外文翻译三星S3C2442B 32位精简指令应用处理器用户手册.docx

外文翻译三星S3C2442B 32位精简指令应用处理器用户手册.docx

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外文翻译三星S3C2442B32位精简指令应用处理器用户手册

英文资料

S3C2442B32-BITRISCAPPLICATIONPROCESSOR

USER’SMANUAL

INTRODUCTION

Thisuser’smanualdescribesSAMSUNG'sSC32442B16/32-bitRISCmicroprocessor.SAMSUNG’sSC32442Bisdesignedtoprovidehand-helddevicesandgeneralapplicationswithlow-power,andhigh-performancemicro-controllersolutioninsmalldiesize.Toreducetotalsystemcost,theSC32442Bincludesthefollowingcomponents.

TheSC32442BisdevelopedwithARM920Tcore,0.13umCMOSstandardcellsandamemorycomplier.Itslow-power,simple,elegantandfullystaticdesignisparticularlysuitableforcost-andpower-sensitiveapplications.ItadoptsanewbusarchitectureknownasAdvancedMicrocontrollerBusArchitecture（AMBA）.

TheSC32442BoffersoutstandingfeatureswithitsCPUcore,a16/32-bitARM920TRISCprocessordesignedbyAdvancedRISCMachines,Ltd.TheARM920TimplementsMMU,AMBABUS,andHarvardcachearchitecturewithseparate16KBinstructionand16KBdatacaches,eachwithan8-wordlinelength.

Byprovidingacompletesetofcommonsystemperipherals,theSC32442Bminimizesoverallsystemcostsandeliminatestheneedtoconfigureadditionalcomponents.Theintegratedon-chipfunctionsthataredescribedinthisdocumentinclude:

◆Around400MHz@1.5Varmand1.5Vinternal,300MHz@1.35Varmand1.35Vinternal,1.8Vmemory,3.3VexternalI/Omicroprocessorwith16KBI-Cache/16KBD-Cache/MMU

◆Externalmemorycontroller（SDRAMControlandChipSelectlogic）

◆LCDcontroller（upto4KcolorSTNand256KcolorTFT）withLCD-dedicatedDMA

◆4-chDMAcontrollerswithexternalrequestpins

◆3-chUARTs（IrDA1.0,64-ByteTxFIFO,and64-ByteRxFIFO）

◆2-chSPls

◆IICbusinterface（multi-mastersupport）

◆IISAudioCODECinterface

◆SDHostinterfaceversion1.0&MMCProtocolversion2.11compatible

◆2-chUSBHostcontroller/1-chUSBDevicecontroller（ver1.1）

◆4-chPWMtimers/1-chInternaltimer/WatchDogTimer

◆8-ch10-bitADCandTouchscreeninterface

◆RTCwithcalendarfunction

◆Camerainterface（Max.4096x4096pixelsinputsupport.2048x2048pixelinputsupportforscaling）

◆130GeneralPurposeI/Oports/24-chexternalinterruptsource

◆Powercontrol:

Normal,Slow,Idle,stopandSleepmode

◆On-chipclockgeneratorwithPLL

FEATURES

◆Architecture

•Integratedsystemforhand-helddevicesandgeneralembeddedapplications.

•16/32-BitRISCarchitectureandpowerfulinstructionsetwithARM920TCPUcore.

•EnhancedARMarchitectureMMUtosupportWinCE,EPOC32andLinux.

•Instructioncache,datacache,writebufferandPhysicaladdressTAGRAMtoreducetheeffectofmainmemorybandwidthandlatencyonperformance.

•ARM920TCPUcoresupportstheARMdebugarchitecture.

•InternalAdvancedMicrocontrollerBusArchitecture（AMBA）（AMBA2.0,AHB/APB）.

◆SystemManager

•Little/BigEndiansupport.

•SupportFastbusmodeandAsynchronousbusmode.

•Addressspace:

128Mbytesforeachbank（total1Gbytes）.

•Supportsprogrammable8/16/32-bitdatabuswidthforeachbank.

•Fixedbankstartaddressfrombank0tobank6.

•Programmablebankstartaddressandbanksizeforbank7.

