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CC2531USBHardware User’sGuide swru221a swru221a 2/14 TableofContents 1 Introduction..................................................................................................................................3 2 AboutthisManual........................................................................................................................3 3 Acronyms.....................................................................................................................................4 4 Definitions.....................................................................................................................................5 5 GettingStarted.............................................................................................................................7 6 UsingSmartRF05EBasanIn-CircuitEmulator(ICE)..................................................................9 6.1 TheDebugInterface................................................................................................................9 7 USBDongleHardwareDescription............................................................................................10 7.1 UserInterface........................................................................................................................10 7.2 DebugConnector..................................................................................................................10 7.3 RFPerformanceofAntenna..................................................................................................11 8 USBDongleReferenceDesignandSchematics.......................................................................12 9 References..................................................................................................................................13 10 GeneralInformation...................................................................................................................14 10.1 DocumentHistory..............................................................................................................14 swru221a 3/14 1Introduction ThankyouforpurchasingaCC2530DevelopmentKit. TheCC2530isTexasInstrument’ssecondgenerationZigBee/IEEE802.15.4compliantSystem-on- Chipwithanoptimized8051MCUcoreandradioforthe2.4GHzunlicensedISM/SRDband.This deviceenablesindustrialgradeapplicationsbyofferingstate-of-the-artnoiseimmunity,excellentlink budget,operationupto125degreesandlowvoltageoperation. Inaddition,theCC2530providesextensivehardwaresupportforpackethandling,databuffering,burst transmissions,dataencryption,dataauthentication,clearchannelassessment,linkqualityindication andpackettiminginformation.TheCC2530productfolderontheweb[10]hasmoreinformation,with datasheets,userguidesandapplicationnotes. TheCC2531isidenticaltoCC2530,withtheadditionofabuiltinfullspeedUSB2.0compliant interface. TheCC2530DevelopmentKitincludesallthenecessaryhardwaretoproperlyevaluate,demonstrate, prototypeanddevelopsoftwaretargetingnotonlyIEEE802.15.4orZigBeecompliantapplications,but alsoproprietaryapplicationsforwhichaDSSSradioisrequiredorwanted. 2AboutthisManual ThismanualcoverstheCC2531USBdonglefoundintheCC2530DevelopmentKitandtheCC2530 ZigBeeDevelopmentKit. ThemanualcoverstheCC2531USBDonglehardwarecomponentofaUSBdevelopmentframework. Pleasereferto[3]foradescriptionoftheaccompanyingUSBFirmwareLibraryandapplication examples. swru221a 4/14 3Acronyms CDCCommunicationsDeviceClass DKDevelopmentKit EBEvaluationBoard EMEvaluationModule EMKEvaluationModuleKit HIDHumanInterfaceDevice ICIntegratedCircuit ICEInCircuitEmulator KBKiloByte(1024byte) LEDLightEmittingDiode LPRFLowPowerRF MCUMicroController NCNotconnected RFRadioFrequency RXReceive SoCSystemonChip TITexasInstruments TXTransmit UARTUniversalAsynchronousReceiveTransmit USBUniversalSerialBus