ADLINK IMB-M42H User Manual
Page 16
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6
Introduction
Table 1-2: IMB-M42H I/O Legend
The IMB-M42H supports RS232/422/485 on COM ports 1 and 2,
with pin definitions as follows, with both COM ports configurable in
BIOS setup. See Appendix A, Super IO Configuration for details.
Table 1-3: COM Port Pin Definitions
Two LEDs on either side of the RJ-45 LAN port indicate activity
and speed as follows.
1
COM Port (COM1)
2
COM Port (COM2)
3
USB 2.0 Ports (USB2_3)
4
LAN RJ-45 Port
5
Line In
6
Line Out
7
Mic In
8
USB 2.0 Ports (USB4_5)
9
HDMI Port (HDMI1)
10
USB 3.0 Ports (USB0_1)
11
D-Sub Port (VGA1)
12
PS/2 Mouse/Keyboard Port
13
DisplayPort (DP1)
Pin
RS232
RS422
RS485
1
DCD, Data Carrier Detect
TX-
RTX-
2
RXD, Receive Data
RX+
N/A
3
TXD, Transmit Data
TX+
RTX+
4
DTR, Data Terminal Ready
RX-
N/A
5
GND
GND
GND
6
DSR, Data Set Ready
N/A
N/A
7
RTS, Request To Send
N/A
N/A
8
CTS, Clear To Send
N/A
N/A
9
No Power/+5V/+12V
N/A
N/A