Re: gEDA-user: Copper-free area in footprint

[timecop <timecop@xxxxxxxxx>]

uh.. theres no way to specify route/fill keepout area?

On 5/4/10, Tamas Szabo <sza2king@xxxxxxxxxxx> wrote:
> John Luciani wrote:
>> On Mon, May 3, 2010 at 12:49 PM, Tamas Szabo <sza2king@xxxxxxxxxxx> wrote:
>>> John Luciani wrote:
>>>> On Mon, May 3, 2010 at 12:12 PM, Tamas Szabo <sza2king@xxxxxxxxxxx>
>>>> wrote:
>>>>> My best idea is, that I do it by pads which have a zero width and a
>>>>> specified clearance. Unfortunately, those will have a rounded corner,
>>>>> so
>>>>> rectangular corner seems impossible (I can reduce the radius, if I make
>>>>> it
>>>>> from more pieces, but it never will be zero).
>>>> A zero width pad may fail the DRC. Being able to specify keepouts
>>>> would be a welcome addition to the footprint file format.
>>>>
>>>> I use the silkscreen to provide keepout hints. Not ideal but it works.
>>>>
>>>> (* jcl *)
>>>>
>>> Thanks, could you show me an example?
>>>
>>
>> The two that I can think of right now are --
>>
>> CON_USB_MINI_B__Molex_67503-1020 at
>> http://www.luciani.org/geda/pcb/footprints-gif/Connector-gif.html
>> IIRC the hashed area is a keepout (at least it has been all of
>> my designs ;)
>>
>> For ANT_FOLDED_DIPOLE__Chipcon_2500
>> http://www.luciani.org/geda/pcb/footprints-gif/misc-gif.html
>> The keepout is indicated by a single line.
>>
>> Just layout hints nothing fancy.
>>
>> (* jcl *)
>>
> Ok, I see now. I also plan to indicate the must-keep-free area on the silk.
>
> So unfortunately it seems that there is no any technique which avoid
> things like copper-pour to fill those areas:-(
>
> By the way, thanks for your help and also the lots of footprints you
> share with us continuously:-)
>
> /sza2
>
>
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