用8086汇编语言编写程序，接受从键盘上输入的一个两位十进制数字，这个数经过BCD码处理，以十六进制显示出 8086汇编语言中BCD码怎么转换？
8086\u5c06\u7ed9\u5b9a\u7684\u4e8c\u8fdb\u5236\u65701234\u3002\u8f6c\u6362\u6210\u4e8c\u8fdb\u5236\u7f16\u7801\u7684\u5341\u8fdb\u5236bcd\u7801\u4e8c\u8fdb\u5236\u7f16\u7801\u7684\u5341\u8fdb\u5236\u6570\uff0c\u7b80\u79f0BCD\u7801(Binarycoded Decimal). \u8fd9\u79cd\u65b9\u6cd5\u662f\u75284\u4f4d\u4e8c\u8fdb\u5236\u7801\u7684\u7ec4\u5408\u4ee3\u8868\u5341\u8fdb\u5236\u6570\u76840\uff0c1\uff0c2\uff0c3\uff0c4\uff0c5\uff0c6 \uff0c7\uff0c8\uff0c9 \u5341\u4e2a\u6570\u7b26\u30024\u4f4d\u4e8c\u8fdb\u5236\u6570\u7801\u670916\u79cd\u7ec4\u5408\uff0c\u539f\u5219\u4e0a\u53ef\u4efb\u9009\u5176\u4e2d\u768410\u79cd\u4f5c\u4e3a\u4ee3\u7801\uff0c\u5206\u522b\u4ee3\u8868\u5341\u8fdb\u5236\u4e2d\u76840\uff0c1\uff0c2\uff0c3\uff0c4\uff0c5\uff0c6\uff0c7\uff0c8\uff0c9 \u8fd9\u5341\u4e2a\u6570\u7b26\u3002\u6700\u5e38\u7528\u7684BCD\u7801\u79f0\u4e3a8421BCD\u7801\uff0c8.4.2.1 \u5206\u522b\u662f4\u4f4d\u4e8c\u8fdb\u6570\u7684\u4f4d\u53d6\u503c\u3002 \u70b9\u51fb\u6b64\u5904\u5c06\u7ed9\u51fa\u5341\u8fdb\u5236\u6570\u548c8421BCD\u7f16\u7801\u7684\u5bf9\u5e94\u5173\u7cfb\u8868\u3002
\u628a30H\u7684\u6570\u53d6\u51fa\u6765
\u5206\u914d\u5728bx\u4e2d
bh\u548cbl\u4e24\u4e2a\u90fd\u90fd\u52a0\u4e0a3
\u628a
\u628abh\u7684\u503c\u8d4b\u7ed9\u5730\u5740\u4e3a41H\u4e0a\uff0cbh\u7684\u503c\u8d4b\u7ed940H
DISP_STR MACRO X ;宏定义.
MOV DX, OFFSET X
MOV AH, 9
INT 21H
ENDM
;----------------------
DATA SEGMENT ;数据段.
MSG1 DB 13, 10, 'Please Input : $'
MSG3 DB 13, 10, 'The HEX is : $'
x DW ? ;存放新输入数据.
DATA ENDS
;----------------------
CODE SEGMENT ;代码段.
ASSUME CS: CODE, DS: DATA
START:
MOV AX, DATA
MOV DS, AX
;--------------------------------
IN_LOOP:
DISP_STR MSG1 ;宏调用，提示 Please Input :
;--------------------------------
MOV x, 0 ;数据清零.
_INX:
MOV AH, 1 ;输入字符.
INT 21H
;--------------------------------
CMP AL, 13 ;回车?
JE _IN_END ;是则结束输入.
CMP AL, '0'
JB IN_LOOP ;小于'0'，不是数字.
CMP AL, '9'
JA IN_LOOP ;大于'9'，不是数字.
SUB AL, '0'
MOV CL, AL
MOV CH, 0
MOV AX, x
MOV BX, 10 ;老数据乘以10
MUL BX
ADD AX, CX ;加上新数据.
MOV x, AX ;保存.
CMP AX, 99
JA IN_LOOP
JMP _INX
;--------------------------------
_IN_END:
DISP_STR MSG3 ;宏调用，提示 The HEX is :
MOV AX, x
MOV BX, 16
MOV CX, 0
D_1:MOV DX, 0
DIV BX
ADD DL, '0'
CMP DL, 3AH
JB ZZZ
ADD DL, 7
ZZZ:
PUSH DX
INC CX
CMP AX, 0
JNE D_1
MOV AH, 2
D_2:POP DX
INT 21H
LOOP D_2
;--------------------------------
MOV AH, 4CH
INT 21H
;--------------------------------
CODE ENDS
END START
;=====================
学汇编，要用到哪些软件
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绛旓細assume cs:csegcseg segment hextab db '0123456789ABCDEF' A dd 11118888H b dd 33339444H c dd 0start: mov ax, cseg mov ds, ax mov ax, word ptr a add ax, word ptr b mov word ptr c, ax mov ax, word ptr a+2 adc ax, word ptr b+2 mov word ptr ...
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绛旓細;绋嬪簭鍚嶇О:HEX2TOASCII ;鍔熻兘:2浣嶅崄鍏繘鍒舵暟杞珹SCII鐮 ;鍏ュ彛鍙傛暟:AL ;鍑哄彛鍙傛暟:AX ;涓存椂绌洪棿:CH:鏆傚鏁版嵁锛孋L:绉讳綅娆℃暟 ;璋 鐢:HEX1TOASCII锛氫竴浣岺EX杞崲ASCII鐮 ;浣 鑰:;鍒涘缓鏃ユ湡:2009-11-06 ;鍒涘缓鏃堕棿:23:12 ;绋嬪簭鐗堟湰锛;--- HEX2TOASCII PROC MOV CH, AL ;鏆傚瓨鏁版嵁 ...
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绛旓細30h int 10h loop b0 mov al,'B' int 10h retprintBin endpprintDec proc near push bx xor cx, cx mov bx, 10d0: xor dx, dx div bx xor dx, 0e30h push dx inc cx cmp ax, 0 jnz d0d1: pop ax int 10h loop d1 ...
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绛旓細浣犵煡閬撶殑锛屾妸鏁版嵁娈典腑鐨勭鍙ｅ湴鍧鏀逛负浣犵殑璁＄畻鏈哄彲璇嗗埆鐨8255A鐨勭鍙ｅ湴鍧 ;浠庨敭鐩樻帴鏀舵暟瀛楋紝鍦ㄤ竷娈垫暟鐮佺涓婃樉绀 data segment ioport equ 2400h-0280h io8255a equ ioport+288h io8255b equ ioport+28bh led db 3fh,06h,5bh,4fh,66h,6dh,7dh,07h,7fh,6fh mesg1 db 0dh,...