•Eightmemorybanks:

–SixmemorybanksforROM,SRAM,–TwomemorybanksforROM/SRAM/SynchronousDRAM.

•CompleteProgrammableaccesscyclesforallmemorybanks.

•Supportsexternalwaitsignalstoexpandthebuscycle.

•Supportsself-refreshmodeinSDRAMforpower-down.

•SupportsvarioustypesofROMforbooting（NOR/NANDFlash,EEPROM,andothers）.

◆NANDFlashBootLoader

•SupportsbootingfromNANDflashmemory.

•4KBinternalbufferforbooting.

•SupportsstoragememoryforNANDflashmemoryafterbooting.

•SupportsAdvancedNANDflash

◆CacheMemory

•64-wayset-associativecachewithI-Cache（16KB）andD-Cache（16KB）.

•8wordslengthperlinewithonevalidbitandtwodirtybitsperline.

•Pseudorandomorroundrobinreplacementalgorithm.

•Write-throughorwrite-backcacheoperationtoupdatethemainmemory.

•Thewritebuffercanhold16wordsofdataandfouraddresses.

◆Clock&PowerManager

•On-chipMPLLandUPLL:

UPLLgeneratestheclocktooperateUSBHost/Device.MPLLgeneratestheclocktooperateMCUatmaximum400MHz@1.5Varmand1.5Vinternal,300MHz@1.35Varmand1.35Vinternal,.

•Clockcanbefedselectivelytoeachfunctionblockbysoftware.

—Powermode:

Normal,Slow,Idle,Deep-stopandSleepmode

—Normalmode:

Normaloperatingmode

—Slowmode:

LowfrequencyclockwithoutPLL

—Idlemode:

TheclockforonlyCPUisstopped.

—Stopmode:

Allclocksarestopped.

—Deep-Stopmode:

Armpoweroffinternalclocksarestopped.

—Sleepmode:

TheCorepowerincludingallperipheralsisshutdown.

•WokenupbyEINT[15:

0]orRTCalarminterruptfromSleepmode

◆StackedMemory

•256Mbitor512MbitmSDRx32,VDD=1.8V

•512Mbitor1GbitNandFlashx8,VDD=1.8V

◆Interruptcontroller

•59Interruptsources（OneWatchdogtimer,5timers,9UARTs,24externalinterrupts,4DMA,2RTC,2ADC,1IIC,2SPI,1SDI,2USB,1LCD,1BatteryFault,1NANDand2Camera）

•Level/Edgemodeonexternalinterruptsource

•Programmablepolarityofedgeandlevel

•SupportsFastInterruptrequest（FIQ）forveryurgentinterruptrequest

◆TimerwithPulseWidthModulation（PWM）

•4-ch16-bitTimerwithPWM/1-ch16-bitinternaltimerwithDMA-basedorinterrupt-basedoperation

•Programmabledutycycle,frequency,andpolarity

•Dead-zonegeneration

•Supportsexternalclocksources

◆RTC（RealTimeClock）

•Fullclockfeature:

msec,second,minute,hour,date,day,month,andyear

•32.768KHzoperation

•Alarminterrupt

•Timetickinterrupt

•RTCLowBatteryCheck

◆GeneralPurposeInput/OutputPorts

•24externalinterruptports

•130Multiplexedinput/outputports

◆DMAController

•4-chDMAcontroller

•Supportsmemorytomemory,IOtomemory,memorytoIO,andIOtoIOtransfers

•Bursttransfermodetoenhancethetransferrate

◆LCDControllerSTNLCDDisplaysFeature

•Supports3typesofSTNLCDpanels:

4-bitdualscan,4-bitsinglescan,8-bitsinglescandisplaytype

•Supportsmonochromemode,4graylevels,16graylevels,256colorsand4096colorsforSTNLCD

•Supportsmultiplescreensize

—Typicalactualscreensize:

640x480,320x240,160x160,andothers.

—Maximumframebuffersizeis4Mbytes.

