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Message #19858
Re: Stackup heights and length tuning PoC
In response to a message written on 20.08.2015, 16:29, from Jeppe Johansen:
Hi,
I've been working on adding support for entering stackup information and
using that info when length tuning traces.
Some screenshots: http://j-software.dk/kicad/thickness.png
http://j-software.dk/kicad/length.png
Patch here(warning, back up any .kicad_pcb files before you save. The format
is changed to include layer heights):
http://j-software.dk/kicad/kicad_stackup.patch
Getting it into the meander placer required a bit of hacking to process vias
and find all segments connecting to it. That part is a bit ugly, but it
works. Also the length calculation is duplicated for each tool variant.
Unifying those in a single place would be great. For now my patch only
modifies the single trace length tuner.
Using net-classes will be also helpful in present state…
It will be nice to think about pad stack-up - different shapes on different
layers, with definition of the scopes.
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Best Regards,
LordBlick
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