▍Overview
Watch Dog Timer Setting
Setup procedures
A. Enter super I/O configuration mode -
mov | dx, 04eh |
mov | al, 087h |
out | dx, al |
out | dx, al |
B. Set pin 77 to WDTO# function
mov | dx,04eh |
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mov | al,02Dh;; ;Register 2Dh | |
out | dx,al |
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inc | dx |
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in | al,dx |
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and | al,0FEh | ;Config Bit 0 As 0 |
out | dx,al | ;Config PIN 77 as WDTO# |
C. Select Logical Device 8 | ||
mov | dx, 04eh |
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mov | al, 07h |
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out | dx, al | ;point to Logical Device Number Register |
inc | dx |
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mov | al, 08h ;select Logical Device 8 | |
out | dx, al |
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