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1. Write to I/O port 443 (Hex) and designate a time-out interval.
2. Write to I/O port 080 (Hex) and any random value. This will in
The watchdog timer-out interval can be set at 15 levels between 2
and 32 seconds. The following table shows the Hex values for the
appropriate time-out intervals:
Delay time
0~2
2~4
4~6
6~8
8~10
10~12
12~14
You can connect an extrnal switch to allow your computer to
enter suspend mode.
Pin
1
2
*default
30 SBC-410 User's Manual
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This will enable the watchdog and set up its time-out interval.
turn disable the watchdog timer.
Value (Hex)
F
E
D
C
B
A
9
Function
SMI
Ground
Delay time
16~18
18~20
20~22
22~24
24~26
26~28
28~30
Suspend mode Normal mode*
Value (Hex)
7
6
5
4
3
2
1
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