[PCB_FORUM] Re: gnd plane and drc errors
- From: <sjcharles@xxxxxxx>
- To: icu-pcb-forum@xxxxxxxxxxxxx, <icu-pcb-forum@xxxxxxxxxxxxx>
- Date: Fri, 11 Jun 2004 10:32:51 -0400
same thing it just putts them in one over size but i still get the same type of
message, error .01 too big. I just thought it was a little annoying..
thanks to all
>
> From: "Gerry Meier" <gerry.meier@xxxxxxxxxxxxxx>
> Date: 2004/06/10 Thu PM 09:43:20 EDT
> To: <icu-pcb-forum@xxxxxxxxxxxxx>
> Subject: [PCB_FORUM] Re: gnd plane and drc errors
>
> I have experienced the same thing - try adding a oversize value to the
> clearance and it will take care of the problem. I think it's a rounding
> error.
>
> Set the clearance oversize to 1 mil or larger
>
> Gerry Meier
> Sr. PCB Designer
> Freedom CAD Services, Inc.
> Voice: (603) 864-1300 x1350
> Alt. Voice: (386) 753-0048
> Email: gerry.meier@xxxxxxxxxxxxxx
> visit our website at<http://www.freedomcad.com
>
>
>
> -----Original Message-----
> From: sjcharles@xxxxxxx [mailto:sjcharles@xxxxxxx]
> Sent: Thursday, June 10, 2004 9:27 PM
> To: icu-pcb-forum@xxxxxxxxxxxxx
> Subject: [PCB_FORUM] gnd plane and drc errors
>
>
> To all gurus:
> I have multiple gnds (pwr,signal,earth and shield) and i need to edit all
> layer, so i'll change all planes to dynamic shape and let program clear all
> via that don't need to be tied. But i always get drc errors, rule says 8
> mils but the opening is 7.99 mils. What gives? after i'm finish i change
> shape type back to static and tie all the four types of gnds back together
> around board edge. Why do i always get the 7.99 mils?
> thanks in advance
> Sam
>
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