四位高速低功耗微控制器芯片的設(shè)計研究.pdf

1、天津大學(xué)碩士學(xué)位論文四位高速低功耗微控制器芯片的設(shè)計研究姓名：龐科申請學(xué)位級別：碩士專業(yè)：微電子學(xué)與固體電子學(xué)指導(dǎo)教師：張生才20040201ABSTRACTInthisthesis，weproposecircuitstructureandVLSIimplementationofa4bithighspeedandlowpowerembeddedmicrocontroller(MCU4)Notonlyhasittheadvantageof

2、favorableperformance，hi【ghspeed，lowpowerandgoodcompatibilitybutalsobepossessedofabundantresource，nicerinstructionsystemandadvanceddevelopt001Therefore，thefunctionoftheproductismorepowerful，thedifficultyofprogrammingislow

3、erandthedevelopmentoftheproductismucheasierandmoreeffectiveThischipcanimplementthefunctionoforiginalimportedchipusedinremotecontrolcompletelyandcansubstitutetheimportedchipAccordingtothepopulartopdownICdesignmethodnowada

4、ys，thethesisintroducesthe4bitmicrocontrollerdesignfromsystemdesign，moduledesign，instructionsystemandtheirexecutetiming，synthesisandP&RtosomedetailsItusesPIC，MCS51，KSseriesmicrocontrollerforreferenceanditsinstructionsyste

5、missimilartoPICl6C5XItadoptsRlSC，twolevelpipeline，twodatabusesandcombinationlogictechnologyandmakesitselfhavetheadvantagesofhighSpeedandlowpowerThismicrocontrollerhasmulticlocksystemfourclockstochoosethroughtheprogram，an

6、dhasthreestates：normal，sleepandstopTllismicrocontrollerhasabundantresourceswith4Kx8ROMand5124RAMInaddition，onthebaseofusingSamsungKSseriesforreference，weadoptreferenceinstruction(REF)Whensomeinstructionsrepeatmanytimesin

7、theprogram，wecanputtheminaspecifiedROMlocationandthenexecutethemthroughREFinstmctionwithonlyonebyte，SOitCansaveROMandincreaseprogramlengthrelativelyMCU4has104instructionsinwhich48instructionsarerelatedtEFInthethesis，webe

8、ginwiththesystemideaofdesigningMCU4Wethenprogresstoabriefdiscussofthestructureanddetailofallmodulesinthesystem，inwhichweemphasizethediscussionofthedesignofALU，Registers，Timer0／1，WDTandLCDdrivercircuitThenwegoOiltodiscuss

9、themethodandtheflowofsystemsynthesisandPlace&RouteNowwehavecompletedthedesignandimplementationofthecoreofthe4bitmicrocontrollerFromtheresultofstimulationandvalidationthismicrocontrollerrealizesthefunctionexpectedandachie