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Topic: Arduino to arduion I2C communication (Read 761 times) previous topic - next topic


I tried to connect 2 arduino  with example code from wire lib but its not responding ... can any one figur out wats wrong ?

Nick Gammon

What code? Show both sides please. Also take a photo of your wiring.
Please post technical questions on the forum, not by personal message. Thanks!

More info:


May 07, 2012, 03:41 pm Last Edit: May 07, 2012, 04:14 pm by json Reason: 1
thanks for ur kind reply :) ... i figured it
i missd pullups  :smiley-red:

and i hav to program a atmega16 to be a slave
can i use the header file wire.h for atmeg16 on WinAVR  or any other....

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