gEDA-user: finding shorts with gschem

[David Griffith]

On Sat, 2 Feb 2008, John Griessen wrote:

> David Griffith wrote:
>   I found that Vdd got connected to Vcc sometime during the
> > schematic entry.  Short of poring over the entire schematic, how can I
> > find where this happens?
>
> You can cut apart nets and rerun gnetlist if you must stay in graphical
> mode...errr no, there's no higlightin in gschem yet, so you can't stsy
> in graphical mode.
>
> You can just read the netlist and search for your power or ground and
> see all the nets it is included in.
>
> You will quickly come to a jump to another net besides the one with
> Vdd's that belong.. To tell what belongs is by seeing a few chip power
> pins in one group -- that becomes your "correct" Vdd.

I think I uncovered a subtle bug.  I replaced Vdd, Vee, and Vcc with +8V,
-8V, and +5V respectively and the problem disappeared.  I can't seem to
come up with a simple test case though.


-- 
David Griffith
dgriffi at cs.csubak.edu

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