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Re: gEDA-user: How's my footprint?



Hi Steve,

Please do post to my private e-mail as to save bandwith on the list.

TIA, and kind regards,

Bert Timmerman.

On Sat, 2007-06-02 at 06:14 -0700, Steve Meier wrote:
> Bert,
> 
> A high end (Diamond Quality) fab and assembly shop uses the "ascii" file
> to program their flying probe tester. There is an existing standard
> which I have an example off at the office which is based upon the pads
> file format. If you are interested I can probably get you an example
> early next week.
> 
> Steve Meier
> 
> L.J.H. Timmerman wrote:
> > Hi Steve and all,
> >
> > So if I understand this correctly, you are asking for someone to write
> > an exporter for pcb which outputs a file with XY-values of pads(pins)
> > with an ID-reference to be able to check for copper conductivity etc.
> > and maybe even frequency related impedance/capacitance (nelma ?).
> >
> > Something like (a csv file):
> > <example>
> > #Id  X  Y  top/bottom
> > C1-1,100.50,50.20,top
> > C1-2,100.50,50.25,top
> > </example>
> >
> > or
> >
> > <example>
> > #refdes  pad  X  Y  top/bottom
> > C1,1,100.50,50.20,top
> > C1,2,100.50,50.25,top
> > </example>
> >
> > Or does a defacto standard format already exist ?
> >
> > Together with a netlist of connecting traces this would give enough
> > information for testing conductity in an automated fashion.
> >
> > I think the BOM/XY exporter would be a good candidate to be extended for
> > this functionality, as it already calculates all the XY values of
> > pins/pads in some fashion.
> >
> > Hmm, I should probably X-post this one to geda-dev.
> >
> > Just my EUR 0.02
> >
> > Kind regards,
> >
> > bert Timmerman.
> >
> > On Fri, 2007-06-01 at 21:54 -0700, Steve Meier wrote:
> >   
> >> [snip]
> >> This is an issue that we need to address as board shops that have the
> >> ability to do point to point probing are asking for files that define
> >> the locations of each pad.
> >>
> >> Steve M.
> >>     
> >
> >
> >
> >
> > _______________________________________________
> > geda-user mailing list
> > geda-user@xxxxxxxxxxxxxx
> > http://www.seul.org/cgi-bin/mailman/listinfo/geda-user
> >
> >   
> 
> 
> 
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