TS-8390-47xx COM1 Header

From Technologic Systems Manuals

The COM1 header is a 2x5 0.1" pitch header with RS232, RS485, and CAN. 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 XUART0 RS485+
2 XUART1 RS232 RX
3 XUART1 RS232 TX
4 CAN_H
5 Ground
6 XUART0 RS485-
7 XUART2 RS232 TX
8 XUART2 RS232 RX
9 CAN_L
10 Not connected
TS-8390-COM1.png
Note: XUART1 can be replaced with the console ttyS0 by setting the "Console Enable" jumper.