Mail Archives: geda-help/2014/04/05/00:43:56
On 14-04-04 11:24 PM, gedah AT igor2 DOT repo DOT hu wrote:
>>> Importing PCB netlist nada-LME49811.net
>>> Warning! Net "unnamed_net1" is shorted to U1 pin 12
>>> Warning! Net "unnamed_net1" is shorted to net "unnamed_net4"
>>> Warning! Net "unnamed_net1" is shorted to net "unnamed_net3"
>>> Warning! Net "unnamed_net3" is shorted to U1 pin 12
>>> Warning! Net "unnamed_net3" is shorted to net "unnamed_net4"
>>> Warning! Net "unnamed_net3" is shorted to net "unnamed_net1"
>>> Warning! Net "unnamed_net4" is shorted to U1 pin 12
>>> Warning! Net "unnamed_net4" is shorted to net "unnamed_net3"
>>> Warning! Net "unnamed_net4" is shorted to net "unnamed_net1"
>
> This means PCB does know about your netlist, but you have a lot of
> short circuits. This is common when you first open the board after a
> gsch2pcb step: all components are placed at the same position, many
> pins sorted.
>
> Try to move them around until there are no touching pins or use
> "disperse all elements" (in the "select" menu). When done, press 'o'
> (optimize rats).
>
> If that's not the problem, we may need to see your footprints as well
> (there may be some overlapping pins in there).
Hi Tibor,
Thanks for your message. I had done the disperse all elements and
optimize rats, but the rats don't show up (actually, some times just
*one or two* connections in the resistors show up --- but nothing to
the LME49811)
I also noticed that I was putting R-SMT-0805.fp for the footprint
attribute, instead of R-SMT-0805 (without extension), so I thought
that might be the problem. But I tried without the extension, and
also tried putting R025 (a built-in footprint --- the one theyt use in
the tutorial on youtube), and I get the same errors and same
outcome.
At any rate, I placed the footprint files at:
http://www.mochima.com/tmp/LME49811.fp and
http://www.mochima.com/tmp/R-SMT-0805.fp
Quoting from my previous message --- the above files go with:
Symbol file for the LME: http://www.mochima.com/tmp/LME49811.sym
Schematic using this LME and just two resistors and a couple of
connections: http://www.mochima.com/tmp/nada-LME49811.sch
Thanks,
Carlos
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