Second Digital I/O Connector (Cn25) - Aaeon PCM-8120 Manual

C o m p a c t B o a r d
Port 2 CN24. pin 6
Port 1 CN24. pin 7
Port 0 CN24. pin 8

2.40 Second Digital I/O Connector (CN25)

Pin Signal
IN1
1
3 IN3
5 OUT1
7 OUT3
9 +5V
DIO Address is 801H
BIOS Connector Definition
Setting
Port 7 CN25. pin 1
Port 6 CN25. pin 2
Port 5 CN25. pin 3
Port 4 CN25. pin 4
Port 3 CN25. pin 5
Port 2 CN25. pin 6
Port 1 CN25. pin 7
Port 0 CN25. pin 8
Chapter 2 Quick Installation Guide
Bit 2
Bit 1
Bit 0
Pin
2
4
6
8
10
Address IT8712 GPIO Setting
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
2 - 26
P C M - 8 1 2 0
U26. pin 33 (GPIO12)
U26. pin 34 (GPIO11)
U26. pin 84 (GPIO10)
Signal
IN2
IN4
OUT2
OUT4
GND
U26. pin 20 (GPIO27)
U26. pin 21 (GPIO26)
U26. pin 22 (GPIO25)
U26. pin 23 (GPIO24)
U26. pin 24 (GPIO23)
U26. pin 25 (GPIO22)
U26. pin 26 (GPIO21)
U26. pin 27 (GPIO20)