User`s manual

SBC86831 Series All-In-One Mini ITX Board User’s Manual
Digital I/O
72
z GPO program sample:
o 2e 87
o 2e 87
o 2e 2A
o 2f FF
Setting GP10~GP17
o 2e 07
o 2f 07
Select Device 7
o 2e 30
o 2f 01
Setting logic device active
o 2e F0
o 2f E0
GP10~GP14 Setting: output
GP15~GP17 Setting: input
o 2e F1
If output pin, it can be read or written; if
input pin, it can be read only.
o 2f FF