Watchdog timer, Watchdog timer setting – Kontron KISS 2U PCI 762 User Manual

Page 61

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13. Watchdog Timer

PCI 762 – User’s Guide (Version 1.0)

13.

Watchdog Timer

13.1. 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


Set WDT Function

O 2E 2D

O 2F 20

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(See below table)


Set base timer

:O 2E F6

O 2F M=00, 01, 02 FF(Hex) ,Value=0 to 255


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