t4.asm

来自「关于8086汇编程序的编写」· 汇编 代码 · 共 28 行

stack segment stack'stack'
      dw 32 dup(?)
stack ends
data segment
TABLE DB 3FH,06H,5BH,4FH,66H,6DH,7DH,07H,7FH,6FH,77H,7CH,39H,5EH,79H,71H
data ends
code segment
begin proc far
assume ss:stack,cs:code,ds:data
push ds
sub ax,ax
push ax
mov ax,data
mov ds,ax
MOV AH,1
INT 21H
MOV BX,OFFSET TABLE
SUB AL,30H
MOV AH,0
ADD BX,AX
MOV AL,[BX]
MOV DX,0B890H
OUT DX,AL
ret
begin endp
code ends
end begin