A.1 watchdog timer initial program – AAEON FWS-7400 User Manual
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N e t w o r k Ap p l i a n c e
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Appendix A Programming the Watchdog Timer A-2
A.1 Watchdog Timer Initial Program
Table 1 : SuperIO relative register table
Default Value
Note
Index
0x2E
(Note1)
SIO MB PnP Mode Index Register
0x2E or 0x4E
Data
0x2F
(Note2)
SIO MB PnP Mode Data Register
0x2F or 0x4F
Table 2 : Watchdog relative register table
LDN
Register
BitNum
Value
Note
Timer Counter
0x07
(Note3)
0x73
(Note4)
(Note24)
Time of watchdog timer
(0~255)
This register is byte access
Counting Unit
0x07
(Note5)
0x72
(Note6)
7
(Note7)
1
(Note8)
Select time unit.
1: second
0: minute
Watchdog Enable
(KRST)
0x07
(Note9)
0x72
(Note10)
4
(Note11)
1
(Note12)
0: Disable
1: Enable
Timeout Status
0x07
(Note13)
0x71
(Note14)
0
(Note15)
1
1: Clear timeout status