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Message #24348
Re: Margin (and others) layers question
Mask is used on pretty much any design. Paste is used on any design that
will be reflowed (probably 95% of designs these days, if not more) so
they're hardly advanced.
On 22/04/16 07:50, Duane Johnson wrote:
> I recently taught a class on KiCad to beginning users and one of the
> points of difficulty was understanding what so many layers are for. I
> was thinking, it would be nice if there were a divider in the layers
> panel, above which could be displayed the "commonly used layers" and
> below could be the "advanced layers":
>
> F.Cu
> B.Cu
> F.SilkS
> B.SilkS
> Edge.Cuts
> ---------
> F.Adhes
> B.Adhes
> F.Paste
> B.Paste
> F.Mask
> B.Mask
> Dwgs.User
> Cmts.User
> Eco1.User
> Eco2.User
> Margin
> F.CrtYd
> B.CrtYd
> F.Fab
> B.Fab
>
> This would make things much easier for a beginner to engage with.
>
> On Fri, Apr 22, 2016 at 8:45 AM, jp charras <jp.charras@xxxxxxxxxx
> <mailto:jp.charras@xxxxxxxxxx>> wrote:
>
> Le 22/04/2016 16:08, ifs@xxxxxxxxxxxxxxxx
> <mailto:ifs@xxxxxxxxxxxxxxxx> a écrit :
> > So no layers defined for assembly as IPC-7351C suggest.
>
> F.Fab and B.Fab can be used for assembly drawings. This is your choice.
>
> >
> >
> >
> > 2016-04-22 16:01 egunean, Chris Pavlina-(e)k idatzi du:
> >> Yup. I often use it to specify regions where I don't want
> components placed,
> >> like to set a 5mm border around the edge to keep things from
> being too close.
> >> That's about what I understood its purpose to be.
> >>
> >> On Fri, Apr 22, 2016 at 03:56:52PM +0200, jp charras wrote:
> >>> Le 22/04/2016 15:06, ifs@xxxxxxxxxxxxxxxx
> <mailto:ifs@xxxxxxxxxxxxxxxx> a écrit :
> >>> > Hello,
> >>> >
> >>> > I don't know really what the Margin layer (Board's edge
> setback outline) is for.
> >>> > What is the real use and the difference from Edge Cuts?
> >>> >
> >>> > I need it for a useful translation of "Board's edge setback
> outline" to Spanish.
> >>> >
> >>> > And, are F.Fab and B.Fab for assembly drawings (part body
> drawings)?
> >>> >
> >>> > Thank you.
> >>> >
> >>> > Iñigo.
> >>>
> >>> Currently, there is no specific code for the margin layer, so it
> has *currently* no specific
> >>> properties.
> >>>
> >>> However, it is intended to define electrical margins (clearance)
> on a board (first target: define a
> >>> clearance for board edges or define any clearance area inside a
> board, just by placing lines of
> >>> defined width (clearance) on the board or on its outline)
> >>>
> >>> This is currently a reserved layer, until some code relative to
> this layer is written.
> >>>
> >>> --
> >>> Jean-Pierre CHARRAS
> >>>
> >>> _______________________________________________
> >>> Mailing list: https://launchpad.net/~kicad-developers
> >>> Post to : kicad-developers@xxxxxxxxxxxxxxxxxxx
> <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
> >>> Unsubscribe : https://launchpad.net/~kicad-developers
> >>> More help : https://help.launchpad.net/ListHelp
> >>
> >> _______________________________________________
> >> Mailing list: https://launchpad.net/~kicad-developers
> >> Post to : kicad-developers@xxxxxxxxxxxxxxxxxxx
> <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
> >> Unsubscribe : https://launchpad.net/~kicad-developers
> >> More help : https://help.launchpad.net/ListHelp
> >
> >
> > _______________________________________________
> > Mailing list: https://launchpad.net/~kicad-developers
> > Post to : kicad-developers@xxxxxxxxxxxxxxxxxxx
> <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
> > Unsubscribe : https://launchpad.net/~kicad-developers
> > More help : https://help.launchpad.net/ListHelp
>
>
> --
> Jean-Pierre CHARRAS
>
> _______________________________________________
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> Post to : kicad-developers@xxxxxxxxxxxxxxxxxxx
> <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
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> More help : https://help.launchpad.net/ListHelp
>
>
>
>
> _______________________________________________
> Mailing list: https://launchpad.net/~kicad-developers
> Post to : kicad-developers@xxxxxxxxxxxxxxxxxxx
> Unsubscribe : https://launchpad.net/~kicad-developers
> More help : https://help.launchpad.net/ListHelp
>
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