Appendix A Watchdog Timer; A.1 About Watchdog Timer; A.2 How To Use Watchdog Timer - AXIOMTEK CAPA310 User Manual

A.1 About Watchdog Timer

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.

A.2 How to Use Watchdog Timer

Assembly sample code :
mov dx,fa10
mov al,05
out dx,al
mov dx,fa12
mov al,01
out dx,al
Watchdog Timer
Watchdog Timer
; 5 seconds (Maximum is 65535 seconds; fill in
; 0xFA10 and 0xFA11 register, ex: 0xFA11=0x01,
; 0xFA10=0x68 means 360 seconds)
; Enable WDT
CAPA310/313 3.5" Board
Appendix A
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