qi-hardware/ben-wpan
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ben-wpan/atben
History
Werner Almesberger d6c04f43c1 atben: updated QFN footprint and version 
- atben.brd (U1): updated QFN32-VHHD-6 footprint (for solder paste size
  change)
- atben.brd, Makefile (VERSION): bumped version number to 110322
2011-03-22 12:57:58 -03:00
..
cam Updates CAM processes of various sub-projects 2011-02-21 23:31:04 -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: updated QFN footprint and version 2011-03-22 12:57:58 -03:00
atben.cmp atben: more layout cleanup; improved CLKM test point 2011-02-18 15:29:06 -03:00
atben.pro atben, atusb: set solder mask clearance to 5 mil and adjusted silk screen 2011-03-22 03:22:39 -03:00
atben.sch atben: more layout cleanup; improved CLKM test point 2011-02-18 15:29:06 -03:00
ERRATA great atusd -> atben renaming: changed the directory name 2011-01-17 10:53:55 -03:00
Makefile atben: updated QFN footprint and version 2011-03-22 12:57:58 -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 atben, atusb: updated back solder mask status (it's no longer empty) 2011-03-22 10:03:19 -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)