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From: "Chad Parker (parker DOT charles AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
Date: Tue, 6 Oct 2020 14:56:21 -0400
Message-ID: <CAJZxidBGVP1_SKrRmq=7bzd2c_OAMYOZYNotBoLPxUcLmqXWOg@mail.gmail.com>
Subject: Re: [geda-user] PCB connect pad to plane
To: geda-user AT delorie DOT com
Reply-To: geda-user AT delorie DOT com

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There are design rules for other non-copper objects that ought to be
observed. For example, distance between an object and the edge of the
board, or a hole. There's also thickness of silk screen lines, or silk
lines drawn over exposed copper.

On Tue, Oct 6, 2020 at 2:22 PM Nicklas Karlsson (
nicklas DOT karlsson17 AT gmail DOT com) [via geda-user AT delorie DOT com] <
geda-user AT delorie DOT com> wrote:

> > ... I don't agree. Ideally the DRC would also be "net-aware" (aka
> > "connection-aware") so that it could have net-specific design rules, as
> > well as verifying that you haven't shorted any nets together.
>
> Yes it must be net-aware but it should only care about all copper objects.
>
> > It would be
> > nice to be able to set different clearances for high-voltage nets, or
> > different minimum trace widths for power nets, for example.
>
> Without doubt and DRC is more important than online guidance.
>
> > In terms of priorities, when I reworked the DRC I wanted to make sure
> that
> > it did what it already advertised accurately (which I believe it now
> does).
>
> That's good.
>

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<div dir=3D"ltr"><div>There are design rules for other non-copper objects t=
hat ought to be observed. For example, distance between an object and the e=
dge of the board, or a hole. There&#39;s also thickness of silk screen line=
s, or silk lines drawn over exposed copper.</div></div><br><div class=3D"gm=
ail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Tue, Oct 6, 2020 at 2:2=
2 PM Nicklas Karlsson (<a href=3D"mailto:nicklas DOT karlsson17 AT gmail DOT com" targ=
et=3D"_blank">nicklas DOT karlsson17 AT gmail DOT com</a>) [via <a href=3D"mailto:geda=
-user AT delorie DOT com" target=3D"_blank">geda-user AT delorie DOT com</a>] &lt;<a href=
=3D"mailto:geda-user AT delorie DOT com" target=3D"_blank">geda-user AT delorie DOT com</=
a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0p=
x 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">&g=
t; ... I don&#39;t agree. Ideally the DRC would also be &quot;net-aware&quo=
t; (aka<br>
&gt; &quot;connection-aware&quot;) so that it could have net-specific desig=
n rules, as<br>
&gt; well as verifying that you haven&#39;t shorted any nets together.<br>
<br>
Yes it must be net-aware but it should only care about all copper objects.<=
br>
<br>
&gt; It would be<br>
&gt; nice to be able to set different clearances for high-voltage nets, or<=
br>
&gt; different minimum trace widths for power nets, for example.<br>
<br>
Without doubt and DRC is more important than online guidance.<br>
<br>
&gt; In terms of priorities, when I reworked the DRC I wanted to make sure =
that<br>
&gt; it did what it already advertised accurately (which I believe it now d=
oes).<br>
<br>
That&#39;s good.<br>
</blockquote></div>

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