Current measurement using NI 9227
Hello. I am using NI cRIO 9012 with I/O modules NI 9472 (DO), NI 9227 (AI current), NI 9225 (AI voltage) in Scan Interface mode. I want to aqcuire current through a resistor using NI 9227 and implement...
View ArticleUSB Microphone DeviceID
I've got a system with a couple GigEVision cameras and a USB microphone. Sometimes there are additional IP cameras (axis, etc.), so I used the enumerate cameras function to filter for the cameras I...
View ArticleNI 6585 loop back and Single cycle time loop.
I am using a NI 6585/PXIe-7961 I am currently developing an application where I am doing source syncrounsu communicaiton. At the moment I do not have the hard ware that is going to be transmitting to...
View ArticleDigital Output Freeze
Hi there, We have a PXI RT system with a PXI-6515 card. This card has been operating fine with the program until the past 1 month. One of the digital output channels freezed, where the signal stayed on...
View Articlepxie-6556 delay between 2 dio
Hi forum .I have PXIe-6556, I need OUT ,in 2 DIOs wires, square signals and I need options to change delay between that signals .I tried to run examples but without success.I need it as simple as...
View ArticleNI 6585 clock to host
I have an NI 6585/PIXe-7691R is there was a way to get a clock signal to a host VI so that I can graph the clock along with some other IO in a digital waveform graph?
View Articleerror 201105 en el módulo 9425 aún reiniciando
Hola.Estoy teniendo un problema con 2 programas escritos en C que acceden al chasis NI cDAQ-9174 el cual tiene los módulos NI 9215 (BNC), NI 9472, y 2 modulos NI 9425. Uno de los programas, llamemosle...
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How can I use my NI 9401 to send a 5V signal to a solid state relay?
To start off, I am a complete novice to LabVIEW and I am working on my senior capstone project. Please, bear with me and I will try my best to help you help me. I am wanting to use my NI 9401 to send a...
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Digital in not readable: ContReadDigChan_ExtClk example bugged
Hello everyone, again I need to ask you guys for help as I can't figure out how to continiously read a digital input. I am altering a software which has been running fine for over a year. The software...
View ArticleHow should Sensirion SHT71 be wired to SCB-68A connector block?
Hi all,I just got a Sensirion SHT71 for humidity measurement. I am new to digital I/O field so I feel unclear about how to connect this sensor to the DAQ. The DAQ I am using is PXI-6225 hooked up with...
View ArticleIs USB-6501 (with 24 digital IO) compatible with Signal software from...
I am working with Cambridge Electronic Design (CED) hardware and software. http://ced.co.uk/. I have the CED 1902 amplifier, the Micro 1401 data acquisition unit, and Signal software. My problem is a...
View ArticleDigital Relays to DAQ
Hi, I have quick question you. Can I connect multiple digitals relays to single scb-68 terminal block (DAQ is : PCI 6321)?Through Labview, I want to turn on or off each of these relays. Is it...
View Articlewireless digital switch
I want to connnect two on/off switches to a wireless DAQ, and have the wireless DAQ connects to a corporate wireless network. Then, users can use their internet browser to view the status of these...
View ArticleHow to reduce PXI-6509 crosstalk?
I have a PXI-6509 board in a PXIe-1073 chassis, with an RG1005050 cable. I'm using the DIO pins exclusively for digital output. I'm controlling the 6509 using DAQmx and MS Visual C++. When I set...
View ArticleSeveral tasks addressing the same DO port
Hi, I'm building a software program based on plugins.All these plugins interact with DIOs. When the plugin is loaded in memory, it loads its configuration and create a task to control/read DIOs port on...
View Articledaqmx installation to be used in visual basic 2008
I plan to use PCI-6509 Digital IO in visual basic 2008. I installed NIDAQmx9.5.1.f2.After installation, NIMax can detect the hardware(PCI-6509) successfully. NIMax was installed when DAQMX was...
View ArticleIssues with Matlab Data Acquisition Toolbox / NI-6501 Error: -200324
Hi, I'm trying to run an NI-6501 through Matlab R2012b. I'm using Data Acquisition Toolbox ver 3.2 and I'm running on Windows 7 / 64 bit. I'm using session based interfaces: Code so far: %Verify that...
View ArticleOutput clock on general data pins using 6536?
Hello, I have an NI PCIe-6536 DIO card, using latest DAQmx drivers, using C language. I would like to output the sample clock (or other clocks) on a few general DIO pins, like port0/line3 and...
View ArticleIncreasing Digital Output Current on USB-6001 with ULN2003A
I am controlling a stepper motor driver and the current required on the digital inputs of the stepper driver is around 11mA (at 5V). My USB-6001 is not capable of outputting that high of a current. I...
View ArticleHow can I send digital Output at faster rate than 1ms period?
Hi!I'm using a PCI-6229 to send digital outputs to a power source and I need to send n different numbers in binary code. I need this to be periodic so I've used a while structure and the diferent...
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