delorie.com/archives/browse.cgi   search  
Mail Archives: geda-user/2014/03/17/10:03:17

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=mime-version:in-reply-to:references:date:message-id:subject:from:to
:content-type;
bh=TOVHczK+99Y59R2U1+YNoT49nnHcxmM+Yv/FzUBhJGQ=;
b=nKlHKup3hTY/SPHWy1DYJ/q2mBO+TtBnR1HzGhsqTeoAt2e+ul0GuQ5j5IUvfildtJ
dcAobYTAuf+9bR3Jq5+NkKFqqXbYU24IhypWcfBdjhozSNdl0vmqcs/Z5+nEl/Mem4u5
XHWhhN9EMez5UuY3kbHC8s1a6ENex70xMbdUvfqts+MU59J2YK6cjyd7C0MiF5tQU5+h
7kv61o29j6cPDPzGDif68PfG/bjN/VpPLZ7LW3apVWxsfhIZT4NCgNdsFATDLst7X/W+
wUjPmONRGtUZSkOHyzQ07pXnyx1fJ/YNSPtEWF4o8xJVmIbYsy9/c8fks11oZ2Uk5RZ8
PEHw==
MIME-Version: 1.0
X-Received: by 10.182.204.41 with SMTP id kv9mr687615obc.78.1395064953813;
Mon, 17 Mar 2014 07:02:33 -0700 (PDT)
In-Reply-To: <90989E71-79DC-4CAE-8A33-EBCC26DDBFB4@noqsi.com>
References: <CAG4ve9+xPw3FvQQtVG5RUqOSZ_ZzYyUkbuFe9nFOZSS-GVxrHA AT mail DOT gmail DOT com>
<90989E71-79DC-4CAE-8A33-EBCC26DDBFB4 AT noqsi DOT com>
Date: Mon, 17 Mar 2014 18:02:33 +0400
Message-ID: <CAG4ve9K7Q29MvGkK-fvN79Fvd9SmzGdXpycBYCfDAwu59eJhZQ@mail.gmail.com>
Subject: Re: [geda-user] single row .subckt
From: =?KOI8-R?B?4czFy9PFyiDowdLYy8/X08vJyg==?= <svetonomer AT gmail DOT com>
To: geda-user AT delorie DOT com
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

--e89a8ff1c01c030fd504f4cddf2f
Content-Type: text/plain; charset=KOI8-R
Content-Transfer-Encoding: quoted-printable

Thank you John.

 This is works even with ? characters :)))


2014-03-17 6:20 GMT+04:00 John Doty <jpd AT noqsi DOT com>:

>
> On Mar 16, 2014, at 3:21 PM, =E1=CC=C5=CB=D3=C5=CA =E8=C1=D2=D8=CB=CF=D7=
=D3=CB=C9=CA wrote:
>
> Hello all.
> I want to place to symbol single row model .subckt.
>
> Example of spice:
>
> .SUBCKT opamp 1 2 3 4 5
> B1 5 0 V =3D V(3)<1e5*(V(1)-V(2)) ? V(3) : V(4)>1e5*(V(1)-V(2)) ? V(4) :
> 1e5*(V(1)-V(2))
> .ends
>
> But I do not finded this in wiki.
> How I understand single row may be only .model
> refdes=3DU?
> model =3D ....
> model-name =3D name
>
> SUBCKT section adds by file mechanism:
> refdes=3DX?
> model-name =3D name
> file=3D/file
>
> Why?
>
>
> Because the way that the spice and spice-sdb back ends are implemented,
> things like this must be implemented as special cases in the code. There
> are an unlimited number of such cases, but only a few are actually
> implemented. If you want another, you have to modify the Scheme code.
> That's a major motivation for https://github.com/noqsi/gnet-spice-noqsi.
>
> In the spice-noqsi back end, you define how a symbol is to be represented
> in the SPICE netlist with a spice-prototype attribute. In this case
> (assuming your symbol has pinseq attributes in the correct order for the
> other back ends), you could use two multi-line attributes:
>
> spice-prototype=3DX? %pinseq opamp
> model@
>
> model=3D.SUBCKT opamp 1 2 3 4 5
>
> B1 5 0 V =3D V(3)<1e5*(V(1)-V(2)) ? V(3) : V(4)>1e5*(V(1)-V(2)) ? V(4) :
> 1e5*(V(1)-V(2))
> .ends
>
> You can't put the model directly in the spice-prototype because it
> contains the "magic" character "?". I may consider a less crude quoting
> mechanism in the future.
>
> You can also use pin number to specify connections in any order if pinseq
> isn't right: this gives you a way around the overloading of pinseq (also
> used for slotting). spice-noqsi can also imitate the way gnetlist nativel=
y
> handles hierarchy when flattening a netlist, allowing you to create
> hierarchical SPICE netlists representing circuits drawn for flat printed
> circuit designs.
>
> John Doty              Noqsi Aerospace, Ltd.
>
> http://www.noqsi.com/
>
> jpd AT noqsi DOT com
>
>
>

