a11-3.asm

汇编语言的设计

STACK SEGMENT STACK
	DW 64 DUP(?)
STACK ENDS
DATA  SEGMENT
TABLE	DB 33H, 33H, 3DH, 33H, 26H, 26H, 26H, 26H, 2DH, 2DH, 26H, 2DH, 33H
	DB 33H, 33H, 33H, 33H, 33H, 4DH, 45H, 3DH, 3DH, 3DH, 45H, 4DH, 45H
	DB 45H, 45H, 45H, 45H, 45H, 45H, 45H, 33H, 33H, 3DH, 33H, 26H, 26H
	DB 26H, 28H, 2DH, 2DH, 26H, 26H, 33H, 33H, 33H, 33H, 45H, 3DH, 39H
        DB 39H, 39H, 52H, 4DH, 4DH, 4DH, 4DH, 4DH, 4DH, 4DH, 4DH, 2DH, 2DH
	DB 26H, 26H, 26H, 26H, 26H, 26H, 28H, 28H, 2DH, 28H, 26H, 26H, 26H
	DB 26H, 2DH, 28H, 26H, 2DH, 2DH, 33H, 3DH, 4DH, 45H, 45H, 45H, 45H
	DB 45H, 45H, 45H, 45H, 33H, 33H, 3DH, 33H, 26H, 26H, 26H, 28H, 2DH
	DB 2DH, 26H, 2DH, 33H, 33H, 33H, 33H, 33H, 33H, 45H, 3DH, 39H, 39H
	DB 39H, 52H, 4DH, 4DH, 4DH, 4DH, 4DH, 4DH, 4DH, 4DH, 00H
DATA  ENDS
CODE  SEGMENT
	ASSUME CS:CODE,DS:DATA

START:  MOV AX,DATA
 	MOV DS,AX
	MOV BX,OFFSET TABLE
	MOV AL,[BX]
	MOV AH,00H
A1:	MOV DL,25H
	MUL DL
	PUSH AX
	MOV AL,0B7H
	OUT 43H,AL
	POP AX
	OUT 42H,AL
	MOV AL,AH
	OUT 42H,AL
	INC BX
	MOV AH,00H
	MOV AL,[BX]
	TEST AL,0FFH
 	JZ A3
	MOV CX,77FFH
A2:	PUSH AX
	POP AX
	LOOP A2
        JMP A1
A3:	MOV BX,OFFSET TABLE
 	MOV AL,[BX]
	MOV AH,00H
	JMP A1
CODE ENDS
     END START