Practical 1Introduction to lab hardwaresoftwareWord文档格式.docx

Practical 1Introduction to lab hardwaresoftwareWord文档格式.docx

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∙DataInputs:

Din0,Din1

∙SelectInput:

Sel

∙DataOutput:

Dout

ItsLogicFunctionis:

whenSel=0,Dout=Din0;

whenSel=1,Dout=Din1.ItsBooleanLogicEquationis:

Dout=Din0*Sel+Din1*/Sel.Followthenextstepstocreate,designandimplementtheabove2-to-1multiplexer.

DesignSteps

Step1:

CreateanewprojectusingISE:

Clickthestartmenu,andtypeinProject.Thenlookfor"

64-bitProjectNavigator"

andclickonit.YoumayuseotherwayslaunchXilinxISE.

AfterISEislaunched,wewillcreateanewprojectinFile->

NewProject…

Createanewprojectunderthedirectory“C:

\Tem"

oranotherdirectoryofyourchoice,andgivetheprojectadescriptivenamesuchas\Lab0VHDL"

.Westronglyreckonyousaveallyourprojects.Alsosetthe“Top-levelsourcetype:

"

to“HDL"

.Click“Next"

.

TheSpartan3StarterKitPCBboardusesaXilinxSpartan3XC3S200FPGAchipwhichispackagedinaflatthin256-pin（FT256）BallGridArray,somakethefollowingchanges.Click“Next"

whenyouaredone.

Thenextpagedisplaysasummaryofthenewproject.Click“Finish"

whenyou'

redonetoexit.

Step2:

CreatecircuitusingVHDLfile

ClickonProject->

NewSource...

SelectVHDLmoduleandgivethefileanameandclick“Next”.

Addtheportnamesanddirectionsasshown.

Click“Finish"

toexitthewizard.

Addthefollowinglineofcode:

Dout<

=（Din0andnotSel）or（Din1andSel）;

SavethefileandproceedtoSynthesize.

Selectthefiletobesynthesizedanddouble-clickon“Synthesize"

.Youcanalsoright-clickon“Synthesize"

andselectRun.

Step3:

InputandOutputPinPlanning

Weneedaconstraintsfiletoensurethatinputsandoutputsgotothedesiredpins.

SelectProject->

Click"

ImplementationConstraintsFile"

intheleftframeandtypeinthenamefortheconstraintsfile,forexample"

mux21"

.Thenclick"

Next"

and"

Finish"

Doubleclickonthe"

I/OPinPlanning（PlanAhead）-Post-Synthesis"

under"

UnderConstraints"

tolaunchPlanAhead.

Step4:

ImplementDesign

Doubleclickon“ImplementDesign”touseyourconstraint

Double-clickon“GenerateProgrammingFile"

togenerateFPGAconfigurationdatafilesuchas“21MUX.bit”.

Step5:

ProgramFPGA

Connectthe5VDCpowercabletothepowerinputonthedemoboard（J4）.

ConnectthedownloadJTAG-USBcablebetweenthePCparallelportandthedemoboard（J7）.Carefullynotethepositionofthelabelonthecable.

Start“Adept”Software,whichcandownloadthebitfileontotheFPGAthroughJTAG-USBcable.

YoucaneitherchoosetoprogramFPGAforPROM.

VerifyyourimplementationandshowyourresulttotheTutorformarkingwhenyouareready.

Task2:

Implementthenextbasiclogicfunctionsfollowingthesamestepsabove.Youneedtodefineindependentprojectforeachofthefunctionsbelow:

∙ANDGate

∙ORGate

∙NANDGate

∙Exclusive-NORGate

Task3:

Implementthenext74XX30chip:

Task4:

UsetheK-MAPtosimplifytheBooleanfunctioninproductofsums,andimplementthesimplifiedlogic,andverifyitbycomparingwiththeTruthTable.

F（A,B,C,D）=