 | 一个基础的汇编实例，用来实现输入一个个位数N，然后响铃N次（响铃的ASCII值为07）
DATAS SEGMENT
MESSAGE DB ’PLEASE INPUT A NUMBER TO RING$’
DATAS ENDS
STACKS SEGMENT
STACKS ENDS
CODES SEGMENT
ASSUME CS:CODES,DS:DATAS,SS:STACKS
START:
MOV AX,DATAS
MOV DS,AX
PRINT: MOV AL,9
LEA DX,MESSAGE
INT 21
MOV AH,01H
INT 21H
CMP AL,3AH
JGE PRINT
CMP AL,30H
JL PRINT
MOV CX,0000H
AND AX,00FFH
MOV CL,AL
SUB CX,30H
MOV DL,01H
AGAIN: MOV AH,02H
INT 21H
LOOP AGAIN
MOV AH,4CH
INT 21H
CODES ENDS
END START
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