6 serial port header (com 3/4/5/6), Serial port header (com 3/4/5/6), Chapter 2 c onnecting peripherals – Advantech Industrial Mini-ITX Motherboard with DDR2/Dual GbE/PCI AIMB-221 User Manual
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AIMB-221 User Manual
Chapter 2
C
onnecting
Peripherals
2.6
Serial Port Header (COM 3/4/5/6)
Com #
Define
Pin
Pin
Define
Com #
COM3
COM3_#DCD
1
2
COM3_#DSR
COM3
COM3_SIN
3
4
COM3_#RTS
COM3_SOUT
5
6
COM3_#CTS
COM3_#DTR
7
8
COM3_#RI
GND
9
10
NC
COM4
COM4_#DCD
11
12
COM4_#DSR
COM4
COM4_SIN
13
14
COM4_#RTS
COM4_SOUT
15
16
COM4_#CTS
COM4_#DTR
17
18
COM4_#RI
GND
19
20
NC
COM5
COM5_#DCD
21
22
COM5_#DSR
COM5
COM5_SIN
23
24
COM5_#RTS
COM5_SOUT
25
26
COM5_#CTS
COM5_#DTR
27
28
COM5_#RI
GND
29
30
NC
COM6
COM6_#DCD
31
32
COM6_#DSR
COM6
COM6_SIN
33
34
COM6_#RTS
COM6_SOUT
35
36
COM6_#CTS
COM6_#DTR
37
38
COM6_#RI
GND
39
40
NC