Sunday, December 27, 2015


A few posts ago we discussed building your own I2C display to reduce the pin count from 6 to two. We have also added 5 inputs to this project, a video of the commercial version, and posted the instructable that you can vote on at

I'll be posting more projects using this 16 port I/O chip in the near future, like a I2C relay board, and multiple I2C LCD displays.

For more projects that use this chip and additional code, see:

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