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3V-5V switchable I2C Real Time Clock Shield

Posted on Monday, September 9th, 2013 in Arduino by DP

DSC06900

Dave writes:

Using the Maxim/Dallas 1307 RTC that runs at 5V with the Arduino Due that runs at 3V. FETs are used for bidirectional level shifter per a Philips app note. All built on a Freetronics ProtoShield of course!

Via the forum.

This entry was posted on Monday, September 9th, 2013 at 11:00 am and is filed under Arduino. You can follow any responses to this entry through the RSS 2.0 feed. You can skip to the end and leave a response. Pinging is currently not allowed.

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