On Tuesday 03 April 2007 02:05, Ramakrishnan Muthukrishnan
wrote:
On 3/31/07, al davis [EMAIL PROTECTED] wrote:
How about lab test equipment. There is a real need for
simple stuff that is too simple to market at the high
prices the big instrument companies need to charge. The
kind of
Found the issue !
library-newlib = ./footprints:~/data/gaf/footprints/sdf
The ./footprints: seems to be crucial !
grtz
Simon
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I really like the tabs as well. Maybe it's possible to change the font size
to shrink them a little if people think they're too big?
Regards,
Kurt
[snip]
There is yet another page-navigation metaphor available to us.. the
tabbed notebook, but to do this properly (as I discovered over the
Stephen Williams wrote:
int is PLI_INT32 in your case. The static part is something
else altogether and perhaps more germain to your problem. You
don't say what's crashing, Stu's example or mine, etc., so we
have very little to go on.
Sorry for being so vague. I was more curious about the
On Mon, 2007-04-02 at 23:41 -0400, Ales Hvezda wrote:
[snip]
I've worked out all the details yet (read: hardly fully functional),
but the implementation looks fairly straightforward. The question is,
are the tabs really that useful since they do sorta clutter things up.
Hey, I have
Peter Clifton wrote:
On Sat, 2007-03-31 at 17:53 -0400, al davis wrote:
How about .,,.. transistor curve tracer. How much do they
cost? Why doesn't every college EE department have one on
every bench?
I think of the old 4th-year engineering project my supervisor has in his
office - a
al davis wrote:
FM stereo generator. The broadcast ones are very expensive.
You can buy one made for a lab cheap. It sort of works. A
real broadcast one is simple but much more expensive.
If anyone feels like building one of these, I can give some extra
guidance on analog
Hmm...
I think my question is could regard this thread...
Where can I learn how to design Electronic Circuits?? Is there a good
quick start guide book ?
I want to design some simple 8051 applications for my studying
kick-off... After that I would try to design better (more complicated)
Also, FWIW, the 3-29 snapshot crashes when I try to analyze
the netlist from Stuarts TwoStageAmp example... at least it
does when I try to run the version I built today. I have,
perhaps, attached the netlist for your review. If it works
fine for you, then I'll try rebuilding and paying more
Here's what crashes for me:
$ ~/local/bin/gnucap spice.netlist.wpd
gnucap plot ac v(Vout)
gnucap ac dec 1Hz 1MegHz
#Freq
Segmentation fault
1. You need to do op before ac.
I was thinking about this during my morning commute. It's fine that
Gnucap wants an op performed before doing
Most of us here have spent at least 4 years studying that! Any basic EE
circuits textbook will get you started, but it's not nearly as easy as
getting started with programming.
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Felipe Balbi
Sent:
On Apr 3, 2007, at 7:03 AM, Felipe Balbi wrote:
Hmm...
I think my question is could regard this thread...
Where can I learn how to design Electronic Circuits?? Is there a good
quick start guide book ?
Horowitz and Hill, The Art of Electronics. Best ever.
I want to design some simple 8051
Hmm... Nice...
Actually, I'm Engineering studying... so.. that's my 4-year studying...
But, I want to get it started now... Wanna understand how to design
the correct interfaces... where to use capacitors, resistors,
inductors, etc... How to interface a PIC or 8051 with an LCD... How to
design a
On 4/3/07, Felipe Balbi [EMAIL PROTECTED] wrote:
Hmm...
I think my question is could regard this thread...
Where can I learn how to design Electronic Circuits?? Is there a good
quick start guide book ?
I want to design some simple 8051 applications for my studying
kick-off... After that I
With gnucap you can use fault, modify, param to
interactively change component values. You can also sweep them
with the DC command. Spice can sweep sources. Gnucap can
sweep any single value.
How about .. R1 (2 4) foo
param foo=10k
op
param foo=47l
That sounds _exactly_ like what I was
On Apr 3, 2007, at 6:46 AM, Dan McMahill wrote:
Peter Clifton wrote:
On Sat, 2007-03-31 at 17:53 -0400, al davis wrote:
How about .,,.. transistor curve tracer. How much do they
cost? Why doesn't every college EE department have one on every
bench?
I think of the old 4th-year
DJ Delorie wrote:
Ales Hvezda wrote:
[snip] are the tabs really that useful since they do sorta clutter things up.
