User Manual

TANK-800 Embedded System
Page 34
Figure 3-23: RJ-45 RS-422/485 Serial Device Connection
Step 3: Insert the serial connector. Insert the DB-9 connector of a serial device into
the DB-9 connector on the RJ-45 to DB-9 COM port cable.
Step 4: Secure the connector. Secure the serial device connector to the external
interface by tightening the two retention screws on either side of the connector.
Figure 3-24: RJ-45 RS-422/485 Serial Port Pinout Location
Pin Description (RS-422) Description (RS-485)
1 N/A N/A
2 ITXD422# ITXD485#
3 N/A N/A
4 ITXD422+ ITXD485#
5 GND GND
6 IRXD422# N/A
7 N/A N/A
8 IRXD422+ N/A
Table 3-5: RJ-45 RS-422/485 Serial Port Pinouts