swru221a 5/14 4Definitions SmartRF05EB TheSmartRF05EB(evaluationboard)isthemain boardinthekitwithawiderangeofuser interfaces: 3x16characterserialLCD FullspeedUSB2.0interface UART LEDs SerialFlash Potentiometer Joystick Buttons TheEBistheplatformfortheevaluationmodules (EM)andcanbeconnectedtothePCviaUSBto controltheEM. CC2530EM TheCC2530EM(evaluationmodule)containsthe RFICandnecessaryexternalcomponentsand matchingfiltersforgettingthemostoutofthe radio.Themodulecanbepluggedintothe SmartRF05EB. UsetheEMasreference designforRFlayout. Theschematicsare includedattheendofthisdocumentandthe layoutfilescanbefoundonthewebCC2530 ProductPage[10]. CC2531USBDongle TheCC2531USBDongleisafullyoperational USBdevicethatcanbepluggedintoaPC.The donglehas2LEDs,twosmallpush-buttonsand connectorholesthatallowconnectionofexternal sensorsordevices.Thedonglealsohasa connectorforprogramminganddebuggingofthe CC2531USBcontroller. Thedonglecomespreprogrammedwithfirmware suchthatitcanbeusedasapacketsniffer device. Antenna 2.4GHzantennaTitanisfromAntenova. swru221a 6/14 SoCSystemonChip.Acollectivetermusedtorefer toTexasInstrumentsICswithon-chipMCUand RFtransceiver.Usedinthisdocumentto referencetheCC2530and2531. ICEInCircuitEmulator.ICEfunctionalityisbuiltinto theSmartRF05EBandtheCCDebugger USBsoftwareapplicationexamplesApplicationexamplesusingtheCC2531USB DongletogetherwithaCC2530EM. USBFirmwareLibrary AlibraryoflowlevelUSBfirmwarewhichisused byalltheUSBsoftwareexamples. swru221a 7/14 5GettingStarted MakesuretoinstallSmartRF Studio before connectingtheSmartRF05EBtoaPC.Byinstallingit,the requiredWindowsdriverswillbeprovidedwhenconnectingtheSmartRF05EB. SmartRFStudio[4]isaPCapplicationforWindowsthathelpsyoufindandadjusttheradioregister settings.Pleasesee[4]forinstructionsondownloadingandinstallation. Thedonglecomespreprogrammedwithfirmwaresuchthatitcanbeusedasapacketsnifferdevice. ForprogrammingthedevicewithotherfirmwareanexternalICEisneeded.TheSmartRF05EB 1 canbe usedtoprogramtheUSBdongle.TheCC2531hasa2wiredebuginterfacethatisusedforchip programminganddebugging.WhenconnectingthisinterfacetotheSmartRF05EB,theCC2531canbe programmedfromtheSmartRFFlashProgrammersoftware[2]anddebuggedfromIAREmbedded Workbench.ToconnecttheCC2531USBDongletotheSmartRF05EB,followthesesteps: 1.TurnofftheSmartRF05EBpowerbymovingthepowerswitchshowninFigure2totheleft position. 2.Removeanyevaluationmodules(EMs)attachedtotheSmartRF05EB. 3.ConnecttheSmartRF05EBtoaPCwiththesuppliedUSBcable. 4.ConnecttheUSBDongletotheExtSoCDebugheader(P3)onSmartRF05EBwiththesupplied 10pincableandadapterboard(seeFigure1).Makesurepin1onthedongleisconnectedto pin1onP3.ThiscableconnectsthedebuginterfaceandGNDbetweenthetwodevices; howevertheUSBDongleisnotpoweredthroughthiscable. 5.PowertheCC2531USBDongle.Topowerthedongletherearetwooptions: PoweredwithaUSBCable UsethesuppliedUSBextensioncabletoconnecttheUSBDongletothePC(see Figure1). PoweredfromtheSmartRF05EB MountresistorR2ontheCC2531USBDongleandresistorR30ontheSmartRF05EB. TheCC2531USBDongleshouldonlybepoweredbyoneofthetwosourcesatatime.Donot connecttheUSBcabletotheUSBDonglewhileitispoweredfromtheSmartRF05EB. 6.TurnonthepowerontheSmartRF05EB(seeFigure2). 1 ItisalsopossibletousetheSmartRF04EBortheCCDebuggertoprogramthedevice. swru221a 8/14 Figure1-CC2531USBDongleconnectedtoSmartRF05EB Figure2-SmartRF05EBpowerswitch,poweron. TheCC2531cannowbeprogrammedwiththeSmartRFFlashProgrammersoftware.Thefirmwareon theCC2531canalsobedebuggedusingtheIAREmbeddedWorkbenchdebugger.Pleaseseethe “SmartRFFlashProgrammerUser’sManual”formoredetails[2]. Pleaseseethe“CC2530DevelopmentKitUserManual”[1]formoreinformationontheSmartRF05EB andhowtousetheCC2530EM. swru221a 9/14 6UsingSmartRF05EBasanIn-CircuitEmulator(ICE) ThedebuginterfaceontheSmartRF05EBiscontrolledbytheUSBMCU.Thisallowsboth programmingandanemulatorinterfaceoverUSB,whichmakestheSmartRF05EBusableasanICE