dialog.asm

简单的虚拟机

	.486
DATA	SEGMENT USE16
MESG1	DB	0DH,0AH,'What is your name?$'
MESG2	DB	'?(Y/N)$'
BUF	DB	30
	DB	?
	DB	30 DUP(?)
DATA	ENDS

CODE	SEGMENT	USE16
	ASSUME	CS:CODE,DS:DATA
BEG:	MOV	AX,DATA
	MOV	DS,AX
AGAIN:	MOV	AH,9
	MOV	DX,OFFSET MESG1
	INT	21H
	MOV	AH,0AH
	MOV	DX,OFFSET BUF
	INT	21H
	MOV	BL,BUF+1
	MOV	BH,0
	MOV	SI,OFFSET BUF+2
	MOV	BYTE PTR[BX+SI],'$'
	MOV	AH,2
	MOV	DL,0AH
	INT	21H
	MOV	AH,9
	MOV	DX,OFFSET BUF+2
	INT	21H
	MOV	AH,9
	MOV	DX,OFFSET MESG2
	INT	21H
	MOV	AH,1
	INT	21H
	CMP	AL,'Y'
	JNE	AGAIN
	MOV	AH,4CH
	INT	21H
CODE	ENDS
	END	BEG