AAEON EPIC-9457 Rev.B - Manual (Page 30)

E P I C B o a r d E P I C - 9 4 5 7 R e v . B
Chapter 2 Quick Installation Guide 2-18
Mapping Table:
BIOS
Setting
Connector
Definition
Address
IT8781 GPIO
Setting
Port 8 @684h CN16 Pin 8 GPIO Set 5 / Bit 2 U30 Pin 9 (GPIO 52)
Port 7 @684h CN16 Pin 7 GPIO Set 5 / Bit 1 U30 Pin 10 (GPIO 51)
Port 6 @682h CN16 Pin 6 GPIO Set 3 / Bit 7 U30 Pin 11 (GPIO 37)
Port 5 @682h CN16 Pin 5 GPIO Set 3 / Bit 6 U30 Pin 12 (GPIO 36)
Port 4 @680h CN16 Pin 4 GPIO Set 1 / Bit 4 U30 Pin 31 (GPIO 14)
Port 3 @680h CN16 Pin 3 GPIO Set 1 / Bit 3 U30 Pin 32 (GPIO 13)
Port 2 @680h CN16 Pin 2 GPIO Set 1 / Bit 2 U30 Pin 33 (GPIO 12)
Port 1 @680h CN16 Pin 1 GPIO Set 1 / Bit 1 U30 Pin 34 (GPIO 11)
Digital I/O Address is 680,682,684H
2.29 Power Output Connector (CN17)
Pin Name Pin Name
1 +12V 2 GND
3 GND 4 +5V
2.30 PS2 Keyboard/Mouse Connector (CN19)
Pin Signal Pin Signal
1 KB_DATA 2 KB_CLK
3 GND 4 +5V
5 MS_DATA 6 MS_CLK