《微型計(jì)算機(jī)原理及應(yīng)用》習(xí)題答案和實(shí)驗(yàn)

PAGEPAGE19《微型計(jì)算機(jī)原理及應(yīng)用》習(xí)題參考答案及實(shí)驗(yàn)項(xiàng)目［1］題（1）64HDCHECH（4）14H題（1）0110010101111100（2）1101101010000000題31D3～D023題81D02D18D78題（1）2131MB/s（2）3200MB/s222.1題（1）C=0P=1A=0Z=0S=1O=1（2）C=1P=0A=1Z=0S=1O=0（3）C=0P=1A=1Z=0S=0O=02.2題2-7。其中，8086MN/MX改接+5V；ALE、DENDT/R改由8086輸出；取消8086輸出的S2～S0信號(hào)，去掉總線控制器8288。2.32.3.12.42.3.22.52.3.32.6題：參考表2-2。［第3章］題MOV PUSH AXPOPFMOV AL,45HADD AL,35HDAAMOV AL,86HSUB DASMOV AL,08HMOV BL,07HMUL AAMMOV MOV BL,08HAADDIV BL題[403H][402H][401H][400H]=508850883.3題MOVSI,OFFSETMULDMOVDI,OFFSETRESULTMOVBL,05HMOVCX,4MOVDH,0AGAIN:MOVAL,[SI]MULBLAAMADDAL,DHAAAMOV[DI],ALMOVDH,AHINCSIINCDILOOPAGAINHLT3.4題MOVSI,OFFSETDBUF1MOVDI,OFFSETDBUF2MOVCX,100AGAIN:MOVAL,[SI]CMPAL,50HJNANEXTMOV[DI],ALINCDINEXT:INCSILOOPAGAINHLT3.5題（1）BX=0002H(7)BX=02B1H(2)BX=0FC6H(8)BX=2B18H(3)BX=F539H(9)BX=82B1H(4)BX=0FC4H(10)BX=2B18H(5)BX=2B18H(11)BX=02B1H(6)BX=02B1H3.6(1)AX=10H(2)BX=05A8H(3)CL=06HCH=00H3.73.8

MOV SI,OFFSETSTR1MOV DI,OFFSETSTR2ADD DI,100MOV CLDREP HLTMOV BX,100SUB BX,4MOV CLDAGAIN:MOV SI,OFFSETADD SI,DXMOV DI,OFFSETMOV CX,5REPE CMPSBJZ FOUNDINC DXDEC BXJNZ AGAINMOV DL,’N’MOV AH,2INT 21HJMP EXITFOUND:MOV MOV AH,2INT 21HEXIT:MOV INT 21H[第4章]題AX=AA88HAL=33HAL=40H AH=00H題DATA SEGMENTSTR1 DB’ABCDE’,95DATA ENDSEDATA SEGMENTSTR2 DB’12345’,95DUP(′5′),100DUP(?)EDATA ENDSCODE SEGMENTASSUMECS:CODE,DS:DATA,ES:EDATASTART: MOV AX,DATAMOV DS,AXMOV AX,EDATAMOV ES,AXMOVSI,OFFSETMOVDI,OFFSETADDDI,100MOV CLDREP HLTCODE ENDSEND START題DATA SEGMENTSTR1 DB′ABCDE12345′,90DUP(′A′)COUNT1 EQUDATA ENDSEDATA SEGMENTSTR2 DB′E1234′COUNT2 EQUEDATA ENDSCODE SEGMENTASSUMECS:CODE,DS:DATA,ES:EDATASTART: MOV AX,DATAMOV DS,AXMOV AX,EDATAMOV ES,AXMOV BX,COUNT1SUB BX,COUNT2-1MOV CLDAGAIN: MOV SI,OFFSETADD SI，DXMOV DI，OFFSETMOV CX，COUNT2REPE CMPSBJZ FOUNDINC DXDEC