A problem with digital output channels with Ni 9375
Hello ,I just purchaed two NI 9375 Digital I/O modules, They are connected to a 9174 USB chassis. One of them is working perfectly but I have a problem with the Digital output channels of the other...
View ArticleHow To energise my 24V Relay sensor's with sbRIO 9642 3.3V DIO
Hi every one. This is first time i've started to work on sbRIO 9642 cards which has nearly 110 3.3V DIO and 32 AI & 4 AO.I do request some one to suggest me that what kind relay card that will be...
View ArticleSwitching Dynamic Channels after HSDIO settings have been committed
Hello. I'm trying to find a way to switch between two dynamic channels in a waveform after the HSDIO waveform is initated. Would someone point me to an example or reference where I could learn how...
View ArticleErrors in executing VI with a project
Hello, The Vi file attached is running when it is not included in a project i.e when I run it separately. When I add it to a project on cRIO in FPGA mode it does not run. I get all the possible errors...
View Article"niHSDIO Get Session Reference.vi" equivalent in niHSDIO.dll
Does anyone know if there is a niHSDIO Get Session Reference function in the niHSDIO.dll? I see a reference for a LabVIEW vi in the niHSDIO help file but nothing by the same name in the niHSDIO.dll....
View ArticleError - 1950679023 occurred at shared variable
Hi, Im tring to glow an LED on 9401 DIO module in scan mode of LV 2010. When I run the attached VI I get the following error: "Error - 1950679023 occurred at shared variable in Untitled2.vi Possible...
View ArticleSynchronizing PXIe-6556
Hi, I'm trying to do the following two different synchronization tasks (for proof of concept) with two PXIe-6556 cards both in a PXIe-1073 chassis:Synchronize two generation sessions with one...
View ArticleExport Clock NI9402 in cDAQ-9171 chassis and Read with SCB-68 card
Hi,I have a NI9402 mounted on a cDAQ-9171 chassis and I want to generate a binary signal (1MHz) and export the clock that it is generating the binary signal.After that I want to read the data. I...
View Articleprohibited state of NI PCIe-6535B
Hi I need to make sure my PCIe-6535B never sets all the lines active at the same time, not even in the transient state or power up/down. That would mean hardware failure which this board controls. Is...
View Article9401
Good Morning: I have a cDaq 9184 and a ni 9401 module: I am trying to measure two frequency inputs to the ni 9401 with values between 100 to 2 Mhz and the software configuration for each is "large...
View ArticleLabVIEW FPGA 9505 Drive Fault
Hi.I'm using the NI-9505 driver for controlling a CNC positioning system with PID, T1FLS and IT2FLS for comparison purposes in noise presence. Intentionally, I've added Gaussian white noise to the...
View ArticleEasy driver stepper control via digital outputs
Hi, I have a couple little motors that I'm driving with a Sparkfun easy driver board. The board just takes in pulses, and for each pulse it gets it steps the motor one step. Another digital pin sets...
View ArticleNI-845x I2C Run Script.vi got error -30742. I cannot write or read
Hi All, I am using Labview 8.5 and Ni-8451. I got the error coded -30742 during writing data into MCU. It works in Cypress IIC, but using Ni-8451 it won't work. Please help me with... Why I got this...
View ArticleImplement fast AND operation using PFI/DIO?
Basically, I am building a timing circuit that must have very low timing jitter (<<10ns ideally), and I need a way to AND two TTL signals. I could build an AND gate circuit, but was wondering...
View Article¿como sacar una salida digital con una frecuencia especifica?
tengo un actuador en mi caso lo estoy probando con un foco y quiero que se prenda y apague a cierta frecuencia que yo le ponga estoy trabajando con la trageta ni9474, ya hice un programa pero no me...
View ArticleNI 6509 PXI TTL Input Impdeance
I have a requirement to measure a TTL logic signal with a 5.1K ohm load. The specification for a PXI version of the board has high input impedance as a default condition. What is the actual impedance...
View ArticleControlling 3 LEDs
Hello, I am new user to labview. I am trying to control 3 LEDs (at the end solenoid valves) in order to have each of them switch on-off (at on=2 off=0.5 seconds), but each should start with a delay...
View ArticleComo puedo hacer un arreglo inverso ?
Requiero ayuda con un ejercicio: Build a VI that reverses the order of an array that contains100 random numbers. For example, array[0] becomes array[99],array[1] becomes array[98], and so on.
View ArticleIs it possible to connect Multiple DUT's in parallel to a single NI 6552...
I would like to know if I could connect two parallel DUT's to one NI 6552 HSDIO to obtain characterization for both DUT's simultaneously? Also, I would like to know what the specifications are for CLK...
View Article1 wire half duplex
Hi, I'm new to this forum and NI/Labview,Is there a NI cDAQ module that I can purchase for configuring in 1 wire half duplex mode as developed by Maxim. (not RS485 2 wire half duplex)I could probably...
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