X-Authentication-Warning: delorie.com: mail set sender to geda-user-bounces using -f X-Recipient: geda-user AT delorie DOT com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:message-id:date:from:user-agent:mime-version:to:subject :references:in-reply-to:content-type:content-transfer-encoding; bh=3Te4qRVaiaEBYbHMEhsDqXghWZuXargwvrCCRccAIN4=; b=pfmk3MK5XfkhsfqCi6E3KiP6YfAvxP0NCjHSrax7UNhvsW81vRhdRBRAfuXjgHVgZj 02emKBWZPSadqVQxob0cc83awJ+WNzFtEThOndQ5UJDz3Trfr4idDMPtmqq0FKJglJ1n a35dhmdgjZz+vX87jOaXqi3vlIMTzAZII/5nLdQlOO9wDt7iMO7RCviVAQljJ6sxgsVV FIZLVuD/qv41wb75qbtwcr/K3UK3ULm4W4CcTNmTVjgTIYegqsmqn1xWxA7Ta5AwCO9l gqTBLIoVLhe26RFj3csqCHcEXRTlW4s7o2LWYg7/fhFgv9nhuVwyUx45n6ZDbu68xl82 07GQ== X-Received: by 10.14.210.132 with SMTP id u4mr18341678eeo.19.1361004586494; Sat, 16 Feb 2013 00:49:46 -0800 (PST) Message-ID: <511F4826.2030407@gmail.com> Date: Sat, 16 Feb 2013 09:49:42 +0100 From: onetmt User-Agent: Mozilla/5.0 (X11; Linux i686; rv:10.0.11) Gecko/20121123 Icedove/10.0.11 MIME-Version: 1.0 To: geda-user AT delorie DOT com Subject: Re: [geda-user] Stencil opening in pcb footprint References: <511E44D5 DOT 8040505 AT gmail DOT com> In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Reply-To: geda-user AT delorie DOT com Il 15/02/2013 19:32, Russell Dill ha scritto: > On Fri, Feb 15, 2013 at 9:41 AM, Russell Dill wrote: >> On Fri, Feb 15, 2013 at 6:23 AM, onetmt wrote: >>> >>> A lot of "modern" ICs, mainly those featuring a thermal/power pad, >>> require stencil openings with different sizes from their respective to >>> pad sizes; until now I managed stencil openings by manually editing the >>> gerber layer generated by pcb, but this solution looks quite impractical >>> when facing some complex boards with several of this ICs on them. >>> >>> Is there a way to define the stencil in footprint file, just like we do >>> for mask opening? >> >> Yes, use the nopaste flag for the pad itself, and then overlay it with >> one or more smaller pads without the nopaste flag > > Example: > http://www.gedasymbols.org/user/russell_dill/footprints/S-PVQFN-N64.fp > ouch, I see :) ty for your suggestion -- Hofstadter's Law: "It always takes longer than you expect, even when you take into account Hofstadter's Law."