BXJNZ AGAINMOV DL’N’MOV AH，2INT 21HJMP EXITFOUN：MOV MOV AH，2INT 21HEXIT： MOV INT 21HCODE ENDSEND START題DATA SEGMENTVAR DB COUNT EQU $-VARDATA ENDSCODE SEGMENTASSUMESTART:MOV AX,DATAMOV DS,AXMOV CX,COUNTDEC CXL1: PUSH PUSH MOV AL,[BX]INC BXL2: CMP JBE L3XCHG AL,[BX]L3: INC BXLOOP L2POPBXMOV[BX],ALINCBXPOPCXLOOPL1HLTCODEENDSENDSTART4.5題DATA SEGMENTMESS DB’WELCOME’,0DH,0AH,’$’DATA ENDSCODESEGMENTASSUMECS:CODE,DS:DATASTART:MOVAX,DATAMOVDS,AXAGAIN:MOVAH,2INT1AHMOVBL,DHCALLDISPADDBL,10HCMPBL,60HJBNEXTSUBBL,60HNEXT:MOVAH,2INT1AHMOVAL,DHCMP,AL,BLJNZNEXTMOVAH,1INT16HJNZEXITJMPAGAINDISPPROCNEARMOVDX,OFFSETMESSMOVAH,9INT21HRETDISPENDPEXIT:MOVAH,4CHINT21HCODEENDSENDSTART題CODE SEGMENTASSUMESTART:MOV AH,2CHINT 21HMOV BL,CHMOV CL,4CALL BCDROL BL,CLCALL DISPROL BL,CLCALL DISPCALL CRLFMOV AH,1INT 16HJNZ EXITJMP STARTBCD PROC NEARMOV MOV CBWDIV BLSHL AL,CLOR AL,AHMOV RETBCD ENDPDESP PROC NEARMOV DL,BLAND DL,0FHADD DL,3OHMOV AH,2INT RETDISP ENDPCRLF PROC NEARMOV DL,0DHMOV AH,2INT 21HMOV DL,0AHINT RETCRLF ENDPEXIT: MOV AH,4CHINT21HCODEENDSENDSTART[第5章]題821642164A7～A0A7～A0WERASCASRASCASDINDOUT引腳連D7～D0。題227256127256CSOE74LS138227256CSOE74LS138A14～A0D7～D0分別接系統(tǒng)總線中相應(yīng)的信號(hào)線。此外，74LS138G1端接地址線A19，G2BA18的反相信號(hào)，G2AMEMRC、B、AA17～A15。題228F010WEMWTC信號(hào)，OEMRDCA16～A0分別接至系統(tǒng)數(shù)據(jù)總線上的A17～A1128F010228F010D15～D8。5.4題：參考5.3.1節(jié)。5.5題：參考5.4節(jié)。[第6章]題OUT ODH,ALMOV AL,OOHOUT 02H,ALMOV AL,08HOUT 02H，ALMOV AL，07HOUT 83H,ALMOV AL,OFFHOUT 03H,ALMOV AL,07HOUT 03H,ALMOV AL,89HOUT OBH,ALMOV AL,OOHOUT 08H,ALOUT OEH,AL題分析可知，82530號(hào)計(jì)數(shù)器控制字為34H,計(jì)數(shù)初值為2710HMOV DX,203HMOV AL,34HOUT DX,ALMOV DX,200HMOV AL,10HOUT DX,ALMOV AL,27HOUT DX,AL題分析可知，8253036H,N02710H;156H,N108HN0N1＝2710H×08H)。MOV DX,203HMOV AL,36HOUT DX,ALMOV DX,200HMOV AL,10HOUT DX,ALMOV AL,27HOUT DX,ALMOV DX,203HMOV AL,56HOUT DX,ALMOV DX,201HMOV AL,08HOUT DX,AL題DATA SEGMENTMESS DB‘Interrupt！