Using The Watchdog Function - AXIOMTEK EP812 User Manual

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EP812 Pentium M All-in-One Capa Board User's Manual

Using the Watchdog Function

Start
↓
Un-Lock WDT
↓
Select Logic device
↓
Activate WDT
↓
Set Second or Minute
↓
Set base timer
WDT counting
↓
re-set timer
IF No re-set timer
IF to disable WDT
64
: O 2E 87 ; Un-lock super I/O
O 2E 87 ; Un-lock super I/O
: O 2E 07
O 2F 08
: O 2E 30
O 2F 01
: O 2E F5
O 2F N ;N=00 or 08(See below
table)
: O 2E F6
O 2F M=00,01,02,...FF(Hex) ,Value=0 to 255
: O 2E F6
O 2F M ; M=00,01,02,...FF(See
below table)
: WDT time-out, generate RESET
: O 2E 30
O 2F 00 ; Can be disable at any
time
Watch dog Timer