User Manual

H610T-EM-A
2-22
NOTE: The serial port cable is purchased separately.
12. COM Port headers (10-pin COM1 - COM4)
These headers are for serial (COM) ports. Connect the serial port cables to
these headers, then install the module to a slot opening at the back of the
system chassis.
COM4
COM3
COM2
A
B
C
COM1
D
PIN 1
PIN 2
PIN 9
(RS232)(RS232) (RS422)
DCD#
TXD
GND
RTS#
Ring
RXD
DTR#
DSR#
CTS#
PIN 1
PIN 2
PIN 9
TX-
RX+
GND
N/A
N/A
TX+
RX-
N/A
N/A
(RS485)
PIN 1
PIN 2
PIN 9
DATA-
N/A
GND
N/A
N/A
DATA+
N/A
N/A
N/A
PIN 1
PIN 2
PIN 9
DCD#
TXD
GND
RTS#
Ring
RXD
DTR#
DSR#
CTS#
A B C D
Connector type
HEADER 2x5p, K10, 2.00mm pitch
13. RTC Battery header (2-pin BATTERY)
This header is for the lithium CMOS battery.
GND
+BAT
BATTERY
PIN 1