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Overview

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MS-91E2

Overview

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MS-91E2

WatCh dog timer settiNg

Setup procedures

A. Enter super I/O conguration mode -

mov dx, 04eh

mov al, 087h

out dx, al

B. Set pin 77 to WDTO# function

mov dx,04eh

mov al,02Dh;; ;Register 2Dh

out dx,al

inc dx

in al,dx

and al,0FEh ;Cong Bit 0 As 0

out dx,al ;Cong PIN 77 as WDTO#

C. Select Logical Device 8

mov dx, 04eh

mov al, 07h

out dx, al ;point to Logical Device Number Register

inc dx

mov al, 08h ;select Logical Device 8

out dx, al

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