Clik here to view.
HSDIO Pattern match pattern length
Hi All, I have a PXIe-6556 card where I am trying to implement a Start Trigger with Pattern Match. I ran into an error message shown below when I tried more than 10 samples in the Pattern. I searched...
View Articlescada
Je suis en train de réaliser mon projet de fin d'études. L'objectif de projet est de réaliser une interface graphique qui assure la supervision d'une ligne de production. L'acquisition des données se...
View ArticleDigital net and De Morgan curiosity
While implementing a SN74196 (Presettable Decade Counter) as a hierarchical block I have found a strange behavior that I can't understand. Looking at the attached circuit you see that the IC inputs,...
View ArticleNI USB-6509 Self-Test
Hello all, Does anyone know what the built-in self-test of the NI USB-6509 hardware or any similar digitial I/O hardware does? Does it just confirm the hardware can communicate, or it actually tries to...
View Articletiming test of I2C interface chip
I am new to Labview and meet some problems.I hope I can get your help,and any help is appreciated.I want to generate 2 controllable digital waveforms using PXI-6552 with HSDIO.In this way,I try to...
View ArticleClik here to view.
News- ULN2003 Replacement
The ubiquitous ULN2003 low side driver often referred to for increasing current drive for digital outputs has a newer counterpart: TI's TPL7407L, now with 600mA drive capability. Bummer that it only...
View Article10001 occured at DIO port config
Exe file was created in LabVIEW on win 2000 with following hardwarePCI 6052eScxi 1000 chaisesScxi 1303Scxi 1324Scxi 1325Scxi 1326It was working OK until computer stopped workingThen this program was...
View Articledaqpad 6507 with virtual machine
I am trying to use the NI DAQPAD 6507 in a Windows XP Professional virtual machine (32 bit). The host OS is Windows 7 64 bit. I can see the DAQPAD but it just doesn't seem to want to talk...at least...
View ArticleReading Digital Pulse with PCIe 6509
Hello everyone, I'm trying to decode an Infrared signal from a remote control using the PCIe 6509, but I'm having no luck doing that. It seems that when I'm using the Change Detection VI it does...
View ArticleClik here to view.
sbRIO 9626 + RIO Mezzanine Card + 1-wire
Hi all! I try to read data for 1-wire sensors (ds18b20, ds2411) I use component from https://decibel.ni.com/content/docs/DOC-24136 If 1-wire sensors connected to J503 DIO read data no problem No read...
View ArticleUSB-6501 PROBLEM
I have some devices USB-9501 and almost work perfect but I have one that I need use the MAX to reset several times, befero that I have input signals but I didn't have any device conected, after reset...
View ArticleTrigger VI
Hello guys, I want to enable a trigger signal when the input at the Trigger block goes high.I have attached the block diagram.The idea is to enable a trigger when the sine wave...
View ArticleTrigger VI
Hello guys, I want to enable a trigger signal when the input at the Trigger block goes high.I have attached the block diagram.The idea is to enable a trigger when the sine wave...
View ArticleControl multiple LED with PWM
I'm designing an application that sequencely turn on 6 LEDs, each LED operaters in periodes of 10ms, and then is off the rest of the time. To control the intensity of the LED in the 10ms periode I want...
View ArticleContinuous streaming to a single channel of PXI6552
I have to produce a serial stream over a single channel of a digital I/O (PXI6552, 8Mbits per channel), more precisely an ATM packet stream of 53 strictly defined bytes. I used the example “Continuous...
View ArticleUSB-6001 how to use?
Hi to all! I am thinking on buying an USB-6001 module, but first I would like to emulate the adquisition system in my labview (2013).Is there any manual about how to emulate this system and his...
View ArticleDigital output 9472 COM terminal- digital or analog ground?
Hello. I am using NI crio 9012, chassis 9103, NI 9472 Digital Output and NI 9225 Analog Input modules. Is the COM terminal of digital output module analog or digital ground? If it is a digital...
View ArticleNI 6501/9 - Knowing state of Digital Out pins... (in C#)
Hi, I'm trying to work on a "driver" for an NI 6501 (and down the road, 6509) DIO device. We've got a method that sets the state of a pin and creates all the necessary digital out channel calls. It...
View ArticleTwo external trigger signal
Hello guys, I want to use two external trigger signals for the system. But when I use the C# function "ConfigureDigitalEdgeTrigger", it just creats one external trigger port. How can I creat two ports...
View ArticleUsing I2C or SPI communication with cRIO and NI 9403 Module and Scan Engine
Hi, I have a cRIO 9074 and the 9403 DIO module, and was hoping someone could help me figure out how to interface with a device that communicates over I2C or SPI. I do not have access to the labview...
View Article