定义代码段起始, 在代码段存数据

assume cs:code

code segment

    dw 0123h,0456h,0789h,0abch, 0defh,0321h,0654h,0987h
    
start: 
    mov ax,0
    mov bx,0
    
    mov cx,8
    s: add ax,cs:[bx]
    add bx,2
    loop s
    
    mov ax,4300h
    int 21h
code ends

end start

 

dw: 定义一个字 2 Bytes.