34 lines
513 B
NASM
34 lines
513 B
NASM
; 实验六-2: 宏定义与调用二 - 数值显示宏
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; 功能: 定义宏实现数值显示功能
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DATAS SEGMENT
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NUM DB 5
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DATAS ENDS
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STACKS SEGMENT
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DB 64 DUP(?)
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STACKS ENDS
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CODES SEGMENT
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ASSUME CS:CODES, DS:DATAS, SS:STACKS
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; 宏定义
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; 功能：显示数字0-9
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; 参数：DL=数字
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DISP_NUM MACRO
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ADD DL, 30H ; 转换为ASCII码
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MOV AH, 02H
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INT 21H
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ENDM
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START:
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MOV AX, DATAS
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MOV DS, AX
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MOV DL, NUM
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DISP_NUM
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MOV AH, 4CH
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INT 21H
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CODES ENDS
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END START |