2bsignal, 3bsignal – AAEON TKS-G50-QM77 User Manual
Page 34
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E m b e d d e d B o x
T K S - G 5 0 - Q M 7 7
Chapter 2 Quick Installation Guide
2-23
2.12 COM Port #2 RS-232/422/485 Selection (CN11)
COM2 RS-232/422/485 selection for AAEON TKS series is set in BIOS setting
as following:
Entering BIOS Setting Menu: Choose "Advanced
Super IO Configuration
Serial Port 2 Configuration". (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 Pin
Signal
1 DCDB
2 DSRB
3 RXB
4 RTSB
5 TXB
6 CTSB
7 DTRB
8 RIB
9 Ground
10
N/C
RS-422 Mode
Pin
Signal Pin
Signal
1 TXD-
2 N/C
3 RXD+
4 N/C
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