Re: gEDA-user: 7400, gschem and gsch2pcb

["John Luciani" <jluciani@xxxxxxxxx>]

Separating the 7400 into four gates (slots) usually makes for a more
readable schematic.
You have more space to place each gate and its peripheral components in
a logical arrangement.

(* jcl *)

On 4/4/06, David Logan <djlogan2@xxxxxxxxxxx> wrote:
> My main gripe now is that I have to go find (or build) a gschem symbol
> for a 7400 chip, since gschem only has the individual logic gates as
> symbols. Does one exist?
>
> Thanks!
>
> David Logan
>
> John Luciani wrote:
>
> >You need to set the footprint attribute for each symbol in your schematic.
> >
> >http://geda.seul.org/dokuwiki/doku.php?id=geda:pcb_tips#i_want_to_use_pcb_to_do_layout._how_do_i_know_what_value_to_use_for_the_footprint_attribute
> >
> >(* jcl *)
> >
> >On 4/4/06, David Logan <djlogan2@xxxxxxxxxxx> wrote:
> >
> >
> >>Does anyone know how to convert the gschem 7400 symbols into the actual
> >>74xx pins on a 74xx chip so that it can be loaded into pcb?
> >>
> >>What do I need to do to get gsch2pcb to recognize the in/out pins of the
> >>7400 gschem symbols and equate them to the pins in the pcb 74xx chip?
> >>
> >>Thanks!
> >>
> >>David Logan
> >>
> >>
> >>
> >
> >
> >--
> >http://www.luciani.org
> >
> >
> >
>
>


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