C&T Solution ACO-6000-8L User Manual page 107

Aco-6000/6010/6011 series, surveillance applied fanless system
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Appendix – WDT & GPIO
; Get GPI 0 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
; Exit SIO
mov
dx, SIO_INDEX_Port
mov
al, SIO_Lock_Value
out
dx, al
#2 : Set GPO 0 status to high
; 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 0x07
mov
dx, SIO_INDEX_Port
mov
al, 07h
out
dx, al
mov
dx, SIO_DATA_Port
mov
al, SIO_LDN_GPIO
out
dx, al
; Set GPO 0 Pin to High
mov
dx, SIO_INDEX_Port
mov
al, GPO_REG
out
dx, al
mov
dx, SIO_DATA_Port
in
al, dx
or
al, GPO_0
out
dx, al
;al bit4 = GPO 0 status
; Exit SIO
mov
dx, SIO_INDEX_Port
mov
al, SIO_Lock_Value
out
dx, al
ACO-6000 l User's Manual
107

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