Lanner electronics EM-535 Series Manual page 58

APPENDIX A.
To use the watch-dog timer :
Enable and retrigger the Watch-Dog timer: 443H
Step 1.
Disable: O441
Step 2.
EX.1: For DOS
Execute the DEBUG.EXE file under DOS, Then key-in O443 . The system will reboot automatically
according to the time-out you set.
Enable
C:\DOS> DEBUG
O 443 0~F
EX.2: For assemble Language
Enable :
MOV
IN AL, DX
Disable :
IN AL, 441H
HOW TO USE WATCH-DOG TIMER
:
:
DX, 443H
:
:
:
:
:
:
Disable
C:\DOS> DEBUG
O 441 0~F
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