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APPENDIX
IB704 User’s Manual
45
call Lock_Chip
ret
Enable_And_Set_Watchdog
Endp
;[]===============================================
; Name
: Disable_Watchdog
; IN : None
; OUT
: None
;[]===============================================
Disable_Watchdog
Proc Near
call Unlock_Chip
mov cl, 07h
mov al, 08h
call Write_Reg
;switch to LD8
xor al, al
mov cl, 0F6h
call Write_Reg
;clear watchdog timer
xor al, al
mov cl, 30h
call Write_Reg
;watchdog disabled
call Lock_Chip
ret
Disable_Watchdog
Endp
;[]===============================================
; Name
: Unlock_Chip
; IN : None
; OUT
: None
;[]===============================================
Unlock_Chip
Proc Near
mov dx, 4Eh
mov al, 87h
out dx, al
out dx, al
ret
Unlock_Chip
Endp
;[]================================================
; Name
: Lock_Chip
; IN : None
; OUT
: None
Summary of Contents for IB704
Page 1: ...IB704 AMD Geode LX800 PC 104 Plus CPU Module USER S MANUAL Version 1 0...
Page 4: ...iv IB704 User s Manual This page is intentionally left blank...
Page 8: ...INTRODUCTION 4 IB704 User s Manual Board Dimensions...
Page 38: ...BIOS SETUP 34 IB704 User s Manual This page is intentionally left blank...
Page 45: ...DRIVERS INSTALLATION IB704 User s Manual 41 This page is intentionally left blank...
Page 51: ...APPENDIX IB704 User s Manual 47 This page is intentionally left blank...