APPENDIX
;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 ;[]================================================ Unlock_Chip Proc Near
mov dx, 4Eh mov al, 0AAh out dx, al ret
Unlock_Chip Endp ;[]================================================
;Name : Write_Reg
;IN : CL - register index
;AL - Value to write
;OUT : None ;[]================================================ Write_Reg Proc Near
push ax mov dx, 4Eh mov al,cl out dx,al pop ax
inc dx out dx,al ret
Write_Reg Endp ;[]================================================
IB935 User’s Manual | 57 |