阐释单片机外文翻译

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1、阐释单片机外文翻译阐释单片机外文翻译___AT89C2051微控制器的指令导读：单片机外文翻译---AT89C2051微控制器的指令AT89C2051MicrocontrollerInstructions1.1Features?patiblemableFlashMemoryEndurance:1,000Hz?TMemoryLock??128x8-BitInternalRAM15ProgrammableI/OLines?Ter/Counters?SixInterruptSources?Programm

2、ableSerialUARTChannel?DirectLEDDriveOutputs?On-ChipAnalogparator?LoanceCMOS8-bitmicroputermableanderasablereadonlymemory(PEROM).ThedeviceismanufacturedusingAtmel’shighdensitynonvolatilememorytechnologyandispatibleonolithicchip,theAtmelAT89C2051isapoicr

3、oputeranyembeddedcontrolapplications.TheAT89C2051providesthefolloer/counters,afivevectortwo-levelinte345678910阐释单片机外文翻译___AT89C2051微控制器的指令导读：单片机外文翻译---AT89C2051微控制器的指令rruptarchitecture,afullduplexserialport,aprecisionanalogparator,on-chiposcillatorandc

4、lockcircuitry.Inaddition,theAT89C2051isdesignedodes.The1IdleModestopstheCPUer/counters,serialportandinterruptsystemtocontinuefunctioning.ThePoAandcandriveLEDdisplaysdirectly.When1sarewrittentoPort1pins,theycanbeusedasinputs.WhenpinsP1.2toP1.7areusedasi

5、nputsandareexternallypulledlow,theywillsourcecurrent(IIL)becauseoftheinternalpullups.Port1alsoreceivescodeda345678910阐释单片机外文翻译___AT89C2051微控制器的指令导读：单片机外文翻译---AT89C2051微控制器的指令taduringFlashprogrammingandprogramverification.Port3Port3pinsP3.0toP3.5,P3.7ar

6、esevenbidirectionalI/OpinsA.aybeused.Todrivethedevicefromanexternalclocksource,XTAL2shouldbeleftunconnectedentsonthedutycycleoftheexternalclocksignal,sincetheinputtotheinternalclockingcircuitryisthroughadivideby-tinimumandmaximumvo345678910阐释单片机外文翻译___

7、AT89C2051微控制器的指令导读：单片机外文翻译---AT89C2051微控制器的指令ltagehighandloespecificationsmustbeobserved.1.6SpecialFunctionRegistersAmapoftheon-chipmemoryareacalledtheSpecialFunctionRegister(SFR)spaceisshoaynotbeimplementedonthechip.Readaccesses.totheseaddressesdata,a

8、ndinateeffect.Usersoftaybeusedinfutureproductstoinvokeneicalandcost-effectivememberofAtmel’sgroilyofmicrocontrollers.Itcontains2Kbytesofflashprogrammemory.ItisfullypatiblemedusingtheMCS-51instructionset.Houstkeepinmindthisdevice.Allthei