qi-hardware/ben-wpan
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ben-wpan/atben
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Werner Almesberger daaac58f88 atben, atusb: set solder mask and solder paste clearances to NXP's values 
Settings according to
http://www.nxp.com/documents/mounting_and_soldering/AN10365.pdf

- atben.pro, atben.brd, atusb.pro, atusb.brd: set solder mask clearance
  to 50 um (copper-defined pads)
- atben.pro, atben.brd, atusb.pro, atusb.brd: set solder paste clearance
  to 25 um
2011-01-23 11:43:08 -03:00
..
cam great atusd -> atben renaming: updated references in atben/cam/ 2011-01-17 11:36:54 -03:00
case great atusd -> atben renaming: changed the directory name 2011-01-17 10:53:55 -03:00
sim great atusd -> atben renaming: changed the directory name 2011-01-17 10:53:55 -03:00
tests great atusd -> atben renaming: changed the directory name 2011-01-17 10:53:55 -03:00
atben.brd atben, atusb: set solder mask and solder paste clearances to NXP's values 2011-01-23 11:43:08 -03:00
atben.cmp atben: set AT86F231 footprint to QFN32-VHHD-6 2011-01-23 01:15:18 -03:00
atben.pro atben, atusb: set solder mask and solder paste clearances to NXP's values 2011-01-23 11:43:08 -03:00
atben.sch atben.sch, atben.brd: bumped version to 20110123 2011-01-23 01:21:30 -03:00
ERRATA great atusd -> atben renaming: changed the directory name 2011-01-17 10:53:55 -03:00
Makefile atben/Makefile (clean), atusb/Makefile (clean): remove Gerbers 2011-01-17 22:40:15 -03:00
MAP great atusd -> atben renaming: changed the directory name 2011-01-17 10:53:55 -03:00
README atben/README: manufacturing notes 2011-01-17 22:30:22 -03:00

README 

PCB manufacturing:

- do not print PCB edges on front/back copper
- do not print component values on silk screen
- note that the transceiver is "upside down"
- the center (!) of the board edge line marks the true board edge, e.g.,

                             Edge line (5 mil)
                        =======
         ------- - - - - - ----------
               |           |
   PCB outside |           | PCB inside
               |           |
         ------- - - - - - ----------
                     |
               Volume removed when cutting
               (width depends on tool used)