Com Port #2 Rs-232/422/485 Selection (Cn19) - Aaeon TKS-G21-CV05 Manual

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2.5 COM Port #2 RS-232/422/485 Selection (CN19)

COM2 RS-232/422/485 selection for AAEON TKS series is set in BIOS setting
as following:
Entering BIOS Setting Menu: Choose "Integrated Peripherals

device COM2 select". (Default setting is at "RS-232")
Different devices implement the RS-232/422/485 standard in different ways. If
you have problems with a serial device, check the pin assignments below for
the connector.
RS-232 Mode
Pin Signal
1 DCDB
3 RXB
5 TXB
7 DTRB
9 Ground
RS-422 Mode
Pin Signal
1 TXD-
3 RXD+
T K S - G 2 1 - C V 0 5
Pin Signal
2 DSRB
4 RTSB
6 CTSB
8 RIB / +5 Volt. / (+12 Volt.)
10 N/C
Pin Signal
2 N/C
4 N/C
Chapter 2 Quick Installation Guide

Super IO
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