Who worked with ICS' Model 4896 GPIB? I can not count the data from
the module. Can prompt as it to make. It is desirable with examples
(data read-out from the module and data transmission between channels.
It is in advance grateful.
I can not count the data from the module. Can prompt as it to
The Read Trajectory funtion in Flexmotion is apparently able to buffer
position data up to 333Hz (3ms sample time).
Is this motion card dependent?
I read somewhere on the forum that for the 7344 MOTION CONTROLLER,
reading position is only possible up to a rate of 100 Hz (10ms sample
time)?
I want to change the name of the jpeg image that is saved when using
the following VIs:
- Append_Front_Panel_Image_To_Report
- Append_Control_Image_To_Report
because it seems the name is randomly created and i would have the
possibility to ask the user to enter a name like Image1-Report...
Thanks
I am trying to make a Calculator in LabVIEW. I can't able to display
decimal point in the output display and i can't able enter floating
point numbers? Please help me.
I am new to LabVIEW. Please provide the detailed information. Thanks
in Advance.
Hi
how can I set the value of a control or an indicator to the right
generally in LV7. I don't want to change it all the time.
thanks
Yves
Hi,
I explain you a littleThis is the purpose of my application: I
have a to adjust the tilt of a DVD. Therefore I use a servomotor and
as feedback I acquire a voltage signal. As the motor-torque so high
is, I cannot read the torquecurrent. This implies that I can never now
if
Hi,
try the Configuration File vi's (a subpalette of File I/O). They
support a unique key / value structure as in typical windows .ini
files. You would only have to convert your data into a string which
can be saved as the value in the file. The data can also be saved in
different sections, thus
I Have the Driver;
need it fast as possible for a school Project
Thank you very much. That was very helpful.
..Then post your version 6.1 VIs here and someone with 6.1 will be
able to save them as version 6.0 for you.
Sorry to but in, but I think he doesn't have LV 7.0 or 6.1.
Sorry, but I can't actually help either (only have 6.1).
Shane.
I want to save the results of my Project in .doc
I did this with the array-to-Cluster Order
Thank Youthat worked!
Terry
Use the data conversion functions:
Flatten - can flatten a string into an U8 array (or what ever the type descriptor is).
String conversion functions - equivlent to 'C' sprintf.
It really isnt that hard, just seems like more to do (and sometimes its is) in the GUI.
Flatten the data, index each
Hello, I have a problem when I try to open a File, which has a long
Name 150 characters with the Function Open File. If this File is
renamed by a short Name, it works.
It is windows OS limitation, 128 characters for path name.
Joe
In the proprty node of the graph I can only access the number of plots
shown, but not their name in the legend. For exemple I have 6 plots. I
want to name the last one MyPlot 6. When I put plot shwn =5 plot 6
is disable, but when I put plot shown = 6, I have 6 plots but the name
of the plot
You're thinking of the *DAQ* version. The current version of NI-VISA
is 3.0.1 on the Windows platforms. The version that came with LabVIEW
6.1 was NI-VISA 2.6.
Dan Mondrik
National Instruments
I won't say you have a problem with the connection string, but using a
connection defined in ODBC Administrator (thus creating a DSN) makes
the LABView code cleaner and more flexible. It should also allow you
to verify the DB connection outside of LABView. Once the connection
to the DB is
Select your control or indicator, then from the Text Settings button
on the toolbar, select Justify Right or select Font Dialog to make
multiple changes.
Tim
If I understand correctly, you have a string with those three bytes in
it.
You might consider using String to Byte Array. This will help with
the second and third bytes--it'll convert them to unsigned int8's.
The third byte is signed, but you can just convert that byte to an
int8 and it'll do
To answer your first question:
To change the size of only the Picture you can use the Draw Area Size
like you already have. However if you want to move the other controls
around the picture, you may need to use their Position Properties.
On to question 2:
All of the VIs you are discussing come
Hello Alex -
You can try a repair for IMAQ 2.6 as well. If that doesn't work, I
would go ahead and uninstall the driver through Add/Remove Programs
and then reinstall it after rebooting the machine.
