X-Authentication-Warning: delorie.com: mail set sender to geda-user-bounces using -f X-Recipient: geda-user AT delorie DOT com X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:content-type; bh=C4Y3EwRjxYK8502lZ0UiRoaUir3aURG3vqBzpD8RKao=; b=hgvyUShUpvJ7PZFjTiITNRQwIp/MWH/6q5KXRFDB6istgYZojcGXU6NRDnr6itF+nF zknPQruDz2yeda2MIH5+WWlFjnBHEbSnFkVlfSg44Atz/GYb3Tmg78/NrxoKix+AXeL1 DdrWI2+jd5+zpGqyA/r8mHy7vaz7Yd0m/442uuHaLflVr4HGEsqIbUMnlf/TbLltpKeP 0yE4jaf/0yLALFkKX3rXdFTEvKFnf0NxLFImrEyas+P+HqbA29HQiAdf0SKhchsXjjis 0lQUT2SzxcmPBOfMC/KEA0yXqAY5ajI9gmFbrSI447joRy1xxtXCPCPa9Blw25v+QB+q Fonw== X-Gm-Message-State: ALoCoQmp3msYZTi146XuMRzFkqpI6g5/FO93oalJ8g9jjqwsgGXUC2eMIWjCPmW6y7SSUtJq8BzW MIME-Version: 1.0 X-Received: by 10.180.20.163 with SMTP id o3mr23758034wie.1.1381236759838; Tue, 08 Oct 2013 05:52:39 -0700 (PDT) In-Reply-To: References: Date: Tue, 8 Oct 2013 07:52:39 -0500 Message-ID: Subject: Re: [geda-user] polygons, arcs and footprints From: Russell Dill To: geda-user AT delorie DOT com Content-Type: multipart/mixed; boundary=bcaec53f30ed6c2d0204e83a3e32 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 --bcaec53f30ed6c2d0204e83a3e32 Content-Type: text/plain; charset=UTF-8 On Fri, Oct 4, 2013 at 4:56 PM, Evan Foss wrote: > Hi folks, > > I am trying to make a footprint for an LTC3441. The bottom pad is a > polygon. I know they are not possible in PCB footprints but does > anyone have a good way to emulation one? > > Also I am trying to use a MEMS microphone that uses a ring to seal it > to the PCB. Again I know that does not exist but is there a way around > it? > > -Evan Using my pscad tool: module mlp name DE12 pad_w 0.25 pad_l 0.70 pitch 0.50 n 12 height 2.90 thermal_x 3.30 thermal_y 1.70 indent 0.35 body_x 4.00 body_y 3.00 paste_fraction 0.60 paste_max 1.5 As far as a ring, I'd just make 20 or so pads in a circle depending on how circular you want it. --bcaec53f30ed6c2d0204e83a3e32 Content-Type: application/octet-stream; name="DE12.fp" Content-Disposition: attachment; filename="DE12.fp" Content-Transfer-Encoding: base64 X-Attachment-Id: f_hmj4fs5k0 RWxlbWVudCBbMHgwMCAiREUxMiIgIiIgIiIgMC4wMDAwMDBtbSAwLjAwMDAwMG1tIDAuMDAwMDAw bW0gMC4wMDAwMDBtbSAwIDEwMCAweDAwXQooCglQYWQgWyAtMS4xNzUwMDBtbSAxLjc1MDAwMG1t IC0xLjMyNTAwMG1tIDEuNzUwMDAwbW0gMC4xMDAwMDBtbSAwLjMwMDAwMG1tIDAuMjI3MDAwbW0g IjEiICIxIiAiIiBdCglQYWQgWyAtMS4yNTAwMDBtbSAxLjIyNTAwMG1tIC0xLjI1MDAwMG1tIDEu MjI1MDAwbW0gMC4yNTAwMDBtbSAwLjMwMDAwMG1tIDAuMzc3MDAwbW0gIjEiICIxIiAiIiBdCglQ 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