Put the tabs in the toolbar?
I like the tabs. They would be just as useful if in a toolbar section. They
will cause less clutter there than as a separate
PageManager
On Tuesday 03 April 2007 09:51, Patrick Doyle wrote:
With gnucap you can use fault, modify, param to
1) How would I model a switch?
The switch device? Type S. (Same as Spice)
2) Did I forget a switch when I built Gnucap that would
enable an X windows plot, or does Gnucap only support
al davis wrote:
Sometimes following legal documents to the letter has undesired
harmful consequences.
This one points out the importance of using a popular license,
rather than making up your own.
What's the popular one for hardware?
John G
On Apr 3, 2007, at 9:29 AM, Felipe Balbi wrote:
Hmm... Nice...
Actually, I'm Engineering studying... so.. that's my 4-year
studying...
But, I want to get it started now... Wanna understand how to design
the correct interfaces... where to use capacitors, resistors,
inductors, etc... How to
On Tuesday 03 April 2007 09:20, Stuart Brorson wrote:
Here's what crashes for me:
$ ~/local/bin/gnucap spice.netlist.wpd
gnucap plot ac v(Vout)
gnucap ac dec 1Hz 1MegHz
#Freq
Segmentation fault
1. You need to do op before ac.
I was thinking about this during my morning
On Tuesday 03 April 2007 10:49, al davis wrote:
Probably, it should always print a note: using operating
point xxx.
I will go a step further .. It should print a comment that
tells what the settings were, and it should go both to the file
and screen.
# ac 20 20k octave 5
# operating
On 4/3/07, al davis [EMAIL PROTECTED] wrote:
On Tuesday 03 April 2007 09:20, Stuart Brorson wrote:
Here's what crashes for me:
$ ~/local/bin/gnucap spice.netlist.wpd
gnucap plot ac v(Vout)
gnucap ac dec 1Hz 1MegHz
#Freq
Segmentation fault
1. You need to do op before ac.
I
3) I fetched the spice model for an MMBT3640 from
Fairchild, and saw that my simple circuit loaded up in
ngspice, but when I attempt to load it in Gnucap, I get:
* gnetlist -g spice-sdb -s -o mictest.ckt mictest.sch
.MODEL MMBT3640 PNP LEVEL = 1 IS= 1.41E-15 ISE
I don't think that is cluttered at all. I typically end up with
multiple gschem windows open any way, this is less cluttered. I just
have one question how do you open and close the tabs. Is it like
firefox (right click).
--
http://www.coe.neu.edu/~efoss/
http://evanfoss.googlepages.com/
Steve Morss's VMWare image with gEDA is available on my server until people use
up too much
bandwidth. That will happen after 50 downloads
See http://foseda.com/ the link gEDA-on-Linux-on-VMWare
John Griessen
PS I have not tested it yet. Do you have a checksum for it Steve?
On Apr 3, 2007, at 11:36 AM, evan foss wrote:
I don't think that is cluttered at all. I typically end up with
multiple gschem windows open any way, this is less cluttered. I just
have one question how do you open and close the tabs. Is it like
firefox (right click).
Hmm, my Firefox has a
I ran md5 on the image and I get:
MD5 (ubuntu-custom-live_3.iso) = 220343841c25e2d1f4c5ab698ae05812
The file is a .iso file that can be mounted as a CD image and booted
from in VMWare. You can also burn it to a CD and boot from the CD
without using VMWare at all. When it boots, you'll see
Does he still use ABEL?
The last edition I saw did, but also had some VHDL.
Dunno, I only have the 2nd edition (1994 or so IIRC).
MS
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Dave McGuire wrote:
I will warn you, please listen...DO NOT expect to pick this up
overnight, or even in a few weeks. There is a lot going on in those
little components, and a lot of stuff to be aware of. I admire your
desire to dive in and start doing things, but it's very important to
I like the tabs. They would be just as useful if in a toolbar section. They
will cause less clutter there than as a separate
PageManager window...
I thought the point was to reduce the number of windows you have open.
I suppose you could make it user selectable but that would add
I second this motion! basic stamps have nice small simple boards,
the drawback i have with them is I didn't want to learn another
variant of basic.
If you are familiar with C I'd suggest a microcontroller that is
capable of being programmed in C, assembly can be tighter and
To add my 0.02 CDN...