—Maximumvirtualscreensizein256colormode:

4096x1024,2048x2048,1024x4096andothers

◆TFT（ThinFilmTransistor）ColorDisplaysFeature

•Supports1,2,4or8bpp（bit-per-pixel）palettecolordisplaysforcolorTFT

•Supports16,24bppnon-palettetrue-colordisplaysforcolorTFT

•Supportsmaximum16McolorTFTat24bppmode

•LPC3600TimingcontrollerembeddedforLTS350Q1-PD1/2（SAMSUNG3.5”Portrait/256K-color/Reflectivea-SiTFTLCD）

•LCC3600TimingcontrollerembeddedforLTS350Q1-PE1/2（SAMSUNG3.5”Portrait/256K-color/Transflectivea-SiTFTLCD）

•Supportsmultiplescreensize

—Typicalactualscreensize:

640x480,320x240,160x160,andothers.

—Maximumframebuffersizeis4Mbytes.

—Maximumvirtualscreensizein64Kcolormode:

2048x1024,andothers

◆UART

•3-channelUARTwithDMA-basedorinterrupt-basedoperation

•Supports5-bit,6-bit,7-bit,or8-bitserialdatatransmit/receive（Tx/Rx）

•SupportsexternalclocksfortheUARToperation（UEXTCLK）

•Programmablebaudrate

•SupportsIrDA1.0

•Loopbackmodefortesting

•Eachchannelhasinternal64-byteTxFIFOand64-byteRxFIFO.

◆A/DConverter&TouchScreenInterface

•8-chmultiplexedADC

•Max.500KSPSand10-bitResolution

•InternalFETfordirectTouchscreeninterface

◆WatchdogTimer

•16-bitWatchdogTimer

•Interruptrequestorsystemresetattime-out

◆IIC-BusInterface

•1-chMulti-MasterIIC-Bus

•Serial,8-bitorientedandbi-directionaldatatransferscanbemadeatupto100Kbit/sinStandardmodeorupto400Kbit/sinFastmode.

◆IIS-BusInterface

•1-chIIS-busforaudiointerfacewithDMA-basedoperation

•Serial,8-/16-bitperchanneldatatransfers

•128Bytes（64-Byte+64-Byte）FIFOforTx/Rx

•SupportsIISformatandMSB-justifieddataformat

◆USBHost

•2-portUSBHost

•ComplieswithOHCIRev.1.0

•CompatiblewithUSBSpecificationversion1.1

◆USBDevice

•1-portUSBDevice

•5EndpointsforUSBDevice

•CompatiblewithUSBSpecificationversion1.1

◆SDHostInterface

•Normal,InterruptandDMAdatatransfermode（byte,halfword,wordtransfer）

•DMAburst4accesssupport（onlywordtransfer）

•CompatiblewithSDMemoryCardProtocolversion1.0

•CompatiblewithSDIOCardProtocolversion1.0

•64BytesFIFOforTx/Rx

•CompatiblewithMultimediaCardProtocolversion2.11

◆SPIInterface

•Compatiblewith2-chSerialPeripheralInterfaceProtocolversion2.11

•2x8bitsShiftregisterforTx/Rx

•DMA-basedorinterrupt-basedoperation

◆CameraInterface

•ITU-RBT601/6568-bitmodesupport

•DZI（DigitalZoomIn）capability

•Programmablepolarityofvideosyncsignals

•Max.4096x4096pixelsinputsupport（2048x2048pixelinputsupportforscaling）

•Imagemirrorandrotation（X-axismirror,Y-axismirror,and180°rotation）

•Cameraoutputformat（RGB16/24-bitandYCbCr4:

2:

0/4:

2:

2format）

◆OperatingVoltageRange

•Core:

1.5Vfor400MHz,1.35Vfor300MHz

•Internal:

1.5Vfor400MHzand1.35Vfor300MHz

•Memory:

1.8Vfor100MHzor133MHz

•I/O:

3.3V/2.5V

◆OperatingFrequency

•FclkUpto400MHzor300MHz

•HclkUpto133MHzor100MHz

•PclkUpto66MHzor50MHz

◆Package

•332-FBGA

◆BlockDiagram

◆PinAssignments

译文

三星S3C2442B32位精简指令应用处理器用户手册

绪言

该用户手册描述了三星电子公司生产的SC32442B16/32