Re: gEDA-user: Soft and Hard symbols

[Colin D Bennett <colin@xxxxxxxxxxx>]

On Fri, 07 Jan 2011 20:21:29 +0100
Kai-Martin Knaak <knaak@xxxxxxxxxxxxxxxxxxx> wrote:

> Colin D Bennett wrote:
> 
> > The orthogonality
> > of these three pieces (schematic, footprint mapping, and PCB
> > layout) is pleasing to me, but I have to admit that you would
> > rarely find a need to create different PCBs from the exact same
> > schematic.  
> 
> ack. Up to now, I _never_ had this situation in real projects. Some
> aspect of the schematic beyond footprints and packages always needs
> to be changed. On the other hand: Almost all projects need debugging
> and/or service. For this task, footprints printed on the schematic
> help to locate the part in the layout.
> 
> > Still, by
> > separating the footprint mapping entirely from schematic capture,
> > you can stay focused on one task at a time.
> 
> If this is your preferred way to work, you can already do it, even
> with heavy symbols: Just ignore the footprint attribute while placing
> symbols. Use gattrib, a text editor or a script to replace dummy
> values of the footprints in a separate step.
> The mere fact that the footprint information is contained in the
> schematic does not imply, you have to set it during schematic capture.

Thanks; these are both excellent points.

Regards,
Colin


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