I have a couple of NXP LPC2103 based boards that I have been using. They cost
me $24.95 USD from www.futurlec.com. These are ARM based and I use GCC (with
the patches from www.gnuarm.com, which you don't really need unless you want to
mix ARM and Thumb code) to program
If you are familiar with C I'd suggest a microcontroller that is
capable of being programmed in C, assembly can be tighter and cleaner,
but that takes practice.
I am fond of the Atmel AVR series, and the GCC tool chain that goes
along with it, it is also convient for OS X and Linux users,
I have seen DJ Delorie using the R8C from Renasas, and I see that
they are also using a GCC tool chain. They look like a nice part as
well.
The whole R8C/M16C/M32C family is a sweet set, everything from 20 pin
$3 to 144 pin chips at $42, with flash ranging from a few Kb to 1Mb.
All with a
On Tuesday 03 April 2007 11:17, Patrick Doyle wrote:
ok, attached (perhaps) is a tarball of my work-in-progress
directory, including my gschem schematic, my models
directory, my Makefile that runs gnetlist (and ngspice). I
just checked before I packaged it up, and my version of
Gnucap still
On Tuesday 03 April 2007 14:04, Ryan Seal wrote:
I also like the microchip PIC line. CCS offers a nice
compiler in Linux for about 80 bucks (with a student
discount) - but, if you are new to all of this, I would
second the motion for the Atmel AVR series as well; since
they offer the gcc avr
As an aside for the r8c, I have a .pcb file for an eval board for the
R8C sdip-20 chips, which breaks out the chip to 100 mil headers and
includes the oscillator:
http://www.delorie.com/pcb/r8c-1b-adapter/
Renesas was almost giving away the starterkits for them a while back.
Digikey
The reason it works with ng-spice and not gnucap is that it was
written for ng-spice not gnucap.
Gnucap doesn't have levels for the BJT unless you use plugins.
You uncovered a bug that came about with the plugins -- in how
it handles that. The old version would just ignore the level
keyword.
On Tuesday 03 April 2007 14:08, al davis wrote:
It still gets a warning on the NK
parameter, and ignores it. That is the same in gnucap or
ngspice, or in gnucap with spice3f5 of ngspice models.
Actually, it is a one-liner to add the parameter. I don't know
what it does. It is probably
On 4/3/07, al davis [EMAIL PROTECTED] wrote:
On Tuesday 03 April 2007 14:08, al davis wrote:
It still gets a warning on the NK
parameter, and ignores it. That is the same in gnucap or
ngspice, or in gnucap with spice3f5 of ngspice models.
Actually, it is a one-liner to add the parameter. I
One more point ...
Node names are case sensitive.
I suppose I should change it, but that part of the code is
planned for major rework anyway, and Verilog is supposed to be
case sensitive.
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On 4/3/07, al davis [EMAIL PROTECTED] wrote:
One more point ...
Node names are case sensitive.
I suppose I should change it, but that part of the code is
planned for major rework anyway, and Verilog is supposed to be
case sensitive.
I'm a 20 year Unix veteran. I prefer case sensitivity :-)
As a windows user who does java programming (which is case-sensitive), I can
understand being used to it, but why would you actually prefer it?
Dave
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Patrick Doyle
Sent: Tuesday, April 03, 2007 3:03 PM
On 4/3/07, David Kerber [EMAIL PROTECTED] wrote:
As a windows user who does java programming (which is case-sensitive), I can
understand being used to it, but why would you actually prefer it?
habit, comfort, discipline, golly I've never really thought too much
about it before.
--wpd
Hmm, my Firefox has a close tab button on the right of each
tab. That seems to be very effective.
Middle-clicking on the tab is a faster way to close it, if you know that
trick - it's faster because you only have to aim for the tab (not the
little cross inside the tab). I'm not sure if
On 4/3/07, Karl. [EMAIL PROTECTED] wrote:
Hmm, my Firefox has a close tab button on the right of each
tab. That seems to be very effective.
Middle-clicking on the tab is a faster way to close it, if you know that
trick - it's faster because you only have to aim for the tab (not the
little
Folks,
In the GTK hid of PCB I can't seem to use the puller tool, is this a
lesstif only?
Pressing 'Y' while over the line/arc junction doesn't seem to do
anything.
strings pcb | grep puller does show that the puller object file
was linked in.
