APPENDIX
23
;[]================================================
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
;[]================================================
; Name
: Read_Reg
; IN : CL - register index
; OUT
: AL - Value to read
;[]===================================================
Read_Reg Proc Near
mov
al,
cl
mov
dx,
4Eh
out
dx,
al
inc
dx
in
al,
dx
ret
Read_Reg Endp
;[]================================================