fortheCC2531dongle. TousetheSmartRF05EBasICE,theIAREmbeddedWorkbenchsoftwarefor8051architecture (EW8051)mustbeinstalled.TheEmbeddedWorkbenchisanintegrateddevelopmentenvironmentwith acompletetool-chainsuchasCCompiler,Simulator,andICEdebugger.Pleasesee[1]forinstructions onhowtosetuptheICEdebuggerforuseasanICE. WhentheSmartRF05EBwithaSoCisconnectedtoaPCwiththeUSBport,thedebuggerinIAR EW8051willconnecttoitwhenstarted.IfseveralSmartRF05EBsareconnectedtoUSBports simultaneously,aselectionwindowwilldisplaytheconnectedevaluationboards,andtheusercan selectwhichdevicetoload. 6.1TheDebugInterface ForcustomPCB’swiththeCC2531SoC,itisrecommendedtoincludeapinheaderortestpointsto allowin-circuitemulationorprogrammingusingaSmartRF05EBorother3rdpartyprogrammingtools. TheUSBDonglecanbeusedasareference. VDDnote :TheSmartRF05EBincludesavoltageconvertertosupportprogramminganddebuggingof externalsystemswithdifferentvoltagethantheSmartRF05EB. WhenusingSmartRF05EBasemulatorforexternaltargetdebugginganyevaluationmodule(EM)must beremoved. Figure3showstherequiredsignalforaminimumconnectorlayoutonexternaltarget. Figure3-MinimumDebugConnectorPinout(topview) swru221a 10/14 7USBDongleHardwareDescription Figure4-CC2531USBDongle 7.1UserInterface TheCC2531USBDonglehastwobuttonsandtwoLEDsthatcanbeusedtointeractwiththeuser. Table1showswhichCC2531signalsareconnectedtowhatIOonthedongle. IO Connector CC2531 Dongle UserIO CC2531 1P0.2GreenLEDP0.0 2P0.3RedLEDP1.1 3P0.4ButtonS1P1.2 4P0.5ButtonS2P1.3 5P1.7 6P1.6 7P1.5 8P1.4 Table1-CC2531USBDonglePinout 7.2DebugConnector TheCC2531USBdonglecanbeconnectedtoaSmartRFEvaluationBoardfordebuggingand programming. IOConnector MeandredF-antenna CC2531F256 ButtonS1 ButtonS2 LEDs Debugconnector Voltageregulator swru221a 11/14 Figure5-CC2531USBDongleconnectedtoSmartRF05EB ThedebugconnectorontheCC2531USBDonglematchesthedebugconnectorontheSmartRF05EB (andtheCCDebugger).Notethat,bydefault,theCC2531dongleisnotpoweredthroughthedebug connector,soanexternalpowersourcemustbeusedwhileprogramming.Theeasiestsolutionisto connectittoaUSBportonthePC.Alternatively,resistorR2canbemounted.Thetablebelowshows thepinoutofthedebugconnector. Pin# Connection 1GND 2VCC 3CC2531P2.2(DC) 4CC2531P2.1(DD) 5NC 6NC 7CC2531RESET 8NC 9OptionalexternalVCC(R2mustbemounted) 10NC Table2-CC2531USBDongleDebugConnector 7.3RFPerformanceofAntenna WhiletheCC2531USBDonglehasaPCBantennadesignedasameanderedinvertedFantenna. TheperformanceofthePCBantennaontheUSBDonglewillbeaffectedbyitsnearbysurroundings. Therefore,whenpluggedintodifferentcomputersoraUSBextensioncabledifferencesintheRF performancemustbeexpected.Also,iftheUSBDongleisputinsideacasing,thematerialanddesign oftheenclosurewillinfluencetheantenna’sperformance.FortheCC2531USBDonglethemaximum antennagainmeasuredis5.3dBi.Thismeansthatdutycyclingorreductionofoutputpowermightbe neededtoensurecompliancewithregulatorylimits.Pleasesee[8]formoreinformationaboutSRD regulationsinthe2.4GHzISMband.TheperformanceoftheantennaoftheCC2531USBDongleis furtherdescribedin[9]. swru221a 12/14 8USBDongleReferenceDesignandSchematics Referto[1]fortheschematicsoftheCC2531USBDongle. swru221a 13/14 9References [1]CC2530DKDevelopmentKitUserManual (swru208) [2]SmartRFFlashProgrammer (swrc044) [3]SmartRFPacketSniffer (swrc045) [4]SmartRFStudio (swrc046) [5]CCUSBFirmwareLibraryandExamples (swrc088) [6]CCUSBSoftwareExamplesUser’sGuide (swru222) [7]SmartRF05EBUser’sGuide (swru210) [8]AN032–SRDRegulationforLicense-FreeTransceiverOperationinthe2.4GHzBand (swra060) [9]AN043–SmallSize2.4GHzPCBAntenna (swra117) [10]CC2530ProductWebSite( http://focus.ti.com/docs/prod/folders/print/cc2530.html ) swru221a 14/14 10GeneralInformation 10.1DocumentHistory Revision Date Description/Changes SWRU221A2009.07.31UpdatedinfoabouthowtoconnectdongletoSmartRF05EB.Correctedtypos. 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