Steve
On Apr 3, 2007, at 3:41 PM, Karl. wrote:
Hmm, my Firefox has a close tab button on the right of each
tab. That seems to be very effective.
Middle-clicking on the tab is a faster way to close it, if you know
that
trick - it's faster because you only have to aim for the tab (not the
little
On Apr 3, 2007, at 3:44 PM, evan foss wrote:
Hmm, my Firefox has a close tab button on the right of each
tab. That seems to be very effective.
Middle-clicking on the tab is a faster way to close it, if you
know that
trick - it's faster because you only have to aim for the tab (not the
On Tuesday 03 April 2007 15:02, Patrick Doyle wrote:
I'm a 20 year Unix veteran. I prefer case sensitivity :-)
The issue here is not preference but conformance to a published
standard (Verilog) or to an unwritten understanding in Spice.
Actually, early versions of Spice (in Fortran) were case
In the GTK hid of PCB I can't seem to use the puller tool, is this a
lesstif only?
Likely. I hooked in the puller through pcb-menu.res just to test it.
You should be able to use :puller in gtk, then maybe have to click on
where you want to pull.
If you like the puller, I can send you the
On Apr 3, 2007, at 3:53 PM, DJ Delorie wrote:
Gotcha. I use a one-button mouse on my main web-browsing machine,
though. ;)
Story time...
At my previous job, I once worked with the marketing people to put
together an interactive web site publishing system (I did the system
part, they did
On Apr 3, 2007, at 3:25 PM, David Kerber wrote:
As a windows user who does java programming (which is case-
sensitive), I can
understand being used to it, but why would you actually prefer it?
I can tell you why *I* prefer case-sensitivity. It makes sense.
'A' is simply not the same
I have enough problems with my word processor changing case when I
don't want it to, I certainly don't need my file system doing it too.
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Dave McGuire wrote:
On Apr 3, 2007, at 3:25 PM, David Kerber wrote:
As a windows user who does java programming (which is
case-sensitive), I can
understand being used to it, but why would you actually prefer it?
I can tell you why *I* prefer case-sensitivity. It makes sense.
'A' is
On Tue, Apr 03, 2007 at 04:00:24PM -0400, DJ Delorie wrote:
I have enough problems with my word processor changing case when I
don't want it to, I certainly don't need my file system doing it too.
It recently took me five minutes to sweet-talk openoffice into
letting me type MHz correctly.
On Apr 3, 2007, at 4:28 PM, Ryan Seal wrote:
As a windows user who does java programming (which is case-
sensitive), I can
understand being used to it, but why would you actually prefer it?
I can tell you why *I* prefer case-sensitivity. It makes
sense. 'A' is simply not the same thing
There's a much shallower option to add that to the dictionary, so it will
even correct it next time...
Dave
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of
[EMAIL PROTECTED]
Sent: Tuesday, April 03, 2007 4:37 PM
To: gEDA user mailing list
David -
On Tue, Apr 03, 2007 at 04:52:52PM -0400, David Kerber wrote:
There's a much shallower option to add [MHz] to the dictionary, so it will
even correct it next time...
Openoffice didn't just show it with a red squiggly underline,
it actively changed it as soon as I typed it. How could
Since you mentioned it, and I didn't think of it before, it is
easy to change it, so I did ..
Here's the patch ..
in the file d_bjt.model
Find:
public_keys {
NPN polarity=pN;
PNP polarity=pP;
}
Change it to:
public_keys {
NPN polarity=pN;
PNP polarity=pP;
NPN1
On Tuesday 03 April 2007 17:05, Patrick Doyle wrote:
Speaking of patches, features, and recompiles...
I just typed edit at the Gnucap prompt for a somewhat
modified, but basically the same netlist as I gave you
previously, was rewarded with the netlist showing up in my
emacs, exited out, and
al davis wrote:
On Tuesday 03 April 2007 15:02, Patrick Doyle wrote:
I'm a 20 year Unix veteran. I prefer case sensitivity :-)
The issue here is not preference but conformance to a published
standard (Verilog) or to an unwritten understanding in Spice.
Actually, early versions of Spice
al davis wrote:
Rather, Gnucap should do a check before
running an analysis to verify that the operating point has
already been computed and is known. If it's unknown, then
Gnucap should print out a warning like No operating point --
you probably need to run op.
