Re: gEDA-dev: [PATCH] GAF: Solve the "transistor problem"

[John Doty <jpd@xxxxxxxxxxxxx>]

On Aug 7, 2007, at 10:54 AM, Bernd Jendrissek wrote:

>
> I didn't know about these other uses of pinseq.

Now you know why I get nervous about changes like yours. If you only  
use PCB as the back end, you have no idea how wonderfully flexible  
gEDA really is.

> You *can* just keep
> the normal numerical pinseq attributes, but I'd far rather have
> human-readable names for pin functions providing the mapping from
> abstract pin to pinnumber.  It will be good for the UI of a SLOT
> editor.
>
>>> symbols to the gate slots of a 74LS00.  You can force the dialog to
>>> let you
>>> choose slots with conflicting attributes, by disabling the
>>> "Compatible"
>>> button.  The "Hijack" button (off by default) lets you select slots
>>> which are
>>> already occupied by other abstract symbols.
>>
>> Sounds complicated.
>
> Bah ;)  Select, eS, cursor up/down, Enter, and your symbol is
> re-slotted.  How complicated is that?

Pushing the buttons is easy. Understanding the implications of your  
selection sounds difficult. But maybe I just don't get it yet.

>
> Thanks for your feedback; I'll change to using, hmm, pinfunction= as
> the human-readable attribute that will provide the mapping to
> pinnumber.

That sounds safer.

John Doty              Noqsi Aerospace, Ltd.
http://www.noqsi.com/
jpd@xxxxxxxxx




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