1 db-62p com port and digital i/o connector, Db-62p com port and digital i/o connector, Figure 1-9 – ADLINK MXE-5400 User Manual
Page 28: Db-62p com port, Preliminary
PRELIMINARY
16
Introduction
1.7.1
DB-62P COM Port and Digital I/O Connector
4 COM ports and 8-channel isolated digital input and 8-channel
isolated digital output are provided by the DB-62P connector with
the included cable, terminating in four D-SUB 9-pin connectors
and one 26-pin digital I/O connector. COM1 and COM2 ports
selectively support RS-232/ RS-422/ RS-485 according to BIOS
setting. Residual COM3 and COM4 ports support only RS-232
function.
Figure 1-9: DB-62P COM Port
Pin Signal
Pin Signal
Pin Signal
1
COM3_TXD
22
N/C
43
N/C
2
COM3_DTR#
23
COM3_DSR#
44
COM3_RTS#
3
COM3_RI#
24
COM3_DCD#
45
GND
4
COM4_TXD
25
COM4_RXD
46
COM4_CTS#
5
COM4_DTR#
26
COM4_DSR#
47
COM4_RTS#
6
COM4_RI#
27
COM4_DCD#
48
GND
7
COM1_TXD
28
COM1_RXD
49
COM1_CTS#
8
COM1_DTR#
29
COM1_DSR#
50
COM1_RTS#
9
COM1_RI#
30
COM1_DCD#
51
GND
10
COM2_TXD
31
COM2_RXD
52
COM2_CTS#
21
43
22
1
42
62