INSTALLATIONS
mov al, 01h |
|
mov cl, 30h |
|
call Write_Reg | ;watchdog enabled |
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, 2Eh mov al, 87h out dx, al out dx, al ret
Unlock_Chip Endp ;[]================================================
;Name : Lock_Chip
;IN : None
;OUT : None
MB865 User’s Manual | 25 |
