X-Authentication-Warning: delorie.com: mail set sender to geda-user-bounces using -f X-Recipient: geda-user AT delorie DOT com X-TCPREMOTEIP: 98.110.213.40 X-Authenticated-UID: jpd AT noqsi DOT com From: John Doty Content-Type: multipart/alternative; boundary="Apple-Mail=_46098D84-FB01-4B0F-8A6E-BD91568F78F2" Mime-Version: 1.0 (Mac OS X Mail 10.3 \(3273\)) Subject: Re: [geda-user] How to define for an exposed pad to connect to 3 pins/pads Date: Tue, 17 Jul 2018 19:43:32 -0400 References: <910e5ecd-24a2-fdb6-432a-0fa913cf3559 AT neurotica DOT com> <0dd0f101-93ae-1126-ab61-7d9d16886f78 AT ecosensory DOT com>

<20180711180601 DOT 764ace616542cb8e00831933 AT gmail DOT com> To: "Bert Timmerman (bert DOT timmerman AT xs4all DOT nl) [via geda-user AT delorie DOT com]" In-Reply-To: Message-Id: X-Mailer: Apple Mail (2.3273) 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 --Apple-Mail=_46098D84-FB01-4B0F-8A6E-BD91568F78F2 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 > On Jul 17, 2018, at 3:53 PM, Rob Butts (r DOT butts2 AT gmail DOT com) [via = geda-user AT delorie DOT com] wrote: >=20 > So now I have an 8 pin mosfet where the D is pins 5 - 8. The = component has an exposed pad that goes across the pins 5 - 8. How can I = do the symbol net=3D"netname":"pin" so that pins 5-8 and the exposed pad = (pin 9) are all connected? For this case, net=3D attributes are clumsy. One way is to draw a symbol = with as many pins as needed, and then move the pins that need to go to = the same net to the same place, with their connection ends at the same = point. This =E2=80=9Cshorts=E2=80=9D them together automatically. = Here=E2=80=99s a symbol for a MOSFET in an 18 pin package: John Doty Noqsi Aerospace, Ltd. http://www.noqsi.com/ jpd AT noqsi DOT com --Apple-Mail=_46098D84-FB01-4B0F-8A6E-BD91568F78F2 Content-Type: multipart/mixed; boundary="Apple-Mail=_8792F490-B879-43E6-B08E-7CBDED61682F" --Apple-Mail=_8792F490-B879-43E6-B08E-7CBDED61682F Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=utf-8

On Jul 17, 2018, at 3:53 PM, Rob Butts (r DOT butts2 AT gmail DOT com) = [via geda-user AT delorie DOT com] <geda-user AT delorie DOT com> wrote:

So now I have an 8 pin mosfet where the D is pins 5 - = 8. The component has an exposed pad that goes across the pins 5 - = 8. How can I do the symbol net=3D"netname":"pin" so that pins 5-8 = and the exposed pad (pin 9) are all connected?

For this = case, net=3D attributes are clumsy. One way is to draw a symbol with as = many pins as needed, and then move the pins that need to go to the same = net to the same place, with their connection ends at the same point. = This =E2=80=9Cshorts=E2=80=9D them together automatically. Here=E2=80=99s = a symbol for a MOSFET in an 18 pin package:

