i want to use a LED. i have 3 condition.
i want for each condition it should give me different colour
I can toggle to Run mode in LV7, but when I re-open the VI it returns
in Edit mode. This behavior, I think, is different than LV 6.1, where
the state was remembered between launches.
--
germRemove "nospam" to reply
Last not least:
All my thanks to Ben - the discussion forum is not thinkable without
your (and others) generous advices ...
In order to use USB-webcams with LabVIEW you might look here:
http://exchange.ni.com/servlet/ProcessRequest?RHIVEID=101&RPAGEID=137&HOID=50650005002D5B0100&HTHREAD=88877&UCATEGORY_0=_49_%24_6_&UCATEGORY_S=0
I am trying to use an array of booleans to display the status of a
prototype circuit connected via the RS232 port. I am expecting two
binary 8 bit Bytes from the RS232 port, the frist byte an address and
the second byte actuall 8 bit data. I have an 8 x 6 array of boolean
indicators, how can I use
Hello Joel,
thank you for your suggestion.
My problem with this is, that i can't be sure that a colleague uses
the same name for another control. (This of course is a general
problem, not only for the translation tool)
We are working with several people on the same project.
And the big differenc
Thank you. I will try it.
Ben
> I am a lurker on that list. I learned most of what
> I know from that list. I just don't feel worthy to
> speak before Rolf (and the rest of y'all). And
> afterwards, what is left to be said. My boss asked me
> recently "With the Developer Exchange, what purpose
> does Info-LabVIEW serve?" I
I have a window that pops up, containing X-Y graphs, that are say, 600
pixels wide.
Under some circumstances, I want to reduce this to say, 400 pixels,
and uncover a cluster of numeric displays occupying the other space.
I would like to set the BOUNDS.WIDTH of the graph so that it extends
right u
I have developed a new robust method for determining decay rates and
amplitudes from experimentally measured decaying function of time. If
you think that it would be nice to have such a tool in LabView, or may
be interested in cooperation, please let me know. Method's details are
available upon req
I've been able to re-produce this bug in LabVIEW 6.1 and 7.0.
SCENARIO: You've created a new VI and have not saved it yet.
ISSUE: If you call up a SAVE dialog box (Drop-down menu or CNTRL-S)
and you hit CANCEL (which does not save the file), you lose your
ability to UNDO anything you've done up t
I believe you will find most of what you will need in the order
analysis add-on.
http://sine.ni.com/apps/we/nioc.vp?cid=10706&lang=US
Preston Johnson is invloved with this package and has always been very
helpful in all of my projects of this type.
Now if you do not wnat to get the add-on, I wou
As far as we can tell, it's just a matter of time since Tom's personal
server that hosts info-LabVIEW goes "tits up". In the long-term we just
want one list of course. Since Tom has asked for help in transferring
the list, I am just stepping up to the plate and making the first move.
If there is a
Thank you for the suggestion Greg, you were right. It was a bug in
one of my subvi's that was opening the file instead of 'open read
only'.
Is there any possibility to get this app loaded and saved as at least
LV 6.0?
At the current rate, I am running the risk of wasting alot of your
time before I can be sure if I can even help!
Short of that, I am concerned about race conditions due the extensive
use of globals.
Ben
Instead of clciking once to make the FP active and then clicking the
second time to actuate the switch, one click makes the FP active AND
actautes the switch.
Add
DropThroughClicks=True
to the ini file.
Ben
Hi,
Please download from the following link:
http://www.spectraquest.com/downloads/evaluations/SPS.exe
to download the compiled program. And test it under same situation
which the customer has.
Thanks a lot for your help.
Inhaler
Never mind, I just figured it out.
Ed
OK -- so what did you do? Can you post an example VI...
Hello,
I'm looking for a list of classID for Labview 7.0
I found a list for Labview 6.0, but this list does not include the
Subpanel control (for example).
Where can i find an updated list ?
Thanks in advance,
Rainer
Is there any way to get or set the mechanical action of a boolean
programmaticaly. At least if I could only read the actual state of
the mechanical action at runtime I would be very happy.
