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Best Answer Paul Newton, 05 April 2013 - 02:28 PM
Hi Cory,
Welcome to the forums!
You said that you have a Netduino plus "v2".
On the V2's the I2C pins have been moved, they are no longer A4 & A5.
In your diagram you show the old v1 A4 & A5 in use.
Hopefully that's the problem (because its a simple one!)
Paul
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