It8712f/ kx gpio setting, Name, Signal – AAEON EPIC-9456 User Manual
Page 26

E P I C B o a r d
E P I C - 9 4 5 6
Chapter 2 Quick Installation Guide
2-13
The pin definitions and registers mapping are illustrated below:
Address: 801H
BIOS
Setting
Connector
Definition
Address
IT8712F/ KX GPIO Setting
DIO1-1
CN4 Pin1
Bit0
U8 Pin27 (GPIO20)
DIO1-2
CN4 Pin2
Bit1
U8 Pin26 (GPIO21)
DIO1-3
CN4 Pin3
Bit2
U8 Pin25 (GPIO22)
DIO1-4
CN4 Pin4
Bit3
U8 Pin24 (GPIO23)
DIO1-5
CN4 Pin5
Bit4
U8 Pin23 (GPIO24)
DIO1-6
CN4 Pin6
Bit5
U8 Pin22 (GPIO25)
DIO1-7
CN4 Pin7
Bit6
U8 Pin21 (GPIO26)
DIO1-8
CN4 Pin8
Bit7
U8 Pin20 (GPIO27)
2.16 Audio Connector (CD-in) (CN5)
Pin
Name Pin
Name
1 CD_IN_L
2
CD_GND
3 CD_GND
4 CD_IN_R
2.17 LCD Inverter Power Connector (CN7)
Pin
Signal Pin
Signal
1
LCD Inverter power
2
Backlight Control
3 GND
4 GND
5 Backlight
Enable
6 N.C.
2.18 CPU FAN Connector (CN8)
Pin
Signal
1 GND
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