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Performance comparison of atusb vs. atusd.

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- atusd/tests/send-20100909: conducted performance comparison of atusb vs.
  atusd
- atusd/ERRATA: changed also first board to capacitative divider
This commit is contained in:
Werner Almesberger
2010-09-09 20:38:50 -03:00
parent b6a80ba3dd
commit 0a0a50d73d
2 changed files with 89 additions and 0 deletions
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atusd/ERRATA
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@@ -25,6 +25,9 @@ Version 20100908:
R3 -> 33 pF
R4 -> 220 pF
Applied work-around also to first 20100908 board after confirming dismal
performance caused by clock instability.
- considering that the clock input has a Vpp of only 400-500 mV, we should
have a ground plane also under as much of the the clock circuit as
possible.