beautypg.com

37 pci slot (cn25) – AAEON PCM-QM77 User Manual

Page 60

background image

C o m p a c t B o a r d

P C M - Q M 7 7

Chapter 2 Quick Installation Guide

2-45

10 NC

2.37 PCI Slot (CN25)

Standard specification

2.38 COM Port 8 (CN26)

RX

DTR
DSR
CTS

NC

DCD

1

2

9

10

TX

GND
RTS

RI

Pin

Pin Name

Signal Type

Signal Level

1 DCD

IN

2 RX

IN

3 TX OUT

±9V

4 DTR OUT ±9V

5 GND GND

6 DSR

IN

7 RTS OUT ±9V

8 CTS

IN

9 RI

IN

10 NC