Sunday 30 of March 2008 21:46:56 John Luciani napisaĆ(a): > On Sun, Mar 30, 2008 at 2:41 PM, Stefan Salewski <[EMAIL PROTECTED]> wrote: > > Hello, > > > > there exists symbols with net attributes which are not > > visible/accessible when symbol is inserted in a schematic, for example > > > > net=Vcc:14 > > > > Problem: I am using many different positive supply voltages, i.e. 5V and > > 3.3V. I want that this symbol has 3.3V supply, but I have no Vcc defined > > (or maybe Vcc is defined to be +5V). > > > > Can I simple add a new attribute to the symbol to overwrite the > > invisible/hidden "net=Vcc:14" for pin 14 with something like "net= > > +3.3V:14" ? > > > > I think that I have read that this overwriting of attributes shall work > > -- but I can't find it again. > > Why not just remove the hidden nets from the symbols? With mulitple > values of Vcc (or GND) the hidden nets create a lot of hidden problems. > > (* jcl *) > > P.S. I have a script that removes the hidden nets and generates > appropriate power symbols.
Replace net= attributes with something else, for example power= attributes in each sybol with hidden power pins (keeping the same syntax for simplicity). Then a special tool can be created to add an external net= attribute or add/create the suitable power symbol. Wojciech Kazubski _______________________________________________ geda-user mailing list geda-user@moria.seul.org http://www.seul.org/cgi-bin/mailman/listinfo/geda-user