p83.asm

本程序是汇编语言的一些基本功能的组合

DATA SEGMENT
 NUM DB 01000101B
 BUF DB 0DH,0AH,'(NUM)='
 STR DB 4 DUP(?)
DATA ENDS
STACK SEGMENT STACK
 DB 200 DUP(0)
STACK ENDS
CODE SEGMENT
 ASSUME DS:DATA,SS:STACK,CS:CODE
START:
 MOV AX,DATA
 MOV DS,AX
 LEA DI,STR
 MOV AL,NUM
 MOV CL,4
 SHR AL,CL
 OR AL,30H
 MOV [DI],AL
 INC DI
 MOV AL,NUM
 AND AL,0FH
 OR AL,30H
 MOV [DI],AL
 INC DI
 MOV BYTE PTR [DI],'H'
 INC DI
 MOV BYTE PTR [DI],'$'
 LEA DX,BUF
 MOV AH,9
 INT 21H
 MOV AH,4CH
 INT 21H
CODE ENDS
 END START