AXIOMTEK SBC84831 Series, Руководство пользователя

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SBC84831 All-In-One Capa Board User’s Manual
Digital I/O
72
Digital I/O Software Programming
z GPI program sample:
I 48D
Read Bit4~Bit6 Status (GPI0~2)
z GPO program sample:
O 2E 87
O 2E 87
O 2E 07
O 2F 08 Select Device 8
O 2E 30
O 2F 04 Set GPIO6
O 2E E4
O 2F 00 GPIO6 pins are programmed as output
pins.
O 2E E5
O 2F M Set output value M
Bit 0 ~ Bit 4 (1 High , 0 Low) (GPO0~4)