OK, I think I have figured it out myself. The instrument-reading vi
will read until the end-of-message character is received or until the
timeout period has elapsed. The timeout test, though, uses simple
subraction of millisecond timer values. The timer will wrap around to
zero 49.7 days after Wind
I'm writing a VI to access an off-site compiled DLL and have the
following questions:
1. The first function I access expects a pointer to the first
character of a NULL-terminated string (i.e. a standard C string). The
string I need to pass is "lpt1". Does LabVIEW automatically add the
NULL charact
Hi dreamhawk,
There are some examples online that demonstrate software triggering
with a High-Speed Digitizer such as the NI 5911. Because you didn't
specify which programming language you're using, I'll assume you're
using LabVIEW. I suggest you take a look at the example program
"Software Trig
Hi YannKOP,
There are a couple of things we can try in troubleshooting your serial
issue:
1. Use HyperTerminal to perform a serial loopback test. This
page will walk you
through this process step-by-step:
http://zone.ni.com/devzone/conceptd.nsf/webmain/D48BA43C59B60277862569EE000501FD?opend
o
I am trying to use Active X in labview 7 to create an excel graph and
the HasMajorGridlines property for charts is not in my menu. Where can
I get this property and others that appear to be missing and what is a
good resource (looking for anything, especially books) for for using
activeX/Labview/ex
I am not 100% sure, but I think that there is a registry key called
Program Files Directory. The value of this key is usually C:\Program
Files, but it could differ with a custom windows installation. In App
Builder, when you see Program Files Directory in the selection for
default directory, the
I'm involve in a assignment that deals with socket programming through
TCP/IP. Basically i need to design a client program that sends packets
to a server and it will return back the same packets with a certain
delay, corruption or even loss. Thus is it possible to use labview 7.0
program to deal wi
You can either use VISA or the replacement for the Out Port that you
can download http://sine.ni.com/apps/we/niepd_web_display.display_epd4?p_guid=B45EACE3DEBD56A4E034080020E74861&p_node=DZ52058&p_submitted=&p_rank=&p_answer=&p_source=External";>here.
You need the replacement because the shipping f
I just wrote an application that uses 8 com ports with a RocketPort
board and had no issues. It may be that the default settings of your
add-in board are different than com1. Have you done a VISA Configure
Serial Port on each port? Have you used Hyperterminal to talk to the
instrument through each
One list to pool them all, One lister to mind them,
One list to ping them all, and on DARPAnets to bind them.
A vote for the current text only format, for all the excellent
reasons cited so far. I am not a fan of web interfaces for forums.
David
--
David Ferster
Actimetrics, Inc.
1024 Austin St.
Did you install NI VISA first?
Then install Agilent VISA in the side-by-side mode.
Then istall the gpib hardware.
Then use NI-MAX to turn on the NiVisaTulip.dll.
If you use the latest Agilent and NI VISA they play well together
quite nicely. But you have to do all those steps (in the proper
order)
I hesitate to suggest this as it may sound like NI propaganda, but there is
a facility specifically for archiving VIs and hosting discussions.
http://zone.ni.com
If the mailing list needs a place to put VIs and such, the developer
exchange has a place to host those VIs:
http://www.ni.com/devzo
Make sure that you are specifying the proper function prototype in the
call library function. If you are slightly off the call will not work
properly. Ask the offsite engineer to provide you with this data.
Another tip is to build the dll with the option to show front panel
when called. You can a
Hi. I am using a NI4452 DSA device to aquire analog signals and I am
using a NI6602 counter/timer device to determine the time ocurrence of
a pulse train related to the analog signals. I am also using an RTSI
cable to synchronize the analog input start and the counter start.
I wired the pulse train
I have some preferences regarding the list function (none of them are
changes, but they merely highlight excellent fratures of the current
list).
Text only - no html
No attachments
I want to know that mail with attachments from the list are spoofs and
can be deleted. I am fine with sending priv
Thanks for the quick reply. The function prototype issue is something
I'm worried about. The first time I call the DLL, the particular
function expects a pointer to the first character of a NULL terminated
C string. I've configured this as a CStr Pointer in the CLF. Is ths
correct? In C code the f
Thank you Robert!
Ben
Thanks a lot!
Hello,
You can take a look at our website to download the driver for your
specific instrument from
http://ni.com/devzone/idnet/";>Instrument driver network
You can search for your specific instrument driver.
There will be two types of drivers - IVI (which is a self extracting
executable) and Plug n
Thanks for the quick response & no insult taken since I also have been
using LV for a few months.
I dont have a wait function because I would like the system to run as
fast as possible.
I'll try adding a wait function to see what it does with resources.
However, like i said, windows is telling me t
Thanks for the quick response & no insult taken since I also have been
using LV for a few months.
I dont have a wait function because I would like the system to run as
fast as possible.
I'll try adding a wait function to see what it does with resources.
