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Date: | Mon, 13 Jul 2015 07:49:33 -0700 |
Message-ID: | <CAOP4iL0dWqVnAXRSfYKRW4BknJ5WK5oFceSg7TWcb3m57oUesA@mail.gmail.com> |
Subject: | Re: [geda-user] PCB interface (ECAD vs. MCAD) |
From: | "Ouabache Designworks (z3qmtr45 AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com> |
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--047d7b3a9ba26bbb80051ac2d44c Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On Mon, Jul 13, 2015 at 2:01 AM, Chris Smith (space DOT dandy AT icloud DOT com) [via geda-user AT delorie DOT com] <geda-user AT delorie DOT com> wrote: > > > > That=E2=80=99s my point. If you ignore the modern 3D MCAD stuff and look= at a > simple 2D draughting package, like QCad, then PCB layout is just that plu= s > electrical semantics =E2=80=94 relationships between objects and layers. > > And schematic capture is a single layer PCB with minimal widths and thickness where lines crossing at right angles do not connect. So we start with a common graphics drawing program and add a schematic module or a PCB module or a autoroute module or a 3-D module all on a common base. I'm surprised that no one has applied autorouting to schematic capture, That would really be usefull. John Eaton draughting?? Is that British for drafting? --047d7b3a9ba26bbb80051ac2d44c Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr"><br><div class=3D"gmail_extra"><br><div class=3D"gmail_quo= te">On Mon, Jul 13, 2015 at 2:01 AM, Chris Smith (<a href=3D"mailto:space.d= andy AT icloud DOT com">space DOT dandy AT icloud DOT com</a>) [via <a href=3D"mailto:geda-us= er AT delorie DOT com">geda-user AT delorie DOT com</a>] <span dir=3D"ltr"><<a href=3D= "mailto:geda-user AT delorie DOT com" target=3D"_blank">geda-user AT delorie DOT com</a>&= gt;</span> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0px = 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><spa= n class=3D""><br> </span><span class=3D""><br> <br> </span>That=E2=80=99s my point.=C2=A0 If you ignore the modern 3D MCAD stuf= f and look at a simple 2D draughting package, like QCad, then PCB layout is= just that plus electrical semantics =E2=80=94 relationships between object= s and layers.<br> <div class=3D""><div class=3D"h5"><br></div></div></blockquote><div><br></d= iv><div>And schematic capture is a single layer PCB with minimal widths and= thickness where=C2=A0 lines crossing at right angles do not connect. So we= start with a common graphics drawing program and add a schematic module or= a PCB module or a autoroute module=C2=A0 or a 3-D module all on a common b= ase. I'm surprised that no one has applied autorouting to schematic cap= ture, That would really be usefull.<br><br><br></div><div>John Eaton<br><br= >=C2=A0draughting?? Is that British for drafting?<br><br></div></div></div>= </div> --047d7b3a9ba26bbb80051ac2d44c--
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