Spartan-6 FPGA Configuration

Spartan-6FPGAConfigurationUserGuideUG380(v2.6)June20,2014Spartan-6FPGAConfigurationUserGuide(v2.6)June20,2014NoticeofDisclaimerTheinformationdisclosedtoyouhereunder(the“Materials”)isprovidedsolelyfortheselectionanduseofXilinxproducts.Tothemaximumextentpermittedbyapplicablelaw:(1)MaterialsaremadeavailableASISandwithallfaults,XilinxherebyDISCLAIMSALLWARRANTIESANDCONDITIONS,EXPRESS,IMPLIED,ORSTATUTORY,INCLUDINGBUTNOTLIMITEDTOWARRANTIESOFMERCHANTABILITY,NON-INFRINGEMENT,ORFITNESSFORANYPARTICULARPURPOSE;and(2)Xilinxshallnotbeliable(whetherincontractortort,includingnegligence,orunderanyothertheoryofliability)foranylossordamageofanykindornaturerelatedto,arisingunder,orinconnectionwith,theMaterials(includingyouruseoftheMaterials),includingforanydirect,indirect,special,incidental,orconsequentiallossordamage(includinglossofdata,profits,goodwill,oranytypeoflossordamagesufferedasaresultofanyactionbroughtbyathirdparty)evenifsuchdamageorlosswasreasonablyforeseeableorXilinxhadbeenadvisedofthepossibilityofthesame.XilinxassumesnoobligationtocorrectanyerrorscontainedintheMaterialsortonotifyyouofupdatestotheMaterialsortoproductspecifications.Youmaynotreproduce,modify,distribute,orpubliclydisplaytheMaterialswithoutpriorwrittenconsent.CertainproductsaresubjecttothetermsandconditionsofXilinx’slimitedwarranty,pleaserefertoXilinx’sTermsofSalewhichcanbeviewedat’sTermsofSalewhichcanbeviewedat©Copyright2009–2014Xilinx,Inc.Xilinx,theXilinxlogo,Artix,ISE,Kintex,Spartan,Virtex,Zynq,andotherdesignatedbrandsincludedhereinaretrademarksofXilinxintheUnitedStatesandothercountries.PCI,PCIExpress,PCIe,andPCI-XaretrademarksofPCI-SIG.Allothertrademarksarethepropertyoftheirrespectiveowners.UG380(v2.6)June20,2014:InTheHigh-SpeedPriorityOption,changedtheconfigurationdatasizeto3.6Mb(XC6SLX16).InFPGADensityMigrationonpage21,changedtherequiredconfigurationmemorysizeto2.6Mb(XC6SLX9)and3.6Mb(XC6SLX16).InProtectingtheFPGABitstreamagainstUnauthorizedDuplication,clarifiedwhichSpartan-6deviceshaveAESdecryptionlogic.Chapter2:RemovedthecautionstatementfollowingTable2-1.InFigure2-2,Figure2-3,Figure2-6,Figure2-7,Figure2-12,andFigure2-20,changedVCCO_2resistorto2.4kΩ.;addedVFSandVBATTports,addedtheSUSPENDpin,andaddedfournotestotheendoftheNotessectionfollowingeachfigure.InFigure2-2andFigure2-6,removed“either2.5Vor3.3V”fromnoteaboutSpartan-6FPGAVCCO_2andthePlatformFlashPROMVCCOsupplyinputs.InNote12underFigure2-12andNote10underFigure2-20,includedPLLlockwait.InFigure2-2,changedPROGRAM_Bpull-uppowertoVCCO_2.RemovedSlaveDINfromFigure2-4.AddedsentenceaboutSelectMAPunavailabilitytothefirstparagraphofSelectMAPConfigurationInterface.AddedsentenceabouttogglingtotheBUSYdescriptioninTable2-3.InFigure2-6,addeda4.7kΩpull-uptoPROGRAM_B.AddedBUSYtoNote14underFigure2-6.Added“configurationand”toNote2underFigure2-7.MovedplacementofTable2-6andTable2-7.RemovedmentionofWinbond’sSPIflashfromTable2-6.ChangedthefirstparagraphofCSI_B.RevisedtheRDWR_Bsection.InNote1underFigure2-9,indicatedthatCSI_Bcannotbedeassertedduringthesyncword.InFigure2-12,changed3.3VtoVCCO_2.InMasterBPIConfigurationInterface,updatedthedevicesandpackagesthatdonotsupporttheBPIinterface;indicatedA22andA23arenotintheCSG225package;andadded“topboot”toparallelNORflash.InTable2-7,removedthereferencetotheBYTE#portintheHDCandLDCdescriptions.InFigure2-20,connectedVCCO_1andBYTE#toVCCO_1andaddedpull-upresistorstoFCS_B,FOE_B,andFWE_B.AddedNote5and6afterFigure2-20.RemovednoteaboutCCLKbeingfreefromreflectionstoavoiddoubleclockinginBoardLayoutforConfigurationClock(CCLK).Chapter4:ChangedthelastsentenceinthefirstparagraphofICAP_SPARTAN6.InthefirstparagraphofSTARTUP_SPARTAN6,changedEOStoconfiguration.Chapter5:Throughoutthischapter,includedwaitingforPLLstolockalongwithDCMs.InTable5-1,addedrowsforVFS,VBATT,andRFUSE;addedNote4;andchangedpinnameCMP_CS_BtoCMPCS_Bandupdateditsdescription.TransferredFPGAI/OPinSettingsDuringConfigurationfromChapter1andReservingDual-PurposeConfigurationPins(Persist)fromChapter2.InFPGAI/OPinSettingsDuringConfiguration,indicatedthatalluserI/Oshaveoptionalpull-ups.AddedNote3toTable5-2.InTable5-3,addedNote1andrevisedNote2.InTable5-5,changedthevaluesinthe“TotalNumberofConfigurationBits”column.InDevicePower-Up(Step1),changedthesecondandthirdparagraphsandadded-4tothefourthparagraph.InTable5-11,addedVFSandVCCO_5;changedVFSandVBATTdescriptions;deleted“Value”and“Units”columns;addedNotes1,4,and5;andupdatedNote2toaddVFS.Chan