User`s manual

MANO110 Series Mini ITX Board User’s Manual

Watchdog Timer

APPENDIX A

WATCHDOG TIMER

A1 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.

A1.1 Program Watchdog Timer

The Watchdog timer is built in super I/O F71863. The F71863

I/O address port is 2E hex and 2F hex. 2E hex is index port. 2F

hex is data port.

Lock Super I/O

Use Watchdog

Timer Function

Enable Watchdog

Timer Function

Select logical device

and set register

Un-lock Super I/O