SparkFun Qwiic Button Hookup Guide

Contributors: El Duderino
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Register Map

If you would like to use a different development environment than Arduino, you can use the register map below to communicate with the Qwiic Button.

The Qwiic Button Register Map

You can also download the PDF.

The Qwiic Button behaves as a normal I2C device. First write the address of the register you would like to read or write, then follow that I2C command with a Read to read the given register or a Write and a data byte to write to a register.