kicad-developers team mailing list archive

[Mark Roszko <mark.roszko@xxxxxxxxx>]

>The only occurences of Module I can see atm is in the PCBEditor and they should be replaced by Footprint or Component depending on the context.
Yes this entire patch is only changes to the pcbnew. I grepped down
most occurrences and also manually looked for them.

On Wed, Oct 8, 2014 at 5:15 PM, Benoît Roehr <benoit.roehr.ec@xxxxxxxxx> wrote:
>
> Le 08/10/2014 19:40, Andy Peters a écrit :
>>
>> On Oct 8, 2014, at 5:08 AM, Mark Roszko <mark.roszko@xxxxxxxxx> wrote:
>>>>
>>>> I use footprint myself.  Though footprint seems to imply what a PCB
>>>> must have in order to accommodate a part, eg, pads, silk.  Are the 3d
>>>> models part of this?  If they are, then footprint might not be the
>>>> best term.
>>>> I agree with this. What you want to rename "Footprint" is more or less a
>>>> container unifying different PCB objects (pads, lines, 3d model...), but may
>>>> not be a footprint (logos, mounting holes, screws...)
>>>
>>> Personally I think "Components" may be an even better word than
>>> "modules" or "footprints" but suggesting that may have been even more
>>> radical and conflicting agaisn't the next point
>>
>> My two cents, based on the terminology used by every employer for whom
>> I've worked:
>>
>> a) A footprint is what defines how a part gets attached to a PCB. It
>> includes the pad/holes for lead attach, as well as silkscreen for refdes and
>> outline, and the other assembly layers such as soldermask, solder paste and
>> glue dots. "Land patterns" really only describe the lead attach, and not the
>> other stuff.
>>
>> I think Pads calls this a "decal." The only context I've seen the term
>> "module" refer to a PCB footprint is in Kicad.
>>
>> "Footprint" is the term used by most of us here in the colonies.
>
> Yes, i couldn't agree more :D
>>
>>
>> b) A symbol is what defines a part for a schematic.
>
> Well, seeing it from a productivity point of view, I prefer the term
> Component for the schematic. You are indeed using a symbol in eeschema but
> it represents a component.
>>
>>
>> c) A component is the marriage of the footprint and the symbol, and
>> possibly a 3D model, a SPICE model, a VHDL entity or Verilog module, and so
>> forth. This is the Altium nomenclature.
>
> Yes, except in all the libraries, every item in them are called component.
> Why ? Well I think they use the same library browser for all the library
> types, and Component is the default string in the list header.
>>
>>
>> d) A module is a completed assembly or subassembly which is installed as
>> one unit on a PCBA. The various DC-DC converters you can buy from TI and
>> Linear Tech are modules.
>>
>> So my vote, if there's a move to change Kicad terminology, is to replace
>> the term "module" with "footprint."
>
> In my opinion, once the footprint represents a component, it should be
> called Component.
>
> What I propose (if I can, I have not contributed that much for the moment)
> is to change almost nothingto how KiCad names stuffs already.
>
> Here is my dream:
>
> - In the Schematic Library editor, the symbol is the symbol you are drawing,
> but will be embeded in the component root with one or more footprint.
>     Designator: Q?
>     Value: 2N7002
>     Footprint: SOT-23 / TO220 / MoreFootprints
>     Datasheets: http://manufacturer-of-mosfet/2n7002.pdf
>
> - In the Schematic editor, every symbols represent a Component which will be
> physically present on the board: for exemple:
>     Designator: Q1
>     Value: 2N7002
>     Footprint: SOT-23< footprint selected for this project
>     Datasheet: http://manufacturer-of-mosfet#1/2n7002_SOT.pdf
>
> - In the footprint editor, you edit footprint, used by the components
> - In the PCB editor, you deal with components having footprints, or free
> footprints representing other components.
>
> From what I see in KiCad, all these stuff have already be done except for
> the multiple footprint selection and/or footprint direct linking (I haven't
> digged enough to use the 'filter'). The only occurences of Module I can see
> atm is in the PCBEditor and they should be replaced by Footprint or
> Component depending on the context.
>
> See you :D
>
>> -a
>>
>>
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>
>
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-- 
Mark