IBT Technologies MB860, Руководство пользователя

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INSTALLATIONS
24 MB860 User’s Manual
; 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
;[]================================================