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but the way described also allows completely different packages like dual foot print SO8 and DIP8 good for development and then production Dennis Saputelli Dan Beaudoin wrote: > > Another way to deal with through holes for surface mount components is just > to place the through holes as free primatives and make the surface mount > pads the actual component pads. > ----- Original Message ----- > From: "Dennis Saputelli" <[EMAIL PROTECTED]> > To: "Protel EDA Forum" <[EMAIL PROTECTED]> > Sent: Friday, October 05, 2001 1:46 PM > Subject: Re: [PEDA] Dual pad components > > > that's what i do too > > it works fine for me > > Dennis Saputelli > > > > [EMAIL PROTECTED] wrote: > > > > > > In a message dated 10/5/01 2:05:48 PM Eastern Daylight Time, > [EMAIL PROTECTED] > > > writes: > > > > > > > We have a connector pattern with two pads per pin. one for through > hole > > > > and one for surface mount which we created with a pad 1 for through > hole > > > > and pad 1 for surface mount repeating the pattern for 50 pins and > > > > connecting the pad together with a line. DRC is very unhappy with this > > > > approach. > > > > > > > > Is there a better way to do this? > > > > > > > > > > > > > > I do such shenanigans by placing two copies of the part on the schematic > > > right on top of one another. The fact of the doubled part is obvious by > the > > > appearance of junctions at every pin end when you connect a wire. Then > you > > > just use both footprints on the PCB, again right on top of one another. > DRC > > > is then none the wiser. Only problem you'll have with this approach is > > > connecting output pins to output pins, and you can always either ignore > those > > > or place no-erc directives on those schematic pins. > > > > > > Steve Hendrix > > > > -- > > > ___________________________________________________________________________ > > www.integratedcontrolsinc.com Integrated Controls, Inc. > > tel: 415-647-0480 2851 21st Street > > fax: 415-647-3003 San Francisco, CA 94110 -- ___________________________________________________________________________ www.integratedcontrolsinc.com Integrated Controls, Inc. tel: 415-647-0480 2851 21st Street fax: 415-647-3003 San Francisco, CA 94110 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * To post a message: mailto:[EMAIL PROTECTED] * * To leave this list visit: * http://www.techservinc.com/protelusers/leave.html * * Contact the list manager: * mailto:[EMAIL PROTECTED] * * Forum Guidelines Rules: * http://www.techservinc.com/protelusers/forumrules.html * * Browse or Search previous postings: * http://www.mail-archive.com/proteledaforum@techservinc.com * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *