Digital I/O; Appendix B - AXIOMTEK IMB205 Product User Manual

IMB205 LGA1156 ATX Motherboard User's Manual

APPENDIX B

Digital I/O

Using the Digital Output Function
O 2E 87
O 2E 87
O 2E 07
O 2F 08
O 2E 30
O 2F 02 Setting DIO is active
O 2E E0
O 2F 00 00: The respective DIO is programmed as an Output
port
O 2E E1
O 2F NN NN: Setting Output value
Example NN=01 representative Output value is "00000001",
DIO1 is Output high the rest DIO2~DIO8 all Output low.
Using the Digital Input Function
O 2E 87
O 2E 87
O 2E 07
O 2F 08
O 2E 30
O 2F 02 Setting DIO is active
O 2E E0
O 2F FF FF: The respective DIO is programmed as an Input port
O 2E E1
I 2F Read Input value
PCI IRQ Routing
85