However, like i said, windows is telling me t
Hello,
I=92m not sure I understand your application. From you block diagram,
it looks like you are turning on a laser with a digital line 3. Then
it appears that you are writing some analog input data to a file until
the user presses the stop button. When the stop button is pressed it
looks like
Thank you very much for the answer. It seems that the problem was that
I used BuildArray icon with array and new_value as inputs and the
output was the same array. I thought it was absolutely equivalent to
InsertInToArray icon. Just to make sure: Do I understand corretly that
in the latter case Lab
There are example VIs that generate a waveform datavalue
computationally and outputs it through a D/A channel. You could take
one of those examples and replace the waveform generation subVI with
one that reads the waveform data from your file...
Mike...
I believe there is a sample VI which does this, it is basic and can
get confused!
Try this
http://exchange.ni.com/servlet/ProcessRequest?RHIVEID=101&RPAGEID=135&HOID=5065000800877A&UCATEGORY_0=_49_%24_6_&UCATEGORY_S=0
Thank you Robert,
I've not the "Labview Professional Development System", it was the
reason.
Bye.
Olivier C
EADS Telecom France.
Select HELP | Find Examples
Enter Polynomial
I think this is what your after
The vi "print panel to printer.vi" print the panel of the calling vi, so
you have to call the "print panel to printer.vi" from the vi containing
your graph. To select the printer you can use the menu item "printer
setting..."
Steve Hope wrote:
> I am trying to find a way to print a front panel
Programmer with LabView and Intellution needed for contract opening in
South Carolina. Please send e-mail to [EMAIL PROTECTED] to
request more information.
Use a while loop in which you can add a shift register. On the left hand of the loop
increase the number of registers up to 10. Here are your 10 last results.
Jumarion
Hi!
"djadjok" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Ehh... And where is the problem? Just use a color tool from tools
> palette...
You have to know first its there
Thanks!
Atmapuri
Is there anyone who have done this before? I have to make a connection between Lab
View and the RCX from Lego Mindstorms. Now I have the problem that the comunication
between the Ir-transponder and Lab view doesn't works. Perhabs is there someony who
can help me finisching this project.
Hi!
The UDPWrite vi expects the address of the computer and the type is U32.
But the address is usually www.something.com or an IP address.
So what is U32 and how do I get it from an IP number?
Thanks!
Atmapuri.
Is there any active UK-based LabView user group that has regular
meetings anywhere? There are a few around the rest of the world, but I
can't see anything in the UK. I think it would be a good idea to get
one together, if one does not exist here.
Feedback welcome - please reply to newsgroup as ema
Becky FAB!!
This work a treat. I supprised that the tulip dll should be disabled by
default. This cause a great deal of time wasting. But thank all the same.
Since you have NI-VISA installed, you need to make it aware of Agilent VISA.
This is not enabled by default. You would need to go into
hi,all
I am using Averaged DC-RMS.vi to filter random noise from waveforms. When
I input only one channel waveform, it works ok. like follow:
http://www.smth.edu.cn/bbscon.php?bid=336&id=10237&ap=496
But when I input two channel waveforms, no waveform output. It should be
work according t
Hi
I an trying to product a program in labview that increaments a GPIB command
to a Function Generator.
The command format is: FRQ 1.0E + 2 (this equals 100Hz). I need to
increament this up 1MHz so,
I have written a bit of psudo code to demonstrate what I require.
For i = 1Hz to 1MHz
//
problem solved
"Burklund" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> I have 3 1d arrays (# of elements can change but all 3 arrays always have
> the same number of elements) and i want to sort on one of the arrays while
> keeping the other two in sync (ie If array 1 element 3 is
Do you have http://www.ni.com/visa/>NI-VISA installed?
IVI drivers require VISA to be installed. If installed, the VISA
header files will be installed in your defined VISA directory (by
default is C:\VXIPNP\WINNT\include (if on an NT-based windows
machine).
This may be a stretch here, just to warn everyone ahead of time.
Lets say I have a reentrant subVI that is a graph. You pass it data
and on its seperate front panel it dynamically displays aquired data.
Now I assume that if I want to be able to view 4 of these graphs in
seperate windows at the sam
There are a few ways to do this, but the reentrant approach will not
work, since all instances of reentrant VIs share the same Front Panel.
Here are the possibilities:
(1) Create multiple copies of your GUI VI at edit time, and call them
statically or dynamically.
(2) Copy new instances of your G
Hello,
>
> If you are using a previous version of LabVIEW but you have IMAQ
> Vision (which it sounds like you do), you can display the image in a
> WindDraw window. Here is an example that demonstrates the use of the
As I'm using the version 6.1 I've found that solution with the window
already.
Hi,
Are there any methods to create a filter with particular frequncy
respond? It's better if I can simply input the filter's xy data
according to my filter sharp. Thanks.
Bill
Thanks for that, its exactly what i require.