$’MASKl DB ?MASK2 DB ?DATA ENDSSTACK SEGMENTSTA DB50DUP(?)TOP EQU LENGTH STASTACK ENDSCODESEGMENTASSUMECS：CODE，DS：DATA，SS：STACKSTART：MOVAX，DATAMOVDS，AXMOVAX，STACKMOVSS，AXMOVSP，TOPCLIMOVAX，3571HINT21HPUSHESPUSHBXPUSHDSMOVAX，SEGINTPMOVDS，AXMOVDX，0FFSETINTPMOVAX，2571HINT2lHPOPDSMOVDX，21HINAL，DXMOVMASKl，ALANDAL，0FBH0UTDX，ALMOVDX，0A1HINAL，DXMOVMASK2，ALANDAL，0FDHOUTDX，ALMOVCX,10STIAGAIN:HLTLOOPAGAINJMPEXITINTPPROCNEARCLIMOVDX,OFFSETMESSMOVAH,9INT21HMOVDX,20HMOVAL,20HOUTDX,ALMOVDX,0A0HMOVAL,20HOUTDX,ALSTIIRETINTPENDPEXIT:CLIMOVAL,MASK1MOVDX,21HOUTDX,ALMOVAL,MASK2MOVDX,0A1HOUTDX,ALPOPBXPOPESMOVAX,ESMOVDS,AXMOVDX,BXMOVAX,2571HINT21HSTIMOVAH,4CHINT21HCODEENDSENDSTART[第7章]題B4HA6HC2H題STACK SEGMENTSTA DB 50DUP(?)TOP EQULENGTHSTACK ENDSCODE SEGMENTASSUMECS:CODE,SS:STACKSTART:MOV AX,STACKMOV SS,AXMOV SP,TOPMOV MOV AL,80HOUT DX,ALAGAIN:MOV DX,21AHMOV AL,OFEHOUTDX,ALCALLDELAYMOVAL,OFDHOUTDX,ALCALLDELAYMOVAL,OFBHOUTDX,ALCALLDELAYMOVAH,1INT16HJNZEXITJMPAGAINDELAYPROCNEARPUSHDXMOVSI,2NEXT1:MOVAH,2INT1AHMOVBL,DHNEXT2:MOVAH,2INT1AHMOVAL,DHCMPAL,BLJNZNEXT2DECSIJNZNEXT1POPDXRETDELAYENDPEXIT:MOVAH,4CHINT21HCODEENDSENDSTART題6-44I/O8255A18255ACS74LS138Y228255ACS74LS138Y3端；每片的數(shù)據(jù)線D7～D0PCIORWRIOWRESETPC7.4題：參考7.2.1節(jié)。7.5題DATA SEGMENTMESS DB’NOWSENDDATA’,0DH,0AH,’$’DATA ENDSSTACK SEGMENTSTADB100DUP(0)TOPEQULENGTHSTASTACKENDSCODE SEGMENTASSUMECS:CODE,DS:DATA,SS:STACKSTART:MOV AX,DATAMOV DS,AXMOV AX,STACKMOV SS,AXMOV SP,TOPMOV DX,3FBHMOV AL,80HOUT DX,ALMOV DX,3F8HMOV AL，60HOUT DX，ALMOV DX，3F9HMOV AL，00UT DX，ALMOV DX，3FBHMOV AL，0AH0UT DX，ALMOV DX，3FCHMOV AL，13H0UT DX，ALMOV DX，0FFSETMOV AH，9INT 21HAGAlN：MOV INT 16HCMP AL，lBHIZ EXITMOV DX，3F8HOUT DX，ALM()V WAITT:IN AL，DXTEST JZ WAITTMOV DX，3F8HIN AL，DXCMP AL，0DHIZ CRLFMOV DL，ALMOVAH，2INT21HJMPAGAINCRLF：MOVDL，0DHMOVAH，2INT21HMOVDL，0AHINT2lHJMPAGAINEXIT：MOVAH，4CHINT21HCODEENDSENDSTART[第8章]題DATA SEGMENTDABUF DB 10H，20H，30H，40H，50H，60H，80HDB MESS DB 0DH，0AH，′PLEASEMEASURE!