That would be an
Story time,
back when I was in middle school, early 90's.
I have a friend that was a Mac fanatic, my constant source of teasing
was the one button mouse.
Then one day he brought in his 8 button mouse for a Mac. I was
schooled, as at that time windows boxes had a hard time with three
From: al davis [EMAIL PROTECTED]
Subject: Re: gEDA-user: Design Flow Roadmap starting point
Date: Sun, 18 Mar 2007 01:29:07 -0400
Message-ID: [EMAIL PROTECTED]
Al,
(Jumping into the discussion mid-waters)
I still believe we need an interchange file format, that should
be a VHDL derivative.
Thanks, puller in the command window worked, i wish i knew gtk
better so i could map Y to puller in gtk
the global puller might be interesting :-)
Steve
On Apr 3, 2007, at 12:49 PM, DJ Delorie wrote:
In the GTK hid of PCB I can't seem to use the puller tool, is this a
lesstif only?
I put a copy of the modified src/puller.c here:
http://www.delorie.com/pcb/puller/puller.c
:GlobalPuller
:GlobalPuller(selected)
:GlobalPuller(found)
Just replace your existing src/puller.c with it and recompile. It
affects the current layer only.
MAKE SURE YOU HAVE A BACKUP OF YOUR .PCB
On Tuesday 03 April 2007 18:36, Magnus Danielson wrote:
You can strip of many things from VHDL which you will not
initially need. What you end up with very quickly is a small
subset which brings much of the properties which gedas
textual format has. It should be fairly easy to do so.
On Tuesday 03 April 2007 17:37, Dan McMahill wrote:
I have to agree 100% with Al here. The ability to easily run
the ac analysis at whatever operating point you have, be it
from an explicit operating point analysis or where a
transient stopped, is extremely important. Al's class-B amp
is a
Günter Dannoritzer wrote:
I modified the vpi_user.c to not needing the other application that
comes along with that chapter 2 example and compiled it with:
iverilog-vpi pow_vpi.c vpi_user.c
iverilog -opow_test.vvp pow_test.v
vvp -M. mpow_vpi pow_test.vvp
The output I am getting is:
From: al davis [EMAIL PROTECTED]
Subject: Re: gEDA-user: Design Flow Roadmap starting point
Date: Tue, 3 Apr 2007 19:08:27 -0400
Message-ID: [EMAIL PROTECTED]
Al,
All that is needed is the basic framework. It is really simple.
Most of everything is out, but by picking a standard language
John Griessen wrote:
Steve Morss's VMWare image with gEDA is available on my server until
people use up too much
bandwidth. That will happen after 50 downloads
See http://foseda.com/ the link gEDA-on-Linux-on-VMWare
John Griessen
PS I have not tested it yet. Do you have a
[EMAIL PROTECTED] wrote:
It recently took me five minutes to sweet-talk openoffice into
letting me type MHz correctly.
Yet another reason to use vi and troff instead of OO.
Good thing for me I rarely use word processors of any kind.
I'm a TeXhead from way back.
So why were you using OO
From: al davis [EMAIL PROTECTED]
Subject: Re: gEDA-user: Design Flow Roadmap starting point
Date: Tue, 3 Apr 2007 20:22:34 -0400
Message-ID: [EMAIL PROTECTED]
On Tuesday 03 April 2007 19:38, Magnus Danielson wrote:
From: al davis [EMAIL PROTECTED]
I was thinking of using the gnucap CS
On Tue, 2007-04-03 at 22:49, Dan McMahill wrote:
al davis wrote:
FM stereo generator. The broadcast ones are very expensive.
You can buy one made for a lab cheap. It sort of works. A
real broadcast one is simple but much more expensive.
If anyone feels like building one of these,
On Apr 3, 2007, at 3:37 PM, Dan McMahill wrote:
I have to agree 100% with Al here. The ability to easily run the
ac analysis at whatever operating point you have, be it from an
explicit operating point analysis or where a transient stopped, is
extremely important.
Yep. Of course what
How stupid can one be !
Somewhere in my /opt/pcb-20070208/share was a script (called Pcb)
setting the default libraries, of which one was called newlib.
This setting shadowed my own newlib setting in the .pcb/preferences file/
grtz
Simon
- Original Message
From: ST de Feber [EMAIL
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