Thanks Andrew and Brad - it was indeed an AutoCAD issue (well,
really an issue with bad driving :-)

Cheers,

John Haddy

> -----Original Message-----
> From: Andrew Jenkins [mailto:[EMAIL PROTECTED]]
> Sent: Wednesday, 10 April 2002 8:08 AM
> To: Protel EDA Forum
> Subject: Re: [PEDA] Problem with DXF export
> 
> 
> On 06:26 PM 4/9/2002 +1000, John Haddy wrote:
> >I'm trying to export a PCB as either DXF or DWG but the
> >pads are being drawn as octagons rather than circles.
> 
> As Brad Velander intimated, the problem may be a result of the 
> VIEWRES value being too small. Type VIEWRES at the command prompt 
> (within Autocad), answer (Y)es to fast zooms, and apply a value 
> of 2000 or more for the "circle zoom" value, ie, the number of 
> discrete lines used to approximate curves on the screen. I 
> generally max the value out to 20K, but the larger the value, the 
> slower regen works. (I haven't noticed any significant slowdowns, 
> actually, none at all, but I guess it could be a problem if one 
> were designing a small skyscraper, a bridge, or a serious chunk 
> of machinery...Unlikely for something as simple as a PCB.)
> 
> regards,
> 
> aj
> 

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