AXIOMTEK IMB207 Series, User Manual

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IMB207 LGA1155 ATX Motherboard
Digital I/O
57
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
Note:
NN=01 means output value is “00000001”, DIO1 is output high, the rest DIO2~DIO8 are 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