Re: gEDA-user: Unresolved rat lines, zero-ohm resistor, wire bridge

[Andrew Poelstra <asp11@xxxxxx>]

On Sat, Oct 16, 2010 at 01:49:57PM -0400, Rick Collins wrote:
> No, I am not suggesting #2.  You don't want to reroute the design
> after you add the jumpers.  Once you have a routed design, add the
> jumper pads to the layout so that wires can be added to the bottom
> of the board to complete the unrouted connections.  Then use back
> annotation to update the schematic and you are done!  DO NOT try to
> auto-route the layout again from the schematic.  As you say, this
> does not work well.
> 
> You have to accept the fact that if the auto-router does not
> complete the routing, you have to manually route the remainder of
> the board.  Once you do manual touch-up of any kind, that is no
> longer a part of the automatic process and will need to be redone if
> you want to change the design later.  In your case, if you want to
> auto-route the board again, you need to remove the jumpers from the
> schematic, make the changes to the schematic, rerun the auto-route,
> do your touch-up again, back-annotate the schematic and be happy.
> :^)
>

If you do a diff on the schematic between these steps, it will be
easy to script the undo-change-redo sequence if you expect to make
a lot of changes.


-- 
Andrew Poelstra
Email: asp11 at sfu.ca OR apoelstra at wpsoftware.net
Web:   http://www.wpsoftware.net/andrew/



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