XLAT转码：以DS:【BX+AL】为地址，提取存储器中的一个字节再送入AL

data segment
    a db 1,2,3,4,5,6,7,8,9
    b dw 0  ;sum of a
    table db 11h,22h,33h,44h,55h,66h,77h,88h,99h    
ends

code segment
start:  
    mov ax,data
    mov ds,ax
    mov si,offset a
    mov cx,offset b - offset a  ;array bytes length
    s:
    mov al,[si]
    mov ah,0
    add b,ax
    inc si
    loop s   
    
    ;test xlat
    mov bx,offset table
    mov al,0
    xlat       
    
    mov ax, 4c00h
    int 21h    
ends

end start