X-Authentication-Warning: delorie.com: mail set sender to geda-user-bounces using -f X-Recipient: geda-user AT delorie DOT com X-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; bh=A5bTLEjQPCha7oG+3PIbkeRAwZw3vOELrqLLrUPP2LA=; b=MNy5L6TgMUbl6Coppw23YDeKRgrcvSyQYvfsJym7Ir61MU3iBQmQfMyKmz0nLkvGhf H4O5gaRJUNKBMwQDAwWHoamLLwXu2rCoRVsRz0gsS/1+RxKSi01kr/Gvt3ysG67ATRKL SezKxTNS/Cl8zo4NwrEhRp0wJD0H64Y0Ysh8bVjUkNFoaQJat4Qq6ZazCSL68lqELagA DEYqDvH6JY4qfth3BhwYgbqxd2fM1DDJHnf8nk4bLrJII+296nhXzahIajaOire2NVkj aHwnA1UY0+bq87yDfKa31zLCkodsCApJhzaO+m+mRc3QxhdnVF19t70Y1ZvLsvJFokWD 5Rrg== MIME-Version: 1.0 X-Received: by 10.50.114.40 with SMTP id jd8mr12917018igb.47.1436798973359; Mon, 13 Jul 2015 07:49:33 -0700 (PDT) In-Reply-To: <79456AAA-24A9-4300-900D-005ABBCFCBDA@icloud.com> References: <76520AC3-3E8D-4F80-A912-AB076DD8D0C6 AT icloud DOT com> <1670171546 DOT 913210 DOT 1436776811789 DOT JavaMail DOT yahoo AT mail DOT yahoo DOT com> <79456AAA-24A9-4300-900D-005ABBCFCBDA AT icloud DOT com> Date: Mon, 13 Jul 2015 07:49:33 -0700 Message-ID: Subject: Re: [geda-user] PCB interface (ECAD vs. MCAD) From: "Ouabache Designworks (z3qmtr45 AT gmail DOT com) [via geda-user AT delorie DOT com]" To: geda-user AT delorie DOT com Content-Type: multipart/alternative; boundary=047d7b3a9ba26bbb80051ac2d44c Reply-To: geda-user AT delorie DOT com Errors-To: nobody AT delorie DOT com X-Mailing-List: geda-user AT delorie DOT com X-Unsubscribes-To: listserv AT delorie DOT com Precedence: bulk --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] 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

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&= gt; wrote:

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.

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.

John Eaton
=C2=A0draughting?? Is that British for drafting?

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