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Date: Fri, 30 Aug 2013 07:54:12 +1000
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Subject: Re: [geda-user] Millimeters in footprints
From: Stephen Ecob <stephen DOT ecob AT sioi DOT com DOT au>
To: geda-user AT delorie DOT com
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Internal units are now nm, so yes 6 decimal places for mm
You can also use units of um and nm if you wish.
Integers without units are interpreted as nm



On Fri, Aug 30, 2013 at 2:03 AM, Rob Butts <r DOT butts2 AT gmail DOT com> wrote:

> I just ran across a bga footprint in the symbols.org site that had the
> following pad statement:
>
>
> Pad [ -4.500000mm -8.000000mm -4.500000mm -8.000000mm 0.400000mm 0.300000mm 0.527000mm "A1" "A1" "" ]
>
> So as long as I put the mm after each measurement pcb will know the units are millimeter?  And is the resolution really 6 decimal places?
>
> Thanks
>
>


-- 
Stephen Ecob
Silicon On Inspiration
Sydney Australia
www.sioi.com.au

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<div dir=3D"ltr">Internal units are now nm, so yes 6 decimal places for mm<=
div style>You can also use units of um and nm if you wish. =A0</div><div st=
yle>Integers without units are interpreted as nm</div><div style><br></div>=
</div>
<div class=3D"gmail_extra"><br><br><div class=3D"gmail_quote">On Fri, Aug 3=
0, 2013 at 2:03 AM, Rob Butts <span dir=3D"ltr">&lt;<a href=3D"mailto:r.but=
ts2 AT gmail DOT com" target=3D"_blank">r DOT butts2 AT gmail DOT com</a>&gt;</span> wrote:<b=
r><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:=
1px #ccc solid;padding-left:1ex">
<div dir=3D"ltr"><div><font face=3D"arial,helvetica,sans-serif">I just ran =
across a bga footprint in the <a href=3D"http://symbols.org" target=3D"_bla=
nk">symbols.org</a> site that had the following pad statement:</font></div>=
<div>
<font face=3D"arial,helvetica,sans-serif"></font>=A0</div>
<div><pre><font color=3D"#000000" face=3D"arial,helvetica,sans-serif">Pad [=
 -4.500000mm -8.000000mm -4.500000mm -8.000000mm 0.400000mm 0.300000mm 0.52=
7000mm &quot;A1&quot; &quot;A1&quot; &quot;&quot; ]
</font></pre><pre><font face=3D"arial,helvetica,sans-serif">So as long as I=
 put the mm after each measurement pcb will know the units are millimeter? =
 And is the resolution really 6 decimal places?</font></pre><pre><font face=
=3D"Arial">Thanks</font></pre>

</div></div>
</blockquote></div><br><br clear=3D"all"><div><br></div>-- <br>Stephen Ecob=
<br>Silicon On Inspiration<br>Sydney Australia<br><a href=3D"http://www.sio=
i.com.au" target=3D"_blank">www.sioi.com.au</a><br>
</div>

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