西电微机原理上机作业完整版(共17页).docx

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1、精选优质文档-倾情为你奉上上机作业（一）指令SRC寻址方式SRC的地址AX推算值AX实际值MOV AX, CX 寄存器寻址00050005MOV AX, 500H 立即寻址05000500MOV AX, TABLE 直接寻址1541:0004A5A4A5A4MOV AX, ES:BX 寄存器间接寻址1542:0004C5C4C5C4MOV AX, BX+05H 寄存器相对寻址1541:0009AAA9AAA9MOV AX, SS:BX+03H 寄存器相对寻址153F:0007B8B7B8B7MOV AX, TABLE BX 寄存器相对寻址1541:0008A9A8A9A8MOV AX, 07H

2、 BX 寄存器相对寻址1541:000BACABACABMOV AX, BP 寄存器间接寻址153F:0003B4B3B4B3MOV AX, TABLE BP 寄存器相对寻址1541:0007A8A7A8A7MOV AX, 08H BP 寄存器相对寻址153F:000BBCBBBCBBMOV AX, BP+06H 寄存器相对寻址153F:0009BAB9BAB9MOV AX, DS:BP+03H 寄存器相对寻址1541:0006A7A6A7A6MOV AX, BP+05H 寄存器相对寻址153F:0008B9B8B9B8MOV AX, ES: SI+03H 寄存器相对寻址1542:0005C6

3、C5C6C5MOV AX, DI+06H 寄存器相对寻址1541:0007A8A7A8A7MOV AX, DI+05H 寄存器相对寻址1541:0006A7A6A7A6MOV AX, TABLE SI 寄存器相对寻址1541:0006A7A6A7A6MOV AX, SI 寄存器间接寻址1541:0002A3A2A3A2MOV AX, TABLE DI 寄存器相对寻址1541:0005A6A5A6A5MOV AX, SI+05H 寄存器相对寻址1541:0007A8A7A8A7MOV AX, BX DI+01H 基址变址且相对寻址1541:0006A7A6A7A6MOV AX, BX SI+03

4、H 基址变址且相对寻址1541:0009AAA9AAA9MOV AX, TABLE BX SI 基址变址且相对寻址1541:000AABAAABAAMOV AX, ES:BX DI 基址变址寻址1542:0005C6C5C6C5MOV AX, BP DI+02H 基址变址且相对寻址153F:0006B7B6B7B6MOV AX, TABLE BP DI 基址变址且相对寻址1541:0008A9A8A9A8MOV AX, ES:BP SI 基址变址寻址1542:0005C6C5C6C5MOV AX, BP SI+05H 基址变址且相对寻址153F:000ABBBABBBAMOV AX, 03H

5、BP DI 基址变址且相对寻址153F:0007B8B7B8B7MOV AX, BP SI 基址变址寻址153F:0005B6B5B6B5MOV AX, BP+02H DI+03H 基址变址且相对寻址153F:0009BAB9BAB9MOV AX, TABLE BP+02H DI+03H 基址变址且相对寻址1541:000DAEADAEAD1. 编写求十进制数和之和的程序，并将和以十进制数的形式送屏幕显示。专心-专注-专业STACK SEGMENT STACK STACKDW 100H DUP(?)TOP LABEL WORDSTACK ENDS ；堆栈段DATA SEGMENTADD1 DD

6、 HADD2 DD HSUM DD ?DATA ENDS ；数据段CODE SEGMENT ；代码段 ASSUME CS:CODE,DS:DATA,SS:STACKSTART: MOV AX,DATA MOV DS,AX MOV AX,STACK MOV SS,AX LEA SP,TOP LEA SI,ADD1 LEA DI,ADD2 MOV AL,SI ADD AL,DI DAA MOV BYTE PTR SUM,AL MOV AL,SI+1 ADC AL,DI+1 DAA MOV BYTE PTR SUM+1,AL MOV AL,SI+2 ADC AL,DI+2 DAA MOV BYTE

7、PTR SUM+2,AL MOV AL,SI+3 ADC AL,DI+3 DAA MOV BYTE PTR SUM+3,AL MOV AX,WORD PTR SUM+2 CALL DISPAX MOV AX,WORD PTR SUM CALL DISPAX MOV AH,4CH INT 21H DISPAL PROC NEAR PUSH AX PUSH CX PUSH DX PUSH AX MOV CL,4 SHR AL,CL CALL CHANG MOV AH,02 MOV DL,AL INT 21H POP AX AND AL,0FH CALL CHANG MOV AH,02 MOV DL