$′DATA ENDSCODE SEGMENTASSUME CS：CODE，DS：DATASTART：MOVAX，DATAMOVDS，AXMOVBX，0FFSETDABUFMOVCX，16ACAIN：MOVDX，208HMOVAL［BX］0UTDX，ALINCDX0UTDX，ALMOVDX，0FFSETMESSMOVAH，9INT2lHMOVAH，00HINT16HINCBXL00PAGAINMOVAH，4CHINT21HCODE ENDSENDSTART題DAC0832CSI/O址譯218～21FHIOW；ILE（5V；WR2XFERDGND，其它引腳的接法同本書8-4。題DATA SEGMENT ATADBUF DB300DUP(?)DATA ENDSCODE SEGMENTASSUME START:MOV AX,DATAMOV DS,AXMOV SI,OFFSETMOV CX,300CONV: MOV DX,210HOUT DX,ALMOV DELA: DEC DIJNZ DELAIN AL,DXMOV [SI],ALMOV BL,ALPUSH CXMOV CL,4ROL BL,CLCALL DISPROL BL,CLCALL DISPMOV DL,20HMOV AH,2INT 21HINT 21HPOP CXINC SILOOP CONVJMP DISP PROC MOV DL,BLAND DL,OFHADD DL,30HCMP DL,3AHJB PRINADD PRIN: MOV INT21HRETDISPENDPEXZT:MOVAH,4CHINT21HCODEENDSENDSTART實(shí)驗(yàn)項(xiàng)目101、2、3、5、8TPC-116的實(shí)驗(yàn)板（TPC-1。CPU實(shí)驗(yàn)?zāi)康模菏煜PU指令的尋地方式及指令功能。2.13.13.2及運(yùn)行結(jié)果。其中，3.2匯編語言程序設(shè)計(jì)（一）實(shí)驗(yàn)?zāi)康模菏煜し种С绦?、子程序的設(shè)計(jì)，以及顯示運(yùn)行結(jié)果的方法。PRESSAKEY:”的提示信息。當(dāng)按下一個(gè)鍵時(shí)，在提示信息的后面顯示此鍵的掃描碼和ASCIIESC0～9、A～JASCII（4.3.4MESSODH,OAH）匯編語言程序設(shè)計(jì)（二）實(shí)驗(yàn)?zāi)康模菏煜ぱh(huán)程序的設(shè)計(jì)及在程序運(yùn)行過程中輸入數(shù)據(jù)。1～2015（4.3.51COUNTDBMOVDX,OFFSETMESS1NEXT，DOSDECCOUNTJNZNEXT）存儲(chǔ)器的擴(kuò)充和讀寫PC/ISA5-46116A10～A0J2、J3、J41、235H61162K并顯示此數(shù)碼表示的字符。本實(shí)驗(yàn)需在DOS6.2HIMEM（5.2.1）中斷控制實(shí)驗(yàn)?zāi)康模菏煜ぶ袛嗫刂破?259A的功能及中斷向量設(shè)置。IRQ05“Interruption91”。參考程序如下：DATASEGMENTMESSDBODH,OAH,’INTERRUPTION91$’DATAENDSSTACKSEGMENTSTADB100TOPEQULENGTHSTACKENDSCODE SEGMENTASSUME MOV AX,DATAMOV DS,AXMOV AX,STACKMOV SS,AXMOV CLIMOV AX,351CHINT 21HPUSH ESPUSH BXPUSH DSMOV AX,CSMOV DS,AXMOV DX,OFFSETMOV AX,251CHINT 21HPOP DSMOV DX,OFFSETMOV AH,9INT 21HMOV STIAGAIN:CMP CX,91JZ NE