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RJ45 reference:

In 100BaseT link only orange and green pairs are used, blue and brown are spare.

External Connector

See cpu section above

Wiznet (WIZ108R)

Make sure serial debug mode is turned off in configuration tool

Freewave:

RS485 pinouts:
D+ short pins 5 and 6
D- short pins 7 and 8
gnd on pin 4

RS232 pinouts:
pin 4 gnd
pin 5 RX
pin 6 TX

COM1 used for RS485

COM2 used for RS232
pin 5 - rx - striped blue
pin 6 - tx - solid blue 

Moxa rs232/rs485 converter (TCC-80)

db9 rs232 side uses
tx - 2 - brown
rx - 3 - striped brown

rs485 side must have ground connected
power plug must have ground and +5v 

moxa dip switches: 1 and 2 on (rs485 two wire), 3 off (no termination)

Bullet PoE

POE on spares uses
blue and striped blue for DC +
brown and striped brown for DC - 

Overall: