TS-8390-47xx COM2 Header

From embeddedTS Manuals

The COM2 header is a 2x5 0.1" pitch header with RS232 and RS485. These follow a different pin layout which corresponds with a standard 10 pin header standard for UARTs. The RC-DB9 is available to convert these ports to a DB9.

Pin Description
1 XUART4 RS485+
2 XUART3 RS232 RX
3 XUART3 RS232 TX
4 XUART6 RS485+
5 Ground
6 XUART4 RS485-
7 XUART5 RS232 TX
8 XUART5 RS232 RX
9 XUART4 RS422-
10 Not connected