SparkFun gator:UV Hookup Guide
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Connecting your gator:UV to the to the gator:bit (v2) is simple. The board can also be daisy-chained with other I2C boards. This can easily be done with alligator cables or these special banana cables.
|gator:bit (v2)||GND||3.3V OUT||P20 (SDA)||P19 (SCL)|