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SBC84833 Series All-In-One Capa Board User’s Manual
Watchdog Timer
70
APPENDIX A
WATCHDOG TIMER
Watchdog Timer Setting
After the system stops working for a while, it can be auto-reset by the
Watchdog Timer. The integrated Watchdog Timer can be set up in the
system reset mode by program.
Using the Watchdog Function
Start
↓
Un-Lock WDT:
O 2E 87 ; Un-lock super I/O
O 2E 87 ; Un-lock super I/O
↓
Select Logic device:
O 2E 07
O 2F 08
↓
Activate WDT:
O 2E 30
O 2F 01
↓
Set Second or Minute :
O 2E F5
O 2F N N=00 or 08
↓
Set base timer :
O 2E F6
O 2F M=00,01,02,…FF(Hex) ,Value=0 to 255
↓
; IF to disable WDT:
O 2E 30
O 2F 00 ; Can be disable at any time