anywhere from 15-50 ms after the first valve....
View ArticleTimestamp skipping while direct logging
Hello,I'm logging data coming on from VISA continuously. I take the data directly, convert it to string together with the measurement time stamp and write it directly into a log. The time stamps seems...
View ArticleUsing PFI as a Counter Source (USB-6003)
Hi,I have an issue with my USB-6003 card and counter operation. Below is part of my Python script that I'm using. My understanding is that those CreateCICountEdgeschan and ReadCounterScalarU32 are...
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