Just out of curiosity, where do you modify the FP lock status for the
event?
Good afternoon, RL
There are a couple of ways to approach this. One is to use some
sort of filler so that each segment in the concatenation is the same
length (analogous to "bit stuffing") in numeric format.) You can
then use a simple offset in a string split vi. Perhaps a more
If you use the Activex container, you should be able to pull down a
menu with all the available controls (from the empty container control
itself). Be sure you have installed all your activex libraries.
Eric
LabVIEWers,
The recent discussion has indicated the danger that VIs on the
clipboard present for tangling projects. GhostBuster.vi, now
available on http://www.SULLutions.com/LabVIEW.html, flashes a large,
red warning on your screen when the only VIs, Globals, and Type Defs
in memory are invis
Thanks Robert,
I had the same problem with the pull down menu. It was blurred out,
although typing in the name of the exported function did not help as, well.
I don't think Project Builder is installed, i will check this and see if
that helps. I suppose using the template for the a CIN in project
Hi everyone,
I allready resolved the problem,
Now I use 2 Dac outputs of my AT-MIO-64E en i can buffer them! I just values
of 0V or 5V it works great! So i don't need another daq card!
Thanks anyway,
Best regards,
Thijs Boerée
"Ben" <[EMAIL PROTECTED]> schreef in bericht
news:[EMAIL PROTECTED]
I have a button on my main.vi. I have an event structure on the
diagram. When I get the button->value change event, I execute my sub_vi
by dropping the sub_vi on the diagram in the event structure. I assume
the main.vi is waiting for that sub_vi to exit or return because main.vi
doesn't process
Thanks for the example. I implemented your approach and it works right
except the sub_vi front panel doesn't close when I hit the exit button
on the sub_vi's front panel. It stops but does not close it's front
panel. Is there a way to make it close it's front panel when I exit?
thanks,
Ben wro
I forgot to mention that I do have XCode installed. Under Developer > etc.
Is this the same? Or do I need an older Project Builder?
"Carl Pattie" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Thanks Robert,
> I had the same problem with the pull down menu. It was blurred out,
>
Hallo,
I hope I'm in the correct newsgroup here. I've just begun to work with
Labview. I'm working on several little demonstration programs, to show the
principles of image acquisition. Now I'm searching for a possibility to
integrate the pictures in the format that is used by the IMAQ vision libr
Thanks Robert,
Unfortunately i think i painted the wrong picture in the earlier message.
I am infact writing the DLL and shared library in C. I have all the code
and it compiles on both the Mac OS X using Code Warrior and Visual Studio 6
on the PC. The PC version i can access and see the exporte
I'd like to have one VI call another VI and have both of them execute in
parallel (instead of the wait until finished) sub-vi approach that is
happening now. Is this possible? I'd like to be able switch back and
forth between VIs while they are both open.
Thanks,
In article <[EMAIL PROTECTED]>,
Jeremy L <[EMAIL PROTECTED]> wrote:
> Hi Germ,
>
> Try opening LabVIEW and go into Tools -> Options -> Miscellaneous and
> select the Disable menu animation option. The display on your remote
> display system should update correctly.
>
Thanks! That works like a
I use waveform from a daqpad i want to add a waveform with the non
linear factor of my antenna, Now i have a solution by using a loop an
compare each point of frequency with the acquisition but it's very
slow.
thanks for your help
Date: Tue, 02 Mar 2004 11:39:44 -0500
To: "Info-LabVIEW Mailing List" <[EMAIL PROTECTED]>
From: Don J Roth <[EMAIL PROTECTED]>
Subject: Table cell width: settable programattically in terms of number of
characters?
I am currently have a table control with column headers and I would like
to have
- Original Message -
From: <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Tuesday, March 02, 2004 3:11 PM
Subject: Application restarting
> Hello all,
>
> I have a Labview application which is meant for test and measurement
> application to test some the units in production,
> Random
Can reach the forum through the ni.com site.
testing through news server: newsgroups.ni.com
Hi All,
I have a truly unusual GUI phenomenon using a sub-panel in a
sub-panel (in LabVIEW 7, obviously ;-).
Basically, my main VI has a dynamically loaded switch driver whose
configuration window is loaded as a sub-panel into the main VI. In
the switch driver's configuration window, the user
Hi All,
A colleague wants to build an application where a Password dialog
appears and only if the correct password is entered would the main VI
appear.
