Re: gEDA-user: Heavy Symbols and such

[Bert Timmerman <bert.timmerman@xxxxxxxxx>]

Hi DJ and all on the list,

On Wed, 2007-12-12 at 20:43 -0500, DJ Delorie wrote:
> > > gschem and pcb both really just want light symbols/footprints.
> >
> > this is where I really disagree.  If you change the package, then
> > you are changing the part.
> 
> Do either gschem or pcb need to know that?  We think of a project as
> being controlled by two files: the schematics, and the board.  Why not
> three?  Schematics, board, BOM.  Does pcb really need to know the
> vendor part number?  Does gschem?  All gschem needs to know is, for
> example, "2-in NAND", and all PCB needs to know is that pin 7 of U2, a
> TSOP-32, needs to be connected to ... etc.

Does gschem really has to know it's a "2-in AND" ?

More specific: does gschem has a notion of the and function ?

And another one: does gschem fully grasp the "2-in" concept with
swapable pins ?

All gschem and pcb have in common is the refdes, pin info and
connectivity.

Kind regards,

Bert Timmerman.




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