8、,AL INT 21H POP DX POP CX POP AX RETDISPAL ENDPCHANG PROC NEAR CMP AL,10 JNGE CHANG1 ADD AL,7CHANG1: ADD AL,30H RETCHANG ENDPDISPAX PROC NEAR XCHG AL,AH CALL DISPAL XCHG AH,AL CALL DISPAL RETDISPAX ENDPCODE ENDS END START2. 有一个首地址为A的N字数组，请编程序使该数组中的数按从大到小的次序排列。STACK SEGMENT STACK DB 256 DUP(?)STACK E

9、NDSDATA SEGMENTDATA1 DW 7800H,6832H,0000H,87H,1275H,0EC34HSTRING1 DB input number:,0DH,0AH,$STRING2 DB The numbers from large to small is:,0DH,0AH,$DATA ENDSCODE SEGMENTASSUME CS:CODE,DS:DATA,ES:DATA,SS:STACKSTART: MOV AX,DATA MOV DS,AX MOV ES,AX MOV AX,STACK MOV SS,AX LEA DX,STRING1 MOV AH,09H INT

10、21H MOV CX,6 LEA SI,DATA1L1: MOV AX,SI ADD SI,2 CALL DISPAX CALL DISPCR LOOP L1 MOV CX,5 LEA SI,DATA1 ADD SI,10LP1: PUSH CX PUSH SILP2: MOV AX,SI CMP AX,SI-2 JBE NOXCHG XCHG AX,SI-2 MOV SI,AXNOXCHG: DEC SI DEC SI LOOP LP2 POP SI POP CX LOOP LP1 LEA DX,STRING2 MOV AH,09H INT 21H MOV CX,6 LEA SI,DATA1

11、L2: MOV AX,SI ADD SI,2 CALL DISPAX CALL DISPCR LOOP L2 MOV AH,4CH INT 21HDISPAL PROC PUSH AX PUSH CX PUSH DX PUSH AX MOV CL,4 SHR AL,CL CALL CHANG MOV AH,02H MOV DL,AL INT 21HPOP AX AND AX,0FH CALL CHANG MOV AH,02H MOV DL,AL INT 21H POP DX POP CX POP AX RETDISPAL ENDPCHANG PROC CMP AL,10 JNGE CHANG1

12、 ADD AL,7CHANG1: ADD AL,30H RETCHANG ENDP DISPAX PROC XCHG AL,AH CALL DISPAL XCHG AH,AL CALL DISPAL RETDISPAX ENDPDISPCR PROC PUSH AX PUSH DX MOV AH,2 MOV DL,0AH INT 21H MOV AH,2 MOV DL,0DH INT 21H POP DX POP AX RETDISPCR ENDPCODE ENDS END START3.编写如下程序，并在机器上调试成功。程序采用菜单式选择，可以接收用户从键盘输入的四个命令（1-4），各命令功

13、能分别为：（1）按下“1”键，完成字符串小写字母变成大写字母。（2）按下“2”键，完成找最大值（3）按下“3”键，完成排序（4）按下“4”键，结束程序运行，返回系统提示符。DISPL MACRO STR PUSH DX PUSH AX LEA DX,STR MOV AH,09H INT 21H POP AX POP DXENDMISCONTINUE MACRO L DISPS 15,10,SMENU MOV AH,08H INT 21H CMP AL,1BH JNE L JMP MAINENDMCURSOR MACRO CURX,CURY PUSH AX PUSH BX PUSH DX MOV

14、 AH,02H MOV DH,CURX MOV DL,CURY MOV BH,0 INT 10H POP DX POP BX POP AXENDMDISPS MACRO X,Y,STR PUSH AX PUSH BX PUSH DX MOV AH,02H MOV BH,00H MOV DH,X MOV DL,Y INT 10H LEA DX,STR MOV AH,09H INT 21H POP DX POP BX POP AXENDMSCROLL MACRO N,ULR,ULC,LRR,LRC,ATT PUSH AX PUSH BX PUSH CX PUSH DX MOV AH,06H MOV

15、 AL,N MOV CH,ULR MOV CL,ULC MOV DH,LRR MOV DL,LRC MOV BH,ATT INT 10H POP DX POP CX POP BX POP AXENDMPREP MACRO T LEA SI,INBUF+1 LEA DI,OUTBUF SCROLL 21,2,0,22,79,0FH DISPS 3,20,T DISPS 6,2,CAPION DISPS 8,2,INCAP MOV AH,0AH INT 21H MOV CH,0 MOV CL,SI INC SI ENDMSTACK SEGMENT STACK STACK DB 100H DUP(?

