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CypressCY4541EZ－PDCCG4USBType－C控制方案时间：2016-03-3109:45:16作者：Cypress来源：中电网Cypress公司的CY4541EZ-PDCCG4是双路USBType-C控制器,采用M0S8技术和32位48MHzARMCortex-M0MCU技术,集成了128KB闪存和两个完整的Type-C收发器,能为笔记本电脑,电源适配器和坞站提供了完整的双路USBType-C和USB电源传送端口控制解决方案.本文介绍了EZ-PDCCG4主要特性,框图和逻辑框图,EZ-PDCCG4USB-PD子系统框图,以及采用CYPD4225-40LQXIT的CCG4双端口笔记本应用电路图和CY4541EZ-PD™CCG4评估套件(EVK)主要特性,框图,CCG4基板和子板框图,电路图和材料清单.EZ-PD™CCG4isadualUSBType-CcontrollerthatcomplieswiththelatestUSBType-CandPDstandards.EZ-PDCCG4providesacompletedualUSBType-CandUSB-PowerDeliveryportcontrolsolutionfornotebooks,poweradaptersanddockingstations.Itcanalsobeusedindualroleanddownstreamfacingportapplications.EZ-PDCCG4usesCypress’sproprietaryM0S8technologywitha32-bit,48-MHzARM®Cortex®-M0processorwith128KBflashandintegratestwocompleteType-CTransceiversincludingtheType-CterminationresistorsRPandRD.EZ-PD™CCG4isCypress’snewestUSBType-CportcontrollerwithPowerDelivery.CCG4providesatwo-portUSB-CsolutionidealforDesktops,NotebooksandSystemslikePowerBanks,MonitorsandDocks.CCG4isbasedonCypress’sPSoCtechnologywith128KBflashmemorysupportingfail-safebootup.CCG4supportsUpstreamFacingPort(UFP),DownstreamFacingPort(DFP),andDualRolePort(DRP)modes.CCG4reducesBOMbyintegratingfour1WVCONNFETs,Over-VoltageandOver-CurrentProtectionand15kVsystemlevelESDprotection.EZ-PDCCG4主要特性:32-bitMCUSubsystem■48-MHzARMCortex-M0CPU■128-KBFlash■8-KBSRAM■In-systemreprogrammableIntegratedDigitalBlocks■FourintegratedtimersorcounterstomeetresponsetimesrequiredbytheUSB-PDprotocol■Fourrun-timeserialcommunicationblocks(SCBs)withreconfigurableI2C,SPI,orUARTfunctionalityClocksandOscillators■IntegratedoscillatoreliminatingtheneedforexternalclockType-CSupport■Twointegratedtransceivers(basebandPHY)■IntegratedUFP(RD)andcurrentsourcesforDFP(RP)onbothType-Cports■IntegrateddeadbatteryterminationforDRPapplications■SupportstwoUSBType-CportsLow-PowerOperation■2.7-Vto5.5-Voperation■IntegratedVCONNFETstopowerEMCAcables■IndependentsupplyvoltagepinforGPIOthatallows1.71-Vto5.5-VsignalingontheI/Os■Reset:1.0μA,DeepSleep:2.5μA,Sleep:2.5mASystem-LevelESDonCCPins■±8-kVContactDischargeand±15-kVAirGapDischargebasedonIEC61000-4-2level4CHotSwappableIOs■Port1I2CpinsandCC1,CC2pinsarehot-swappablePackages■6.0mmx6.0mm,0.6mm,40-pinQFN■Supportsindustrialtemperaturerange(–40℃to+85℃)EZ-PDCCG4应用:■Notebooks■Poweradapters■Dockingstations图1.EZ-PDCCG4逻辑框图图2.EZ-PDCCG4框图图3.EZ-PDCCG4USB-PD子系统框图图4.采用CYPD4225-40LQXIT的CCG4双端口笔记本应用电路图图5.