I can't use the "pour over same net" option.  I have several dedicated GND
returns ...

btw, this is with P99SE SP6.

-- 
Dean Carpenter
deano at areyes com
94TT :)
----- Original Message ----- 
From: "Dave Sanders" <[EMAIL PROTECTED]>
To: "Protel EDA Discussion List" <[email protected]>
Sent: Wednesday, March 09, 2005 12:13 AM
Subject: RE: [PEDA] Weird - via won't join GND polygons


> Although I'm sure I've somehow managed to relief connect vias in the past,
> having a quick play with it now it seems that particular rule (polygon
> connect style) doesn't seem to work for vias, even though you can specify
> vias directly in the rule builder.  Not sure if it is a bug or not, but I
> guess it is understandable since you don't solder to them anyway, so they
> don't need reliefs, just direct connects.
>
> To get the direct connect, use the tick box "pour over same net" in the
> polygon dialog box.
>
> Ta,
> Dave
>
>
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] Behalf Of Nukien
> Sent: Wednesday, 9 March 2005 4:28 p.m.
> To: Protel EDA Discussion List
> Subject: Re: [PEDA] Weird - via won't join GND polygons
>
>
> Weird.  Not working here.
>
> I have polygons on top and bottom layers, both on GND net.  I drop a via
on
> a blank spot, and it picks up the GND net just fine.  I can verify that in
> the properties for the via.
>
> I then redo the polygons, they rebuild, but the via is isolated.  But it
> still has the GND net associated with it, and there's a rats-nest line
> leading to the nearest pad on the GND net.  If I select the via, the whole
> GND net is highlighted as you would expect.  Even weirder, DRC doesn't
flag
> a Broken Net error ...
>
> The polygons have correctly attached to all the GND pads on the various
> components, just not the via.  The polys are definitely good - they're
> providing connectivity all over the place for GND.
>
> Dropping round pads with the same dimensions works fine.
>
> What the <bleep> ?
>
> PS - what's the "Minimum primitive size - Length" box for in the polygon
> properties dialog ?  I've never messed with it - I think it's always set
to
> 2mil.
>
> --
> Dean Carpenter
> deano at areyes com
> 94TT :)
> ----- Original Message -----
> From: "Dennis Saputelli" <[EMAIL PROTECTED]>
> To: "Protel EDA Discussion List" <[email protected]>
> Sent: Tuesday, March 08, 2005 6:56 PM
> Subject: Re: [PEDA] Weird - via won't join GND polygons
>
>
> > vias connect fine to pours
> >
> > i do it all the time
> > touch or place the via on a grounded pin or pad, then drag onto pour
> >
> > if you place them initially directly on the pour sometimes they pick up
> > the ground net and sometimes they don't
> >
> > sometimes just wiggle them on the pour and they pick it up
> >
> > not as much of a bother as it sounds
> >
> > and/or select them and global edit the net name to 'selected same'
> >
> > nothing wrong with your named free pads method though, we do that
> > sometimes too
> >
> > ds
> >
> >
> > _______________________________________________________________________
> > Integrated Controls, Inc.           Tel: 415-647-0480  EXT 107
> > 2851 21st Street                    Fax: 415-647-3003
> > San Francisco, CA 94110             www.integratedcontrolsinc.com
> >
> >
> > Bruce Walter wrote:
> > > Vias don't connect.  Convert them all to free pads.  Give them all the
> same
> > > designator (98, 99, etc.), then you can make unique rules for connect
> style
> > > (solid, etc.).
> > >
> > > TQFP - probably clearance rules.  The space between the pins, along
with
> the
> > > track width of the polygon lines and/or the clearance rule won't allow
a
> > > connect.  Adjust the settings, or draw a trace to a (similar) free
pad.
> > >
> > > -----Original Message-----
> > > From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]
> On
> > > Behalf Of Nukien
> > > Sent: Saturday, March 05, 2005 9:02 PM
> > > To: Protel EDA Discussion List
> > > Subject: [PEDA] Weird - via won't join GND polygons
> > >
> > > Well, this is weird.  I have GND polygons on top and bottom layers of
a
> > > 2-layer board.  Very standard.  To fulfill connectivity, I drop vias
> > > (35/28mil) around to join the two planes, and as expected, they pick
up
> GND
> > > as their net.  Then dbl-click the planes, select each one, and have it
> > > rebuild.
> > >
> > > The vias are isolated.
> > >
> > > They're definitely in the GND net.  So are the planes.  The Polygon
> Connect
> > > Style rule is set to Relief-Connect, using 90deg 30mil tracks.
> > >
> > > I know this is something simple, but it's eluding me ...
> > >
> > > Hrm - just noticed, the GND pins on the TQFP chips aren't joining the
> GND
> > > planes either.  The GND side of the decoupling 0805 caps are joining
> just
> > > find though.  Ah, got that one figured out - the relief traces are too
> big -
> > > changed it from 30mil to 20mil, and now they join.
> > >
> > > But the via are still isolated.
> > >
> > > --
> > > Dean Carpenter
> > > deano at areyes com
> > > 94TT :)
> > >
>
>
>

 
____________________________________________________________
You are subscribed to the PEDA discussion forum

To Post messages:
mailto:[email protected]

Unsubscribe and Other Options:
http://techservinc.com/mailman/listinfo/peda_techservinc.com

Browse or Search Old Archives (2001-2004):
http://www.mail-archive.com/[email protected]
 
Browse or Search Current Archives (2004-Current):
http://www.mail-archive.com/[email protected]

Reply via email to