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edison.md: add comment on tristate behaviour on edison

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Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
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Brendan Le Foll
2015-04-15 21:05:16 +01:00
parent ff2ce93fc9
commit c5780dceaa
1 changed files with 5 additions and 0 deletions
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docs/edison.md
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@@ -30,6 +30,11 @@ in libmraa:
- Arduino pin 7 can sometimes negatively impact the wifi capability, if using - Arduino pin 7 can sometimes negatively impact the wifi capability, if using
wifi avoid using this pin wifi avoid using this pin
Because of the way IO is setup with the tristate on the arduino breakout board
IO will be flipped as it is setup. It's recommended to setup IO pins &
direction before using them in a setup() method or similar. It's impossible on
this platform to avoid some GPIOs flipping on setup.
Intel(R) breakout board Intel(R) breakout board
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