采用CYPD4125-40LQXIT的CCG4单端口笔记本应用电路图CY4541EZ-PD™CCG4评估套件(EVK)TheCY4541EZ-PD™CCG4EvaluationKit(EVK)isbasedontheCypress’sCCG4dualportType-CPowerDelivery(PD)controllers.EZ-PD™CCG4isadualUSBType-CcontrollerthatcomplieswiththelatestUSBType-CandPDstandards.ThisEVKisprimarilyintendedtobeademonstrationvehicleforType-CPCdesignsthathouseoneortwoType-Cports.CCG4canacteitherasapowerprovider(Source)orasapowerconsumer(Sink).ThekitalsohelpstoevaluateseveralfeaturesontwoType-Cports,usingaDualRolePort(DRP)orSuperSpeedUSBdemo,andaDisplayPortdemo.CY4541EZ-PD™CCG4评估套件(EVK)包括:TwoCCGEVKbaseboardsassembledwithoneCCG4daughtercardOne24-VDCpoweradapter*TwoSuperSpeedType-AtoType-BcablesTwoType-CtoType-AdonglesOneType-Ccable*OneType-AtoMini-BcableOnesetofjumperwiresOnescrewdriverQuickStartGuide图6.CY4541EZ-PD™CCG4评估套件(EVK)外形图图7.CY4541EZ-PD™CCG4评估套件(EVK)系统框图TheCY4541EZ-PDCCG4EVKconsistsoftwoCCGbaseboardsandoneCCG4daughtercard.TheCCG4daughtercardisconnectedtothetwoCCGbaseboardstoevaluatetheCCG4’sdualType-Cportcapability.TheCCGbaseboardconsistsofaDCinputpowersupply,adisplaymultiplexer,aDisplayPortconnector,aSuperSpeedType-Bport,andaType-Cport.TheCCG4daughtercardconsistsoftheCCG4deviceandaUSB-SerialICtoprovideaUSBinterfacefordebugging.CCG4‘sCClinesoftherespectiveType-CinterfaceareconnectedtotheType-CportontheCCGbaseboard.CCG4controlsthedisplaymultiplexeroveranI2Cinterface.TheCY4541EZ-PDCCG4EVKhasapowerproviderandpowerconsumerpathcontrolcircuitrytoshowcaseCCG4’sabilitytoswitchitspowerrolefromaprovidertoaconsumerandvice-versa.ThisEVKhasovervoltageandovercurrentprotectioncircuitryforVBUSandVCONN;italsosupportsprogrammingCCG4devicesoverSWDandI2Cinterfaces.APCwithtwoUSB3.0portsandaDisplayPortalongwiththeCY4541EZ-PDCCG4EVKisequivalenttoaPD-enableddualType-CportPC.图7.CY4541EZ-PD™CCG4评估套件(EVK)建立图TheCCGbaseboardhasanonboardType-CconnectorfortheUSB-PDinterfaceandaCCG4daughtercardinterfaceconnectortoconnecttheCCG4daughtercard.ItalsoincludesaSuperSpeedUSBType-BportandaDisplayPortconnectortosourcevideo.TheSuperSpeedUSBsignalsandDisplayPortsignalsareconnectedtotheType-CconnectorthroughadisplaymultiplexercontrolledbytheCCG4device.ADCpoweradapterprovidesinputvoltagetotheonboardPowerManagementIC(PMIC).TheoutputvoltagefromthePMICcanbeselectedusingtwovoltageselectionlines,controlledbyCCG4.ThisCCGbaseboard,alongwiththeCCG4daughtercard,helpsconvertanydesktopornotebookPCwithlegacyUSBportstooperateasaType-CUSBhost.图8.CCG基板框图图9.CCG基板连接图TheCCG4daughtercardisanevaluationboardwithaCCG4controller(CYPD4225-40LQXIT)andaUSB-SerialBridgeController(CY7C65215)toprovideaUSBinterfacefordebugging.TheCCG4daughtercardmustbea