Keyboard/ Mouse Connector (Cn17) - Aaeon PCM-5895 Manual

C o m p a c t B o a r d
17 PTD7
19 ACK#
21 BUSY
23 PE
25
SLCT
2.26 Keyboard/Mouse Connector (CN17)
Pin Signal
1 Keyboard Data
3 GND
5
Mouse Data
2.27 Digital I/O (CN18)
Pin Signal
1 IN0
3 IN2
5
OUT0
7
OUT2
9 +5V
DIO Address is 801H
BIOS Setting Connector Definition
Port 1
Port 2
Port 3
(Mapping with GPIO pins of super I/O)
CN18. pin 1
CN18. pin 2
CN18. pin 3
P C M - 5 8 9 5 R e v . B
18 GND
20 GND
22 GND
24 GND
26
NC
Pin Signal
2 Keyboard Clock
4 +5V
6
Mouse Clock
Pin Signal
2 IN1
4 IN3
6
OUT1
8
OUT3
10 GND
Address IT8712 GPIO Setting
Bit 7
Bit 6
Bit 5
Chapter 2 Quick Installation Guide
U40. pin 20 (GPIO27)
U40. pin 21 (GPIO26)
U40. pin 22 (GPIO25)
2-21