Good afternoon, I've built an RTC hardware based on DS1307, and connected it in my Arduino Leonardo's I2C bus. Using RTCLib.h, made by Jee Labs, the setting of the clock is perfect, however, I want to make my own library, for specific purposes, and is here that i've got a problem. I try to read a…

Problems with RTC via I2C

nickgammon October 22, 2012, 8:28pm 13

Glad it helped. BTW the Leonardo has SCL and SDA pins marked on the board.

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