Re: gEDA-user: slotting and power pins

[Dave N6NZ <n6nz@xxxxxxxx>]

Stefan Salewski wrote:
> On Sun, 2009-06-28 at 09:18 -0700, Dave N6NZ wrote:
>> Yes.  IMHO, power pins clutter functional drawings.  I like to isolate 
>> functional I/O from infrastructure I/O using two different symbols so 
>> that they can be placed on different sheets.
> [...]
>> I believe this style leads to the most readable schematics, and scales 
>> up well to larger designs.
>>
> 
> Please note this is not always true.
> Power pins can be very important for functionality. I.E many different
> supply voltages or filtering of supply for analog parts or routing of
> supply.

You give a great example for making my case.  The more complex and/or 
important power is, the more important that it is on it's own symbol. 
If power management, filtering, etc, gets complex, it clearly deserves 
it's own sheet and should be logically separated from signal-path 
functionality.

-dave



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