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RCO-
3200 | User’s Manual
96
WDT Sample Code
SIO_INDEX_Port
equ 04Eh
SIO_DATA_Port equ
04Fh
SIO_UnLock_Value
equ 087h
SIO_Lock_Value equ
0AAh
WatchDog_LDN
equ 007h
WDT_UNIT
equ 60h ;
60h=second, 68h=minute, 40h=Disabled Watchdog timer
WDT_Timer
equ 30 ;
ex. 30 seconds
Sample code:
;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
;Change to WDT
mov
dx, SIO_INDEX_Port
mov
al, 07h
out
dx, al
mov
dx, SIO_DATA_Port
mov
al, WatchDog_LDN
out
dx, al
;Acive WDT
mov
dx, SIO_INDEX_Port
mov
al, 30h
out
dx, al
mov
dx, SIO_DATA_Port
in
al, dx
or
al, 01h
out
dx, al
;set timer
mov
dx, SIO_INDEX_Port
mov
al, 0F6h
out
dx, al
mov
dx, SIO_DATA_Port
mov
al, WDT_Timer
out
dx, al
;set UINT
mov
dx, SIO_INDEX_Port
mov
al, 0F5h
out
dx, al
mov
dx, SIO_DATA_Port
mov
al, WDT_UNIT
out
dx, al
;enable reset
mov
dx, SIO_INDEX_Port
mov
al, 0Fah
out
dx, al
mov
dx, SIO_DATA_Port
in
al, dx
or
al, 01h
out
dx, al
;close config mode
mov
dx, SIO_INDEX_Port
mov
al, SIO_Lock_Value
out
dx, al
Appendix
–
WDT & GPIO
Summary of Contents for RCO-3200 Series
Page 1: ...USER S MANUAL RCO 3200 Series Advanced Fanless Embedded System...
Page 9: ...Chapter 1 Product Introductions...
Page 37: ...Chapter 2 Switches and Connectors...
Page 39: ...RCO 3200 User s Manual 39 2 1 2 Bottom View Chapter 2 Switches and Connectors...
Page 56: ...Chapter 3 System Setup...
Page 74: ...Chapter 4 BIOS Setup...
Page 100: ...Copyright Premio Inc All Rights Reserved www premioinc com...