Hope this helps-
Julie S
I work on a DAQ 6025E and all the exemples for digital output with
DAQMX don't fonction. Is this card fonction with DAQMX?
How do I prevent a Dial Control from continuing past the end points
(Switching directly from maximum to minimum or vice versa.)
Omega provides LabVIEW drivers for some of their other products. You
may want to request Omega to provide a LabVIEW driver for this product
line also. Additionally, you can request an instrument driver from NI
at:
http://zone.ni.com/idnet97.nsf/instrumentdriverrequest/
Jason
Actually this is only first part of my project in which i should be
able to create a vehicle file using two different data base and should
be able to save it as *.vcf. (you are right dialog box must produce a
file named abc.VCF)
first data base only contain messages in hex format and second data
I'd like to offer my end user a drop-down box from which he can choose
one of ten model numbers. I want to read those model numbers in from
a text file (ten lines, each with one model number). Then I want to
display the user's choice on the front panel, as well as using it to
open up another
Hi,
I use LV7 and labview dsc.
I would like to read historical traces from a client PC. my database
is saved on a server PC. I'm using Read Traces.vi. It works well but
i have to wait 10 or 20 seconds to have results (for only 100 points).
I have no problem for reading tags in real time but it is
Hi,
I am trying to link Labview with another simulation software. I need
to know how to call the other software in Labview and then make the
software to run some simulations and finally get the data from that
software back to Labview and then use that data in the Labview to
control the hard ware
This was done in LV6.1, but it should be the same in LV7.
Open a new vi and insert the default indicator. Right Click on
it-Advanced-Customize
Select the text and right justify it.
Save it as a new control and close the custom control interface.
On the front panel, right click to get the
Hello Frans,
I apologize for the broken link. I am looking into it. The example
will be available here later today.
The example uses an event structure nested within a while loop. Once
you see it, I think it may answer your questions.
Best Regards,
Matthew C
Applications Engineer
National
I am trying to work with a non-ni daq, but their subvi's don't show up
in my tools palette.
their is a dir.mnu file in the subdirectory containing all of IO
tech's vi's. Is there a way to tell labview to put them into the tool
palette?
From LV 7:
From a blank vi:
Tools-Advanced-edit pallettes views
Select User Controls, Tack it Down, Right Click on the empty User
Controls window, Insert your new Custom Control.
Hello Stijn,
Thank you for contacting National Instruments.
If your question is how to display data in the same way an
oscilloscope does, the answer is to use a chart instead of a graph.
Right click on the chart and select Advanced Update Mode Scope
Chart. This mode has a retracing display
Yes, you can insert new menus to the functions palette with the
dir.mnu file.
LV 6, from the functions palette, tack it down (pushpin) and select
Options (upper right).
Edit palettes-New Setup-Type in a new name (IO Tech)
In an empty space on the Functions Palette, right click-Insert New
menu
The first thing to do is to read the manual called Using External
Code in LabVIEW. You can get to it by going to the help menu and
selecting Search th LabVIEW Bookshelf. There is a function on the
Advanced palette called Call library Node. This is used for calling a
DLL. Reading the manual is the
Wow!
Beautiful...thank you very much!
Labview is fun to work with when you know what you are doing, but
figuring out how to do new things is not at all intuitive to me.
Thanks again!
- john
I have several vi's that I need to debug or make cosmetic changes to.
My problem is that the PC for which these vi's are configured, is not
easily accessible and my office PC does not have the hardware needed
to run the vi's properly. I get a error 10401 occured at AI Group
Config when a vi is
- Run a
href=http://zone.ni.com/devzone/conceptd.nsf/2d17d611efb58b22862567a9006ffe76/c31bc5fb34dbc0ef86256adf007b8a47?OpenDocument;NI
Spy Tutorial/a
- Reset the serial device in MAX
- Run the LabVIEW code
- Post the *.spy file.
The spy capture will show any difference in function calls to the
Hi Waldemar,
I didnot follow the 'named queue/notifier' part of your explaination.
Would you mind putting it in a simplest example?
(frame1/frame2/frame3). That will be clearer.
thanks much.
