Address Jumper I²C Pull-up Jumper (4.7K) Potentiometer Port A W B ...

I²C Output to Next Device

GND

+5V

SDA

SCL

Input from I²C Master

SCL

SDA

+5V

GND

Potentiometer Function

A

B W

Address Jumper

I²C Pull-up Jumper (4.7K)

Power LED

W

B

A

Potentiometer Port