Re: gEDA-user: bottom side pad only in PCB

["harry eaton" <bumpelo@xxxxxxxxxxx>]

The auto router only routes on visible layers. Simply turn off visibility of
all but the solder layer
before running the auto-router, and it will only route on the solder layer.

h.


----- Original Message -----
From: "Olgierd Eysymontt" <olgierd.eysymontt@xxxxxxxxxxx>
To: <geda-user@xxxxxxxx>
Sent: Monday, July 25, 2005 7:25 AM
Subject: Re: gEDA-user: bottom side pad only in PCB


> Another case of the no component side pad is when you make boards at
> home (with the toner transfer method for example) and don't have PTH,
> like most components can't be soldered on top, you have to route the
> component side by hand while the solder side is done automatically by
> PCB. If there would be an option to avoid the auto router to connect to
> the pins in the component layer it would be great and unique.
>
> Thanks for such a good software,
>
> Olgierd
> http://www.tea-tec.cl
>
> On Sun, 2005-07-24 at 23:47 -0400, Dan McMahill wrote:
> > Thanks harry!  Both of these suggestions should work fine.
> >
> > -Dan
> >
> > harry eaton wrote:
> > > Dan,
> > >
> > > Let's start by assuming you can tolerate a tiny annular ring on the
top
> > > side. If so, then make the pins have a miniscule annular ring and
place SMD
> > > pads over them on the back side; use identical pin numbers for the
pads and
> > > pins that are coincident.
> > >
> > > If you can't tolerate plated holes, then simply make SMD pads on the
back
> > > side and make pure "mounting" holes for the pins to feed through.
> > >
> > > Either of these is fully supported with the current pcb code.
Eventually we
> > > could have the pin annular ring have per-layer size.
> > >
> > > h.
> > >
> > > ----- Original Message -----
> > > From: "Dan McMahill" <dan@xxxxxxxxxxxx>
> > > To: <geda-user@xxxxxxxx>
> > > Sent: Sunday, July 24, 2005 10:17 PM
> > > Subject: gEDA-user: bottom side pad only in PCB
> > >
> > >
> > >
> > >>anyone ever have to deal with a part which is leaded but only wants a
> > >>solderside pad in PCB?  I think it just doesn't do it currently.
Anyone
> > >>have a workaround until I can get time to fix this?
> > >>
> > >>Thanks
> > >>-Dan
> > >>
> > >>p.s.  Think metal package parts...
> >
>
>
>
> --
> No virus found in this incoming message.
> Checked by AVG Anti-Virus.
> Version: 7.0.338 / Virus Database: 267.9.4/57 - Release Date: 7/22/05
>
>