--e89a8ff1c01c030fd504f4cddf2f
Content-Type: text/html; charset=KOI8-R
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr">Thank you John.<br><div id=3D"gt-text-top"><div id=3D"gt-s=
rc-c" class=3D""><div id=3D"gt-src-p"><div class=3D"" id=3D"gt-src-wrap"><d=
iv style=3D"width:100%"><br></div></div> </div> </div>This is works even wi=
th ? characters :)))<br>
</div></div><div class=3D"gmail_extra"><br><br><div class=3D"gmail_quote">2=
014-03-17 6:20 GMT+04:00 John Doty <span dir=3D"ltr">&lt;<a href=3D"mailto:=
jpd AT noqsi DOT com" target=3D"_blank">jpd AT noqsi DOT com</a>&gt;</span>:<br><blockquo=
te class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc so=
lid;padding-left:1ex">
<div style=3D"word-wrap:break-word"><div><div class=3D"h5"><br><div><div>On=
 Mar 16, 2014, at 3:21 PM, =E1=CC=C5=CB=D3=C5=CA =E8=C1=D2=D8=CB=CF=D7=D3=
=CB=C9=CA wrote:</div><br><blockquote type=3D"cite"><div dir=3D"ltr"><div><=
div>Hello all.<br></div>I want to place to symbol single row model .subckt.=
<br>
</div><br>Example of spice:<br><div><br>.SUBCKT opamp 1 2 3 4 5<br>B1 5 0 V=
 =3D V(3)&lt;1e5*(V(1)-V(2)) ? V(3) : V(4)&gt;1e5*(V(1)-V(2)) ? V(4) : 1e5*=
(V(1)-V(2))<br>
.ends<br><br>But I do not finded this in wiki.<br></div><div>How I understa=
nd single row may be only .model<br></div><div>refdes=3DU?<br>model =3D ...=
.<br></div><div>model-name =3D name<br><br></div><div>SUBCKT section adds b=
y file mechanism:<br>

<div>refdes=3DX?<br></div><div>model-name =3D name<br></div><div>file=3D/fi=
le<br></div><br></div><div>Why?<br></div><div><br></div></div>
</blockquote></div><div><br></div></div></div>Because the way that the spic=
e and spice-sdb back ends are implemented, things like this must be impleme=
nted as special cases in the code. There are an unlimited number of such ca=
ses, but only a few are actually implemented. If you want another, you have=
 to modify the Scheme code. That&#39;s a major motivation for=9A<a href=3D"=
https://github.com/noqsi/gnet-spice-noqsi" target=3D"_blank">https://github=
.com/noqsi/gnet-spice-noqsi</a>.<div>
<br></div><div>In the spice-noqsi back end, you define how a symbol is to b=
e represented in the SPICE netlist with a spice-prototype attribute. In thi=
s case (assuming your symbol has pinseq attributes in the correct order for=
 the other back ends), you could use two multi-line attributes:</div>
<div><br></div><div>spice-prototype=3DX? %pinseq opamp</div><div>model@</di=
v><div><br></div><div>model=3D.SUBCKT opamp 1 2 3 4 5<div class=3D""><br>B1=
 5 0 V =3D V(3)&lt;1e5*(V(1)-V(2)) ? V(3) : V(4)&gt;1e5*(V(1)-V(2)) ? V(4) =
: 1e5*(V(1)-V(2))<br>
.ends</div></div><div><br></div><div>You can&#39;t put the model directly i=
n the spice-prototype because it contains the &quot;magic&quot; character &=
quot;?&quot;. I may consider a less crude quoting mechanism in the future.<=
/div>
<div><br></div><div>You can also use pin number to specify connections in a=
ny order if pinseq isn&#39;t right: this gives you a way around the overloa=
ding of pinseq (also used for slotting). spice-noqsi can also imitate the w=
ay gnetlist natively handles hierarchy when flattening a netlist, allowing =
you to create hierarchical SPICE netlists representing circuits drawn for f=
lat printed circuit designs.</div>
<div><br></div><div><div><div>
<p style=3D"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0=
px;font-size:12px"><font style=3D"font:12.0px Helvetica" face=3D"Helvetica"=
 size=3D"3">John Doty<span>=9A =9A =9A =9A =9A<span>=9A</span><span>=9A =9A=
<span>=9A</span></span></span>Noqsi Aerospace, Ltd.</font></p>
<p style=3D"margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0=
px;font-size:12px"><a href=3D"http://www.noqsi.com/" target=3D"_blank">http=
://www.noqsi.com/</a></p><p style=3D"margin-top:0px;margin-right:0px;margin=
-bottom:0px;margin-left:0px;font-size:12px">
<font style=3D"font:12.0px Helvetica" face=3D"Helvetica" size=3D"3"><a href=
=3D"mailto:jpd AT noqsi DOT com" target=3D"_blank">jpd AT noqsi DOT com</a></font></p><sp=
an style=3D"font-size:12px"><br></span>
</div>
<br></div></div></div></blockquote></div><br></div>

--e89a8ff1c01c030fd504f4cddf2f--

- Raw text -


  webmaster     delorie software   privacy  
  Copyright © 2019   by DJ Delorie     Updated Jul 2019