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I2C GPIO: only one input line required

Question asked by Didier LONGUEVILLE on Oct 20, 2016
Latest reply on Oct 24, 2016 by Diego Adrian Cuevas


I am looking for the simplest sensor ever: read the state of a switch and transalte that into a 0/1 data on an I2C bus using the smallest, simplest and cheapest chip...

Thanks for helping