16、)TOP LABEL WORDSTACK ENDSDATA SEGMENTBASE DW MAIN,LTC,FMV,SORTS,EXITWELCM DB Welcome to this program!$MMENUC DB Please input the number!$MMENU1 DB 1 -Lowercase Letters To Capital Letters$MMENU2 DB 2 -Find The Maximum figure$MMENU3 DB 3 -Sort$MMENU4 DB 4 -Exit!$ SMENU DB Press Any Key To restart,Pres

17、s ESC To Return To Main Menu!$WROCAP DB WRONG! You have press key! Please input a number between 1 and 4!$CAPION DB Please Input Your Strings and End With Enter Key!$INCAP DB Your Input Is: $INBUF DB 100 DB ? DB 100 DUP(?)OUTCAP DB My Output Is: $OUTBUF DB 100 DUP(?)MAXCAP DB The char of max ASCII i

18、s: .$ERRINF DB ERROR! Please check the format you input!$TDINV DB Invalid time data! Input again!$ NODATCAP DB You have input nothing!$TIME DB 8 DUP (:),12 DUP ( )DATA ENDSCODE SEGMENT ASSUME CS:CODE,DS:DATA,ES:DATA,SS:STACKSTART: MOV AX,DATA MOV DS,AX MOV ES,AX MOV AX,STACK MOV SS,AX LEA SP,TOP LEA

19、 DX,INBUF CLCMAIN: SCROLL 0,0,0,24,79,0 SCROLL 25,0,0,24,79,50H SCROLL 21,2,0,22,79,0FH DISPS 8,20,MMENUC DISPS 10,20,MMENU1 DISPS 12,20,MMENU2 DISPS 14,20,MMENU3 DISPS 16,20,MMENU4ML: CURSOR 19,1DH MOV AH,01H INT 21H CMP AL,31H JL ERROR CMP AL,35H JG ERROR AND AX,00FH LEA BX,BASE SHL AL,1 ADD BX,AX

20、 JMP WORD PTR BX ; CMP AL,1 ; JE LTC ; CMP AL,2 ; JE FMV ; CMP AL,3 ; JE SORTS ; CMP AL,4 ; JE EXIT ERROR: CMP AL,0DH JE MCR MOV WROCAP+23,AL ;Other char MOV WROCAP+24, JMP DMCR: MOV WORD PTR WROCAP+23,RCD: DISPS 20,5,WROCAP ;Show the wrong information JMP MLLTC: CALL LLTOCL ISCONTINUE LTCFMV: CALL

21、FMAXV ISCONTINUE FMVSORTS: CALL SORT ISCONTINUE SORTSEXIT: SCROLL 0,0,0,24,79,0 MOV AH,4CH INT 21H LLTOCL PROC REFLASHL:PREP MMENU1 CMP CL,0 JE REFLASHLLL1: MOV AL,SI CMP AL,a JB MTOB ;NO CHANGE CMP AL,z JA MTOB SUB AL,20H ;ConvertMTOB: MOV DI,AL INC SI INC DI LOOP LL1 MOV BYTE PTR DI,$ DISPS 10,2,O

22、UTCAP DISPS 10,17,OUTBUF RETLLTOCL ENDPFMAXV PROC PUSH BXREFLASHF:PREP MMENU2 CMP CL,0 JE REFLASHF MOV AL,0FL1: CMP AL,SI JA NEXT MOV AL,SINEXT: INC SI LOOP FL1 MOV MAXCAP+26,AL DISPS 10,2,MAXCAP POP BX RET FMAXV ENDPSORT PROC PREP MMENU3 DEC CX ADD SI,CX MOV BYTE PTR SI+1,$LP1: PUSH CX PUSH SILP2:

23、MOV AL,SI CMP AL,SI-1 JBE NOXCHG XCHG AL,SI-1 MOV SI,ALNOXCHG: DEC SI LOOP LP2 POP SI POP CX LOOP LP1 DISPS 10,2,OUTCAP DISPS 10,17,INBUF2 RETSORT ENDPBCDASC PROC NEAR PUSH BX CBW MOV BL,10 DIV BL ADD AL,30H MOV TIMESI,AL INC SI ADD AH,30H MOV TIMESI,AH INC SI POP BX RETBCDASC ENDPCODE ENDSEND START按下4键