Le mercredi 14 avril 2010 21:45:24, John Doty a écrit : >> Do such guidelines exist ? > >No, and they wouldn't work. The layout person is going to want numbers > matching their own tool and footprint library. There are no standards here. > The technician working on the board is going to want to see pin numbers > matching the manufacturer's data sheet, and manufacturers have no common > numbering scheme. gEDA can't unilaterally fix these problems. Got it, and that answers my question pretty well. > For a more complex project, I generally want some project-specific default > attributes like "footprint=0603" and "spec=1/16W,5%". The customer, layout > contractor, and application have an influence here. Now I understand why you make "per-project" libraries. Please bear with me, I'm just a hobbyist. I've never had to work with a contractor or manufacturer. -- Amand Tihon 13C Rue Arsène Matton, 1325 Dion-Valmont, Belgium +32 479 207 743
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