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 <[EMAIL PROTECTED]> 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 <[EMAIL PROTECTED]> 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 > > > > > > > > -- http://www.luciani.org