Sandeep
--2153655.1076616571558.JavaMail.quiq.tekken
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
When one of the subvi is running, the event that fires the subvi will
not be finished until the subvi is stopped. To overcome this, you can
dynamically load the vi using vi
Jean-Pierre Drolet has written an article on the subject:
http://openg.org/tiki/tiki-index.php?page=File+Handling+Guidelines
-Jim
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Dany Allard
Sent: Wednesday, February 11, 2004 8:07 AM
To: [EMAIL
At 11:24 -0500 02/11/2004, Ross, Michael wrote:
I have been interested in this thread - it is pretty normal for people
(managers/clients) who don't actually use LV or DAQ to ask for something
that doesn't make complete sense.
Do I risk irritating them by trying to make it make sense from the
Hi all,
I am interested in doing some LV-based DAQ experiments in my home
environment. Nothing important, just to check out some ideas.
For that I'd need some inexpensive (not necessarily cheap) DAQ HW, that
could be used in connection with LabVIEW, maybe later even with the student
edn.
I have
Title: Message
Dan,
I did a quick look
on the web for Thermal shock chambers and found a Thomas registry listing a lot
of companies providing thermal shock chambers.
I did the electrical
design and wrote software for a Thermal shock chamber afew
yearsback. The equipment
Dan,
I did a quick look on the web for Thermal shock chambers and found a Thomas registry
listing a lot of companies providing thermal shock chambers.
I did the electrical design and wrote software for a Thermal shock chamber a few years
back. The equipment pneumatically cycled parts from a
Greetings,
I have a Linux machine that can display
a remote panel in Mozilla if I'm logged in
as root. When I log in as jim,
it doesn't work.
I get a message that says something like
failed to load remote vi or some such.
Anyone successful in seeing remote panels reliably
on Linux?
By the way,
Ha! my pet topic.
Alas the solutions proposed previously won't work when LabVIEW is already running...
The trick is to build a small executable and then associate the file extension to it.
This small application, reads the file path
from the command line and then launches LabVIEW (if necessary)
Well I am not talking about skateboard competition here, but interprocess
communication. I have found that the LV library manager will hang forever (not hang
ten) when asked to list dates of files in a directory that contains a named pipe.
This probably causes problems with other types of
Have you tried ebay? I've bought a number of NI daq cards for pennies
on the dollar.
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
Behalf Of Uwe Frenz
Sent: Thursday, February 12, 2004 3:15 AM
To: LV-Info, list
Subject: 'cheap' DAQ units for private use
Hi all,
When I want low price or simple and don't
need a lot of channels, I look at 6B series.
That goes to the serial port, so no computer
hardware is needed.
JIM
Uwe Frenz wrote:
Hi all,
I am interested in doing some LV-based DAQ experiments in my home
environment. Nothing important, just to check
Thank you for your responses. The filter now works. I had not defined the
subVI as reentrant.
Thanks
Shankar
-Original Message-
From: Rolf Kalbermatter [mailto:[EMAIL PROTECTED]
Sent: Sunday, February 08, 2004 10:08 AM
To: 'Subramanian Shankar K'
Cc: Info LabVIEW (E-mail)
Subject:
At 10:15 AM +0100 2/12/04, Uwe Frenz wrote:
Hi all,
I am interested in doing some LV-based DAQ experiments in my home
environment. Nothing important, just to check out some ideas.
For that I'd need some inexpensive (not necessarily cheap) DAQ HW, that
could be used in connection with LabVIEW,
One clarification about the kvm switch. My second monitor is being
shared with another machine via this switch since I already have a
second computer. No need to buy a new monitor if this works out well. I
wonder how well the switch would work with a DAQ card being routed
through the SVGA
I encourage people to answer their own questions!
This way you get the stars you deserve.
Your numbers look good.
Ben
..and also I would like to make the background of the cluster
transperant
As others mentioned, tab to or use the tool palette to select the paint
brush. Right click on the border or background, whatever you are trying
to recolor. Move the mouse around the color picker. If the object can
In addition, read up on shared memory in a dll. Since there will be two processes
running the dll ( yours and thiers ), two copies
of the dll will be loaded. There are a few ways to tranfer data back and forth. Shared
mem, file mapping and good old disk file
storage.
