微機原理及應(yīng)用雙語知到章節(jié)答案智慧樹2023年山東科技大學(xué)

微機原理及應(yīng)用(雙語）知到章節(jié)測試答案智慧樹2023年最新山東科技大學(xué)第一章測試

WhatkindofdevicedoestheMCS-51microcontrollerbelongto?()

參考答案:

8-bitdevice

TheoperationoftakinganumberfrommemoryintotheCPUiscalled().

參考答案:

READ

The8951microcontrollercontains（）

參考答案:

EEPROM

Whatisthehighestaddressinamemorysystemwith16datalines?（）

參考答案:

65535

Whatarethebasicactionsthatamicroprocessorcancarryout?

參考答案:

Taking

anumberfrommemory(READ);Arithmeticoperations;

Putting

anumberintomemory(WRITE);Making

decisionsabouttheprogramroute(jumpsandsubroutinecalls);Logicaloperations(bitmanipulation)

第二章測試

IninternalRAM,onlyoneofthefourregisterbanksisinusedatanytimewhentheprogramisrunning.（）

參考答案:

對

Whenusinganexternalcrystalforthe8051clock,whatvaluesofcapacitorsshouldbeconnectedtoit?（）

參考答案:

30pF

Onthe8051whatisthestoragesize(inbits)ofaccumulatorA?()

參考答案:

8bit

Whichporthasalternatefunctionpins?

()

參考答案:

Port3

Whichtypeofmemoryorganization

isusedbytheMCS-51microcontrollers?

參考答案:

Harvard

第三章測試

WhatisthejumprangeofinstructionLJMP?（）

參考答案:

64KB

WhatistheaddressingmodeofthesecondoperandintheinstructionMOVXA,@DPTR?（）

參考答案:

Indirect

IfMOV(direct)isusedforaddress87hwhichtypeofmemoryisaccessed?（）

參考答案:

SFRs

TheStackPointerwillbedecrementedwhenaPUSHoperationismade?()

參考答案:

錯

WhichinstructionwillclearthelownibbleofAifA=C5h?

參考答案:

ANLA,

#0F0h

第四章測試

WhatisthejumprangeofinstructionCJNEorDJNZ?（）

參考答案:

256B

Whatistheaddressofthesecondoperandintheinstruction：MOVCA,@A+DPTR?

AssumeDPTR=1000h,A=80h.（）

參考答案:

1080h

Whichprogrammingtypesdoestheassemblylanguagebelongto?（）

參考答案:

Linear

Whatarethebasciprogramsturctureinassemblylanguage?()

參考答案:

Subroutinestructure

;Branchingstructure

;Sequentialstructure

;Loopstructure

WhichPseudo-instructioncanputbytesinROMmemory?()

參考答案:

DB

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第五章測試

Howmanyinterruptsourcesaretherein8051?（）

參考答案:

5

TheEAbitinIEregisterdoesnotactuallyenableallinterrupts,butallowsthemtobeenabledseparately.（）

參考答案:

對

For8051,eachinterruptcausestheprogramtojumpdirectlytoanaddressatwhichanISRislocated.（）

參考答案:

對

InanISR(InterruptServiceRoutine),whichofthefollowinginstructionsmustbeincluded?（）

參考答案:

Returnfrominterruptinstruction

Howmanyinterruptsareenabledafterrunningthisinstruction“MOVIE,#05h”?

參考答案:

0

第六章測試

Fortimers,whichmodeproducesan8-bitauto-reloadtimer?（）

參考答案:

Mode2

WhichregistercanweusetosetupthemodeofoperationofTimer0?（）

參考答案:

TCON

Fortheserialport,whichmodeisan8-bitUART?（）

參考答案:

Mode1

WhereistheparitybitinanRS232packet?（）

參考答案:

Afterdatabits

Howmanymodescanweuseinatimer/counter?

參考答案:

4

第七章測試

Namethethreetypesofbuswhichareusedwhenexternalmemoryisconnectedtothe8051.

()

參考答案:

Addressbus

;Controlbus

;Databus

WhenusingexternalRAM,whichportisusedforthelowaddressbyte?（）

參考答案:

Port0

Ifweneedtoexpandan8031byadding32KbytesofcodememoryEPROM,howmanyaddresslinesshouldbeconnectedbetweenthe8031andtheEPROM?（）

參考答案:

15

Ifan8031chipisconnectedtoanexternalEPROM,WhichlinecangenerateasignaltoenablereadingofdatafromtheEPROM?（）

參考答案:

/PSEN

IftheprogramisstoredentirelyinanexternalEPROM,whatvoltagemustbeappliedtothe/EAPINonthe8051?（）

參考答案:

0volts

第八章測試

Thereare8analoginputchannelsthatbeconnectedtotheADC0809.（）

參考答案:

對

HowmanybitsarerequiredtoselectwhichanalogchannelisactiveontheADC0809?（）

參考答案:

3

InordertousetheDAC0832,anexternaloperationalamplifiermustbeconnected.（）

參考答案:

對

Howmanyportpinswouldbeusedtoconnecta6*4matrixkeypadtoan8051(excludingtheinterruptinput)?（）

參考答案:

10

Whatarethecommonformsthattheinternalwiringofthe7-segmentdisplaycantake?(）

參考答案:

Commonanode;Commoncathode

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第九章測試

Inalmostallcases,exceptcompletelytrivialinstances,thedesignofamicrocontroller-basedsystemmustbeatop-downactivity.Thismeansthatonemustlookfirstatthebroadpictureandthenrefineitdowntosystemsandsub-systemsinbothhardwareandsoftware.（）

參考答案:

對

Thelowestleveloferrorscomprisesthosethatresultfromincorrectuseoftheassemblylanguage,andtheseareknownassyntaxerrors.（）

參考答案:

對

Whicherrorsbelongtosyntaxerrorofassemblylanguage?

()

參考答案:

Symbolnotdefine

;Wrongrepresentationofnumbers

;Misspellingofinstructions

;Incorrectaddressingmodes

Thebasi