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Date: | Sun, 18 Jan 2015 01:40:43 -0500 |
Message-ID: | <CAM2RGhRapmzSh+g_ELuXnaQk-EwbmFwZQriV_Z_WEOE36Vm8Vw@mail.gmail.com> |
Subject: | Re: [geda-user] HIDDEN PINS IN A SYMBOL |
From: | Evan Foss <evanfoss AT gmail DOT com> |
To: | geda-user AT delorie DOT com |
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I know it looks ugly but I always show all the pins. I feel it better reflects what the situation is more honestly. On Sat, Jan 17, 2015 at 5:26 PM, <karl AT aspodata DOT se> wrote: > Sergey Alyoshin: >> On Sun, Jan 18, 2015 at 12:44 AM, Jason White >> <whitewaterssoftwareinfo AT gmail DOT com> wrote: >> > On Sat, Jan 17, 2015 at 4:33 PM, <karl AT aspodata DOT se> wrote: > ... >> >>> How can I make the pin statements in the symbol that would allow 2 anode >> >>> pins and 4 cathode pins? >> >> Nothing stops you from overlap the pins, like the attached fp. >> > Cool! I had never though of that. >> Overlapped pins already connected with zero length net, so this should >> not be done for N.C. pins. It would be convenient, if pinnumber can >> have a list value, e.g. "2,7,8". > > If the pins are overlapping in the sym, the semantics must (?) be that > they have a cu path internally, or ? > > If you have something that looks like one pin, shouldn't that iimply > that regardless of which "sub-pin" you use, you get the same connection. > > If you have pinnumber=2,7,8 and connects a NC sym directly to that, do > you want the NC sym be implicitly triplicated ? > What if you move the NC sym a little so there is a little short net, > and then what if the net is connected to something else ? > > I think only meaningful semantic is if it looks like "one" pin, it > should behave as if all "sub-pins" share the same cu-path internally. > > /// > > Now for the case of ic's with lot of NC pins, maybe just not drawing > thoose pins in the sym is the solution. What do you think ? > > Regards, > /Karl Hammar > > ----------------------------------------------------------------------- > Aspö Data > Lilla Aspö 148 > S-742 94 Östhammar > Sweden > +46 173 140 57 > > -- Home http://evanfoss.googlepages.com/ Work http://forge.abcd.harvard.edu/gf/project/epl_engineering/wiki/
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