kicad-developers team mailing list archive

[Andrew Zonenberg <azonenberg@xxxxxxxxxxxxxxx>]

On that note... Thoughts on adding a new DRC rule for minimum annular ring?


On 05/06/16 14:29, Chris Pavlina wrote:
> Yeah, the vias still have their size stored in the pcb file.
> 
> On Sun, Jun 05, 2016 at 09:27:08PM +0000, Jon Neal wrote:
>> Sounds like a fantastic idea. I've definitely been bitten by this one as
>> well.
>>
>> I am assuming this will still keep backwards compatibility for those who
>> have already created boards with default sized vias?
>>
>> On Sun, Jun 5, 2016 at 5:23 PM José Ignacio <jose.cyborg@xxxxxxxxx> wrote:
>>
>>> I like both suggestions, I got bitten by the annular ring issue before
>>> because the DRC doesn't even check for that.
>>>
>>> On Sun, Jun 5, 2016 at 4:06 PM, Chris Pavlina <pavlina.chris@xxxxxxxxx>
>>> wrote:
>>>> Hi,
>>>>
>>>> Just a quick warning - I'm going to update the default via size to 0.8mm
>>>> diam/0.4mm drill, as the current default of 0.6/0.4 isn't manufacturable
>>> at
>>>> most general purpose fabs. Annular ring too narrow. That should be
>>>> uncontroversial, but I'm still giving a bit of warning to make sure
>>> nobody's
>>>> too attached to that.
>>>>
>>>> Simon Wells suggested allowing that value to be read from the .pro
>>> instead, so
>>>> it can be set in the default template instead of hardcoded. I might do
>>> that
>>>> later, as it seems like a win in general. Objections?
>>>>
>>>> --
>>>> Chris
>>>>
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> 
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