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Channel: Digital I/O topics
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BiSS encoder simulation using a PXI card

I am trying to simulate BiSS encoder position data from a PXI system. The primary purpose of this activity is to have the ability to simulate faulty encoder data to ensure that our software responds in...

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Informations about USB 6343

Hello,  I have got some questions about the way to controlling motors and other instruments with a USB 6343.I'll controlling this card with python 3 and the lib nidaqmx.I have to control 2 CC motors. I...

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Triangle Wave Generation in NP PXIe-7821R FPGA

I am a novice and I have only recently started to learn about LabVIEW and NI PXIes. In my lab we have a NI PXIe-1078 (Chasis), NI PXIe-8840, NI PXIe-7821R and NI PXIe-6723. I am trying to generate a...

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NI 9512 replacement/ repair

We are using NI 9512 stepper driver modules in 130 pieces of equipment and this is now obsolete.  Is there a direct alternative or is our only option to try and get them repaired if they fail or source...

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sbRIO-9627 use of digital channels in combination with NI-9697

Hello, I am currently using an NI-sbRIO-9627 with IDC connector breakout that gives me 4 digital ports and also i am using both RS-232 ports. I am wondering what would be a solution to expand both my...

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Cad-file

Hi, I'm lokking for cad-files (dwg or similar) with  NI cDAQ-9189 CompactDAQ Chassis (8-Slot Ethernet) Best regardsPatrik Rosengren

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Using I2C API with cRIO-9048

Hello, I have a cRIO-9048 and an NI-9402 module. I'd like to use the SPI and I2C Driver API to communicate I2C between the NI-9402 module and an external chip. I installed the package and am trying to...

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Unavailable encoder pins on myRIO

I've the program controlling one DC motor using the motor adapter connected on myRIO.The problem turns out when I try to connect second engine and it turns out that I only have pins DIO18-20, DIO0-2...

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Use a USB-6002 to simulate a button press

I have a USB-6002 I would like to connect to a MAX6816 switch debouncer to simulate a button press for testing, and would like to leave the physical button in place in the circuit so that either the...

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Using USB-6509 digital IO as Arbitray Waveform Gen but output signal too slow.

Hi, i am trying to read a set of arbitrary waveform data from an csv file and converting the data to boolean type before it to USB6509 for signal generation. The generated arbitrary signal looks ok but...

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Linx Digital write to AO

I've been running Makerhub Linx to control a Arduino nano for quite a few years and it works great for SPI and DO pins. I've been tasked with using the AO pins as Digital outputs. I know the nano will...

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Cbale 781293-01 in 10 m

Hi,is there NI cable 781293-01 available in 10m length?Thanks,

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USB6501 Digital output to trigger 5vdc relay

Hi All, I am using USB6501 to trigger a 5vdc relay when i pull high, i not see the relay triggered. after troubleshoot i found that my USB6501 at port P0.0 only give 3.3 v instead of 5v.are they any...

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RoboRIO STATUS blinking continously

HelloI am the mentor of FRC Team 5451 When we apply power to the RoboRIO, the STATUS led start to continuosly flashing.We can not be able to comunicate via USB cable with the roboRIO Imaging Tool 2020....

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No test panel button

I try to use a PCI-6542 with my computer. After intalling the drivers, I can't fint the front panel button in NI-max. What should I do to fix that?

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USB-6509 RHEL 7

I have a USB-6509 that I would like to control using a RHEL 7 computer. Ideally, I would use the nidaqmx Python library to do so. I'm currently having trouble getting the computer to recognize the...

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Temperature control with NI USB-6001 - Huge fluctuation at the setpoint

Hi all, I'm using NI USB-6001 to control the temperature of two rope heaters in the system. But I have a hard time controlling the temperature in two situations: 1. The setpoint for one heater is 280...

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Modulate the LED to realize the switch function,  and acquist temperature...

I plan to buy the NI product to modulate the LED to realize the switch function(on/off) in different time periods,  and acquist temperature(0℃-400℃) from the type-K thermocouple. I also want to add a...

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Using DIO as Arbitrary Waveform Gen but limited by loop iteration of 1ms

Hi, i tried using a FOR loop to read out a set of data (spaced out at 0.1ms interval) from a file and converting it to Boolean before sending them to a DIO card to generate a arbitrary waveform. But...

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PXIe 8431/16 Termination Resistors

Does the PXIe 8431/16 have termination resistors (100ohm) required for RS-422/RS-485 RX lines? Can't find anything on this in the datasheet/manual.

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