AMI ATX-H310A, Руководство пользователя

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Chapter 2: Motherboard information
8. COM Port headers (10-1 pin COM2~COM6)
These headers are for serial (COM) ports. Connect the serial port module
cable to any of these headers, then install the module to a slot opening at the
back of the system chassis.
NOTES:
• The COM module is purchased separately.
• COM1 also supports RS-232 / RS-422 / RS-485. See the table below and
section
3.3.5 SIO Configuration
for details.
A
A
B
C
D
E
B
C
D
PIN 1
PIN 1
DCD#
TXD GND RTS# Ring
Ring
RTS#
GND
TXD
DCD#
RXD DTR# DSR# CTS# (NC)
(NC)
CTS#
DSR#
DTR#
RXD
COM2
COM6
COM5
COM4
COM3
E
Pin Signal Signal Pin Pin Signal
1 DCD# (422TXD-/485DATA-) 2 RXD (/)
3 TXD () 4 DTR# (422RXD-)
5 GND 6 DSR#
7 RTS# 8 CTS#
9 RI/+5V/+12V 10 N.C.