= --Apple-Mail=_8792F490-B879-43E6-B08E-7CBDED61682F Content-Disposition: attachment; filename=NMOS.sym Content-Type: application/octet-stream; x-unix-mode=0644; name="NMOS.sym" Content-Transfer-Encoding: 7bit v 20130925 2 T 600 500 5 10 0 0 0 0 1 device=NMOS_TRANSISTOR T 600 500 5 10 0 0 0 0 1 numslots=0 T 600 500 5 10 0 0 0 0 1 description=generic N channel MOS transistor (enhancement type) L 250 600 500 600 3 0 0 0 -1 -1 L 250 200 500 200 3 0 0 0 -1 -1 L 250 400 350 450 3 0 0 0 -1 -1 L 250 400 350 350 3 0 0 0 -1 -1 P 0 200 200 200 1 0 0 { T 0 300 5 10 0 1 0 0 1 pinnumber=4 T 0 300 9 10 0 1 0 0 1 pinlabel=G T 0 300 5 10 0 0 0 0 1 pinseq=4 T 0 300 5 10 0 0 0 0 1 pintype=pas } P 500 600 500 800 1 0 1 { T 300 700 5 10 0 1 0 0 1 pinnumber=15 T 300 700 9 10 0 1 0 0 1 pinlabel=D T 300 700 5 10 0 0 0 0 1 pinseq=15 T 300 700 5 10 0 0 0 0 1 pintype=pas } P 500 200 500 0 1 0 1 { T 300 0 5 10 0 1 0 0 1 pinnumber=6 T 300 0 9 10 0 1 0 0 1 pinlabel=S T 300 0 5 10 0 0 0 0 1 pinseq=6 T 300 0 5 10 0 0 0 0 1 pintype=pas } T 700 600 8 10 1 1 0 0 1 refdes=Q? L 250 675 250 525 3 0 0 0 -1 -1 L 250 475 250 325 3 0 0 0 -1 -1 L 250 275 250 125 3 0 0 0 -1 -1 L 200 600 200 200 3 0 0 0 -1 -1 L 250 400 400 400 3 0 0 0 -1 -1 L 400 400 400 200 3 0 0 0 -1 -1 T 200 1600 5 10 0 0 0 0 1 footprint=18LCC T 200 1400 5 10 0 0 0 0 1 spice-prototype=X? #1 #4 #6 model-name@ T 200 1200 5 10 0 0 0 0 1 model-name=irfru220n T 200 1000 5 10 0 0 0 0 1 value=IRFE220 P 500 200 500 0 1 0 1 { T 300 0 5 10 0 1 0 0 1 pinnumber=7 T 300 0 9 10 0 1 0 0 1 pinlabel=S T 300 0 5 10 0 0 0 0 1 pinseq=7 T 300 0 5 10 0 0 0 0 1 pintype=pas } P 500 200 500 0 1 0 1 { T 300 0 5 10 0 1 0 0 1 pinnumber=8 T 300 0 9 10 0 1 0 0 1 pinlabel=S T 300 0 5 10 0 0 0 0 1 pinseq=8 T 300 0 5 10 0 0 0 0 1 pintype=pas } P 500 200 500 0 1 0 1 { T 300 0 5 10 0 1 0 0 1 pinnumber=9 T 300 0 9 10 0 1 0 0 1 pinlabel=S T 300 0 5 10 0 0 0 0 1 pinseq=9 T 300 0 5 10 0 0 0 0 1 pintype=pas } P 500 200 500 0 1 0 1 { T 300 0 5 10 0 1 0 0 1 pinnumber=10 T 300 0 9 10 0 1 0 0 1 pinlabel=S T 300 0 5 10 0 0 0 0 1 pinseq=10 T 300 0 5 10 0 0 0 0 1 pintype=pas } P 500 200 500 0 1 0 1 { T 300 0 5 10 0 1 0 0 1 pinnumber=11 T 300 0 9 10 0 1 0 0 1 pinlabel=S T 300 0 5 10 0 0 0 0 1 pinseq=11 T 300 0 5 10 0 0 0 0 1 pintype=pas } P 500 200 500 0 1 0 1 { T 300 0 5 10 0 1 0 0 1 pinnumber=12 T 300 0 9 10 0 1 0 0 1 pinlabel=S T 300 0 5 10 0 0 0 0 1 pinseq=12 T 300 0 5 10 0 0 0 0 1 pintype=pas } P 500 200 500 0 1 0 1 { T 300 0 5 10 0 1 0 0 1 pinnumber=13 T 300 0 9 10 0 1 0 0 1 pinlabel=S T 300 0 5 10 0 0 0 0 1 pinseq=13 T 300 0 5 10 0 0 0 0 1 pintype=pas } P 500 600 500 800 1 0 1 { T 300 700 5 10 0 1 0 0 1 pinnumber=16 T 300 700 9 10 0 1 0 0 1 pinlabel=D T 300 700 5 10 0 0 0 0 1 pinseq=16 T 300 700 5 10 0 0 0 0 1 pintype=pas } P 500 600 500 800 1 0 1 { T 300 700 5 10 0 1 0 0 1 pinnumber=17 T 300 700 9 10 0 1 0 0 1 pinlabel=D T 300 700 5 10 0 0 0 0 1 pinseq=17 T 300 700 5 10 0 0 0 0 1 pintype=pas } P 500 600 500 800 1 0 1 { T 300 700 5 10 0 1 0 0 1 pinnumber=18 T 300 700 9 10 0 1 0 0 1 pinlabel=D T 300 700 5 10 0 0 0 0 1 pinseq=18 T 300 700 5 10 0 0 0 0 1 pintype=pas } P 500 600 500 800 1 0 1 { T 300 700 5 10 0 1 0 0 1 pinnumber=1 T 300 700 9 10 0 1 0 0 1 pinlabel=D T 300 700 5 10 0 0 0 0 1 pinseq=1 T 300 700 5 10 0 0 0 0 1 pintype=pas } P 500 600 500 800 1 0 1 { T 300 700 5 10 0 1 0 0 1 pinnumber=2 T 300 700 9 10 0 1 0 0 1 pinlabel=D T 300 700 5 10 0 0 0 0 1 pinseq=2 T 300 700 5 10 0 0 0 0 1 pintype=pas } P 0 200 200 200 1 0 0 { T 0 300 5 10 0 1 0 0 1 pinnumber=5 T 0 300 9 10 0 1 0 0 1 pinlabel=G T 0 300 5 10 0 0 0 0 1 pinseq=5 T 0 300 5 10 0 0 0 0 1 pintype=pas } T 200 2000 8 10 0 0 0 0 1 pins=18 T 200 1800 8 10 0 0 0 0 1 pins-used=16 --Apple-Mail=_8792F490-B879-43E6-B08E-7CBDED61682F Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii

John Doty Noqsi = Aerospace, Ltd.

http://www.noqsi.com/

jpd AT noqsi DOT com

= --Apple-Mail=_8792F490-B879-43E6-B08E-7CBDED61682F-- --Apple-Mail=_46098D84-FB01-4B0F-8A6E-BD91568F78F2--