12V DC Power Connector I²C LED

I²C Output Port 1

GND

+5V

SDA

SCL

I²C Output Port 2

GND

+5V

SDA

SCL

I²C Output Port 3

GND

+5V

SDA

SCL

I²C Output Port 4

GND

+5V

SDA

SCL

Address Jumper

Power Supply Jumper* I²C Pull-up Jumper (4.7K)

Power LED

I²C LED GND

2.1mm Power Jack 12V DC (Center Positive)

+5V

SDA

SCL

SCL

SDA

+5V

GND

12V DC Power Connector Input from I²C Master

*Place the jumper in the EXT position to be powered by an external power supply. Place the jumper in the BUS position to be powered through the I²C connection.

I²C Output to Next Device