Reading 10 MHz OCXO reference clock from PXI-6614 to externally set the...
Dear Labview-Experts,I am rather new in working with time synchronization and hope that my question is not too stupid. In short, I am currently developing an airborne wind lidar system that needs some...
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Generate a 100 kHz pulse train triggered by the GPS PPS with the NI-6614 card
Dear Labview-Experts, I am currently struggling with generating a PPS-triggered reference clock for synchronizing different processes in a wind lidar system that I am currently developing.Principally,...
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not able to setup for cRIO NI 9361 Counter module
I am having cRIO NI 9361 counter module for measuring frequency output per second from my device. My device has channel of Frequency output with 24 VDC passive power supply (externally powered). I have...
View ArticleControlling Throughput of CI/CO Tasks with cDAQ-9178 and DI/DO Module
Hi everyone,I’m using the cDAQ-9178 along with a general-purpose counter and a DI/DO module. I need some advice on how to control/figure out the throughput of a Counter Input (CI) or Counter Output...
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nidaqmx.errors.DaqError: No DMA channels or USB Bulk Endpoints are available
I just bought the USB-6423. and when I try to test the device by running the following example code on Github in VS Code python, I got the error "nidaqmx.errors.DaqError: No DMA channels or USB Bulk...
View ArticleNI DAQmx
I want to control my Servo Drive with the help of CO channels which have on my NI pcie 6323 card, through these channels I will generate a pulse train which will help me to move my motor to a certain...
View ArticleWhy am I having trouble reading linear encoder at higher rates of speed?
I am trying to read linear position using a rotary encoder rolling along a surface. My setup seems to work just fine for linear speeds of up to about 385 mm/s, however speeds beyond that cause the...
View Articleusb-6501 read counter value without resetting it
I am new to NI and have tried to find this information but couldn't locate any relevant documentation. We have a working solution with the USB-6501 and a C# app. The C# app starts a Task, a...
View Articlesynchronize cpp code that run in 400Hz to hardware 1 PPS signal
Hi, I am new with my work on NI tools, and learn more and more every day. I have a mission to synchronize simulation that written in cpp -that communicate with other computers in lab.To cut a long...
View ArticleReading 10MHz clock on CRIO9045 with NI-9401
Hi AllI have created a counter which is clocked by a 10MHz input into the NI-9401.The VI I have created uses a second clock edge generated by a GNSS PPS signal at 1 pulse per second.I'm trying to...
View ArticleHow to create delay in ADAM6060 using GCL only
HI,I'm trying to create a 10 sec delay after an input was triggered with ADAM GCL utility.I need that the output DO will change logic state 10sec after DI gets a pulse trigger (change from "0" to "1"...
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200010 warning at repeatedly run stop task in a loop
Hellow everybody, I keep getting the error 200010 after I run the attached code. The strange thing is that the code will run normally at first and this warning will only repeatedly appear after about...
View ArticleSSI Encoder read works on ni-9178 but errors on ni-9189 error -200621 Device...
Good day. I have some legacy code I am working with to read an SSI absolute linear encoder. The code works fine on a ni-9178 cDAQ chassis. However it errors and does not work on a ni-9189 chassis. The...
View ArticleGating a Counter Output with a Digital Pause Trigger (Python)
Hi all, I am trying to run a finite pulse train as a master clock for an acquisition application, which should run continuously for a specified number of pulses. In addition, a second pulse train...
View ArticleGenerating a finite waveform using an external clock, and retriggering
I need to generate a finite waveform that's driven via an external clock. This waveform will have about 900 different tick counts for low and high ticks. I also have an external trigger signal that I...
View ArticleRPM Calculation Using NI 6001 and DAQmx
Hello, I need some help with an RPM calculation. I’m using an NI 6001 and have extracted pulses from DAQmx, where 4 pulses correspond to one full rotation. Now, I need to determine the real-time RPM of...
View ArticleTwo Counter inputs to measure speed of motor
Hello, I am trying to measure the speed of a motor using an optical encoder using a PCIe-6343 device. The encoder has only A,B channels with 2x360 Pulses Per Revolution. I plan to use counters to...
View ArticleNI-9203 Multiple PWM Signal Outputs with 25kHz Frequency
Hello everyone,I am trying to get 4 PWM output signals with a 25 kHz frequency from the NI-9203 using the FPGA-based CompactRIO NI-9045. I was able to get an accurate PWM signal, but the moment I add...
View Article16 Independant Encoder Measurments
Hello, We're working with the cDAQ platform and we'd like to make 16 independent encoder measurements. We'll be in the X4 configuration, using A+B and not using Z pulses. It seams like we can use one...
View ArticleSimple counter pulse width measurement problem
Using the NI USB-6211 I am connected to a FEEL Elec waveform generator. The signal is teed. On one connection the signal from BNC goes pin 2 of the DAQ (ctr0 gate) and ground to pin 5 on the DAQ. The...
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