Have fun
Ajit [EMAIL
Hello Frans,
The following link will now take you to the example:
http://sine.ni.com/apps/we/niepd_web_display.display_epd4?p_guid=C22A168F95CC3450E034080020E74861p_node=%20DZ53012p_source=External
Again, I hope this helps! If you have any further questions, let me
know.
Matthew C
I'm having trouble compiling the MatLab function wavread on my MatLAB
script node in my LabVIEW file. I even tried it with a simple
Y = wavread('blah.wav') and it would not compile. This works in the
MatLAB program. Please help! Thank you.
Hello Dr. Imad,
The workaround for this bug is exactly what you have done, copying the
contents of the block diagram into a new VI. I would be happy to
report this to RD, however, I will need the LabVIEW 6.0.2 version of
your VI with the block diagram.
Regards,
Jyoti F.
National Instruments
Hi, Sean,
I will go to check out what the Knowledge Base has about the similar
error. However, this error happened locally in LabVIEW, i.e. without
me using the Run-time Engine (which doesn't mean it wouldn't happen
with the Run-time Engine, too).
The problem with the use of the Run-time Engine
Thanks for the opinion. I agree that using a DSN has many advantages,
but it is my customer's requirement that the connection be made
without using a DSN.
Allen
Hi, Zvezdana,
I just read your reply to David's question. I am troubled by the cw3D
Surface Graph, too. I have LV 6.1 installed on my machine and 3D
surface graph often crashes the whole VI and LV. Do you have any fix
for this available?
I just test-downloaded LabVIEW 7.0 to see how my VI will
Matthew,
the link works. Thanks !
I adapted my ActiveX client to programmatically change the value of
Slide 2 of the example Value_Changed_Events.vi ... and it doesn't
work ... 8-(
The reason is that changing the value of Slide 2 programmatically
using setControlValue () in my Active X client
J5, I gotta thank you for your help... and ask for a bit more. I'm
new to LabVIEW, so I'm having a bit of trouble mentally walking
through the routine. Would you mind to help me out with some
additional comments? Thanks so much,
-Dan
i want to use PCI-DIO-96 to communicate with one i2c instrument by i2c
bus. Anybody has sameple vi for that? Or give me some concept that how
to programm with LV or CVI? Thanks a lot !
Matthew,
in fact the solution could be very simple: SetControlValue () is the
ActiveX equivalent of the Value property, i.e. it allows to change the
value of a control but does not generate an event ... What I need, is
the ActiveX equivalent of the Value (Signaling) property, i.e. it
allows to
Hi,
How do you reset the encoder count on a servo motor without reseting the
position of the motor itself?
Reset encoder count VI doesn't work. Explanation, in the help files, is
that you can't reset an encoder that is mapped to an axis.. Don't want to
physically move the motor to zero out the
I like to use labview to measure piston pressure vs cranck angle and I
like to have it such that every time there is a transition in the A
channel of the quadrature encoder feeding the counter of the DAQ
card(E-series) a pressure sample is taken from the pressure sensor
resulting in 1 pressure
Anyone have any experience with Labview on a dual processor
motherboard with the AMD 760 MPX chipset [and, of course, Athlon MP
32-bit CPUs]?
Any gotchas? Any known incompatibilities?
On the hardware side, has anyone had any problems with NI-DAQ or
NI-DAQmx?
Any info would be most appreciated.
sean c:
very very thank you !!!
it is a good way!
http://www.smartec.nl/
Up to 8 ch of temperature for around 75$, for RS232..among other things.
Knut
University of Tromsø, Medical Faculty, Medical Physiology, N-9037 Tromsø, Norway
Tel. +47 776 44692, Fax. +47 776 45440
..
In many cases it could be a broken backlight.
If you do a search for LCD backlight you'll get a lot, but as a starting point...
http://www.notebook-repair.net/lcd-repair.htm
http://www.moniserv.com/doc/installation.htm
Knut
What conversion is required in order to convert a the output of a FFT
block to a waveform display? The signal input to the FFT block is a
binary pattern signal!
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