Biostar I94GC-I7 Setup Manual page 17

Digital I/O Connector
This connector offers 4-pair of digital I/O functions and address is set in BIOS.
The default address is: 801H: Output bit0~3; 802H: Input bit0~3.
Power Loss Recovery Header *
This header specifies how the system should do after a power fail. Setting
Disabled will leave the system in power off status after the power recovers.
Setting Enabled will power-on the system immediately when the power returns.
Pin
1
2
3
4
5
6
7
8
2 10
9
10
1 9
1
Pin 1-2 Close:
Enabled
1
Pin 2-3 Close:(default)
Disabled
3
1
I94GC-I7
Assignment
5V
Digital-In-30
Digital-Out-20
Digital-In-31
Digital-Out-21
Digital-In-32
Digital-Out-22
Digital-In-33
Digital-Out-23
GND
3
3
17