As I see it, he has 3 choices:
1) Launch Password which then uses VI server to launch Main VI
2) Embed the password VI in the Main VI, but mov
Hi all
I have an application wich monitors displacment and load of an Avery testing
machine , I want to improve my app by placing some pictures of arrows one
up, one down , The Arrows will respond to the value of the displacment
indicator, blinking the down arrow when displacment increases and b
Scott Hannahs wrote:
> At 17:48 + 02/13/2004, Craig Graham wrote:
>> It *shouldn't* need a terminator since you specify a byte count in
>> the first
>> two bytes of the packet. Check sums should be OK since my checksum
>> generator
>> is producing results consistent with their examples. The ter
Ben <[EMAIL PROTECTED]> wrote in message news:<[EMAIL PROTECTED]>...
> Hi Sean,
>
> DI you really mean to say
> "Run your VI in highlight execution mode and monitor the CPU Usage.
> "
>
> ?
>
> Ben
Another cause for 100% CPU usage is pressing your ALT Key once.
Try this. Activate the Windows
Two points.
To George; fine for low throughput, but don't expect to update XY graphs by
reference.
To J Adam Crain; This sounds suspiciously like you want VIs buried deeply in
the heirarchy to respond to events on the front panel without any direct
linkage. Interesting tricks like this make it an
Apologies for cluttering the list, but I can't seem to send mail direct. You
might want to take this up at your end in case you're losing more useful
things. Refusing mail to postmaster is particularly bad.
<[EMAIL PROTECTED]>: host mgate16.isis.unc.edu[152.2.1.107] said: 550
5.7.1
Access deni
There's something I've discovered called the "PushOK CVS Proxy" that lets
Visual Studio work with CVS as if it were SourceSafe- you don't need to load
extra plugins into Visual Studio as with previous attempts at the same
thing.
Can't get it to work with Labview's source control. Has anyone else?
Yeah, I use Tortoise, but doing it inside Labview would give me the
advantage of being able to view the changes between two versions, if I
understand right.
I guess I could manually check out two versions to two different directories
and do a compare manually, but that's more hassle. Less hassle t
- Original Message -
From: "Michael Aivaliotis" <[EMAIL PROTECTED]>
To: "David Ferster" <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
Sent: Sunday, February 15, 2004 9:05 PM
Subject: RE: For the wish list
> On the issue of making an error cluster only visible on error. Do you do
> this on su
Hi, this is a little complex, so bear with me...
I have a test system that tests a number of parts at the same time. The
experiment I do consists of measuring a number of properties of the
parts at various temperatures and voltages. I want to save all the
measured data in a 4-dimensional array. Th
I've built a Dll in labview 6.1. Using a CallLibrary node in labview i can call and it
works fine.
I would like to use it in ASP code. In order to perform this i need to register the
Dll. I've tried to create an installer, but still i get an error message when i
execute the regsvr32 command.
Hi,
I need to communicate in lab view with another simulating software. I have the dll of
the soft ware and also am aware of the input parameters and the output parameters.
I am trying to use the call function node.
But I am facing difficulty with the linking?
Can any one pplese help m ein this.
In article <[EMAIL PROTECTED]>,
chutla <[EMAIL PROTECTED]> wrote:
> Greetings!
>
> You can use any of the 3D display vi's to show your "main" 3d
> data, and then use color to represent your fourth dimension. This can
> be accessed via the property node. You will have to set threshol
- Original Message -
From: "Sergey Liberman" <[EMAIL PROTECTED]>
To: "Info-LabVIEW" <[EMAIL PROTECTED]>
Sent: Saturday, February 14, 2004 5:45 AM
Subject: RS232 Displays for LVRT
> Hi all,
>
> Does anyone know of any display (preferably touchscreen, but not
> necessarily) that can be co
Lewis Drake wrote:
Subject: Re: 60MS/sec- is this possible?
From: "Lewis Drake" <[EMAIL PROTECTED]>
Date: Wed, 11 Feb 2004 10:30:23 -0500
Three different units are being measured simultaneously, which is why 3
boards are necessary (they don't all start or stop at the same time, but
they could all
There are a number of methods, but to find the easiest one, a little more
needs to be known about the ignition system of the engine. If you want it
to work on just about any motor and be portable, then the clamp on style
current pickup from an inexpensive timing light could be made to work. If
yo
Hello
I want to use a SubPanel to hold different sized programs. Specifically I'd
like to put the program into the middle of the subpanel. Any Ideas.
I am using a small vi with USR to communicate data between teh sub-panel
program and its caller. This seems to work fine. The caller decides to stop
I run LabVIEW 5.1 application exe file on original machine under
window 98 with camera & video card. It run fine. When I copy (Not
install) LabView 5.1 application exe file to 2nd target machine with
camera with video card and same environment, there are some problems.
Error message shows that 2 La
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