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Date:	Fri, 25 Jul 2014 03:22:24 +0200
From:	Bernd Walter <ticso AT cicely7 DOT cicely DOT de>
To:	geda-user AT delorie DOT com
Subject:	Re: [geda-user] Chip shooter to be open design and work with Eagle files -- Why not PCB?
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On Thu, Jul 24, 2014 at 07:42:34PM -0500, John Griessen wrote:
> I just heard that the smoothieboard developer is going to figure how to
> connect a smoothieboard to drive a pick and place circuit assembly bot.
> 
> He's going to use Eagle because it is easy compared to working with gerber 
> data.
> 
> So, what are the arguments for working with PCB again?

Free open source software!
Don't know about Eagles file format, but the ASCII format of PCB is
something I really like.
I can place it into subversion and use all my talent with vi and
scripts onto it.

By the way - PCB's placement output (bom export) is also easy to parse:
[267]devel> less pcb.xy 
# PcbXY Version 1.0
# Date: Fri Jul 25 01:16:12 2014 UTC
# Author: Bernd Walter
# Title: PCB - PCB X-Y
# RefDes, Description, Value, X, Y, rotation, top/bottom
# X,Y in mil.  rotation in degrees.
# --------------------------------------------
R50,"220R","4x0603",926.50,985.00,0,top
D3,"EL19-237","4-Pin SMD LED",815.00,959.50,270,top
D7,"SSL13L","Sub-SMA",725.00,2865.00,90,top
D8,"SSL13L","Sub-SMA",725.00,2615.00,90,top
C10,"470pF","0402",532.62,1565.44,0,top
IC18,"34063","SMD 8",586.73,1387.61,270,top
...

> Postscript output,
> 
> NC drill file,
> 
> centroids?  I've been so busy on non electronics work for two years, I 
> forgot...

-- 
B.Walter <bernd AT bwct DOT de> http://www.bwct.de
Modbus/TCP Ethernet I/O Baugruppen, ARM basierte FreeBSD Rechner uvm.

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