Re: gEDA-user: uEDA .. was .. Re: Heavy Symbols and such

[John Doty <jpd@xxxxxxxxxxxxx>]

On Dec 8, 2007, at 4:25 PM, Peter TB Brett wrote:

> On Friday 07 December 2007 23:52:05 John Doty wrote:
>
>> Right now, we, by default, reference light symbols in a common
>> library, and then attach attributes to them. That's wrong, too: if
>> I'm going to use a bunch of, say, OP220's in a design, I want all of
>> them to have the same package and temperature spec. So, right now, I
>> want to reference an editable heavy symbol here. I want neither the
>> library symbol nor a bunch of separate embedded instances (hear that
>> Peter? At best, your scheme gives me a separate instance per page. No
>> good in a multipage schematic). But maybe the heavy symbol approach
>> isn't right either.
>
> Well, it's an improvement on the status quo at least.  I was going  
> to suggest
> multiple pages per schematic file, but I thought I might get  
> trampled by
> enraged users.

I tried that for my first big gEDA project. Very clumsy in other  
ways. Like printing documentation.

>
>> Right now, the mechanics of browsing the libraries for a graphic,
>> copying that to your project library, rescanning symbols to make it
>> visible (arrrggh!), and then finally picking and placing it and going
>> down into it to fix it up are clumsy. But if you don't do that, you
>> may be in trouble down the road when you need to change a footprint
>> or something. Or when somebody "fixes" a common library symbol in the
>> next release.
>
> Oooh, look, another argument for embedded symbols which work. :P

I don't think so. The parts belong to the project first, schematic  
second.

>
>                                 Peter
>
>
>
> -- 
> Peter Brett
>
> Electronic Systems Engineer
> Integral Informatics Ltd
>
>
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John Doty              Noqsi Aerospace, Ltd.
http://www.noqsi.com/
jpd@xxxxxxxxx




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