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Date: Sun, 10 Apr 2016 14:28:31 +0200
From: "Nicklas Karlsson (nicklas DOT karlsson17 AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
To: geda-user AT delorie DOT com
Subject: Re: [geda-user] gschem attribute list, value list
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> > For symbol attributes there is a list of attributes to chose from
> > then selecting an attribute, although manual entering is also
> > possible. It would be good with list of attribute values also.
> > First
> > step would be possibility to store information in symbol. It is
> > useful for values for in particular: resistors, capacitors and
> > inductors but also for comparators, operational amplifiers and
> > others.
> 
> Ack.
> The symbols of my gschem libraries include an attribute "footprints"
> with a comma separated list of suggested footprints. Similarly, 
> they may contain an attribute "values" with a list of preferred 
> values. The GUI could present these list attributes as a drop-down 
> list for the user to choose from.

Didn't think about that possibility, Great!

> See
> http://www.gedasymbols.org/user/kaimartin_knaak/essential/essential.html
> section "List attributes"
> 
>  
> > Some attribute values depend on downstream tools like footprint and
> > maybe device so they be harder to get into gschem, ideally maybe
> > they should be generated by downstream tool?
> 
> Ideally, the allocation of footprints should be driven by, or at least
> aided by some sort of library. The advantage of a library over a generic
> data base type of approach would be the ability to share. It is much more
> straightforward to distribute items of a library than to clone parts of
> a relational data base.

To read information from symbol is simple, get information from a database or other tool and use them in symbol is more complicated.


Nicklas Karlsson