Contec BX-700W, Руководство пользователя, Страница: 57 / 58

3-5
BX - 700W
Sample Code
#1 : Get GPI 0 status
; Enable config mode
mov dx, SIO_INDEX_Port
mov al, SIO_UnLock_Value
out dx, al
jmp short $+2 ;Io_delay
jmp short $+2 ;Io_delay
out dx, al
; Switch GPIO Configuration for SIO LDN 0x06
mov dx, SIO_INDEX_Port
mov al, 07h
out dx, al
mov dx, SIO_DATA_Port
mov al, SIO_LDN_GPIO
out dx, al
; Get GPI 0/1/2/3 Pin Status Register
mov dx, SIO_INDEX_Port
mov al, GPI_REG
out dx, al
mov dx, SIO_DATA_Port
in al, dx
;al bit0 = GPI 0 status
;al bit1 = GPI 1 status
;al bit2 = GPI 2 status
;al bit3 = GPI 3 status
; Exit SIO
mov al, SIO_CONFIG_MODE_EXIT_VALUE
out dx, al
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