EZ-USB_TRM

EZ-USB®TechnicalReferenceManualDocument#001-13670Rev.*CCypressSemiconductor198ChampionCourtSanJose,CA95134-1709Phone(USA):800.858.1810Phone(Intnl):408.943.2600[+]Feedback2EZ-USB®TechnicalReferenceManual,Document#001-13670Rev.*CCopyrightsCopyrightsCopyright©2002-2010CypressSemiconductorCorporation.Allrightsreserved.Cypress,theCypressLogo,andEZ-USBareregisteredtrademarksandMoBL-USBandReNumerationaretrademarksofCypressSemiconductorCorporation.MacintoshisaregisteredtrademarkofAppleComputer,Inc.WindowsisaregisteredtrademarkofMicrosoftCorporation.SmartMediaisatrademarkofToshibaCorporation.Allotherproductorcompanynamesusedinthismanualmaybetrademarks,registeredtrademarks,orservicemarksoftheirrespectiveowners.PurchaseofI2CcomponentsfromCypressoroneofitssublicensedAssociatedCompaniesconveysalicenseunderthePhilipsI2CPatentRightstousethesecomponentsinanI2Csystem,providedthatthesystemconformstotheI2CStandardSpecificationasdefinedbyPhilips.AsfromOctober1st,2006PhilipsSemiconductorshasanewtradename-NXPSemicon-ductors.TheinformationinthisdocumentissubjecttochangewithoutnoticeandshouldnotbeconstruedasacommitmentbyCypress.Whilereasonableprecautionshavebeentaken,Cypressassumesnoresponsibilityforanyerrorsthatmayappearinthisdocument.NopartofthisdocumentmaybecopiedorreproducedinanyformorbyanymeanswithoutthepriorwrittenconsentofCypress.MadeintheU.S.A.DisclaimerCYPRESSMAKESNOWARRANTYOFANYKIND,EXPRESSORIMPLIED,WITHREGARDTOTHISMATERIAL,INCLUDING,BUTNOTLIMITEDTO,THEIMPLIEDWARRANTIESOFMERCHANTABILITYANDFITNESSFORAPAR-TICULARPURPOSE.Cypressreservestherighttomakechangeswithoutfurthernoticetothematerialsdescribedherein.Cypressdoesnotassumeanyliabilityarisingoutoftheapplicationoruseofanyproductorcircuitdescribedherein.Cypressdoesnotauthorizeitsproductsforuseascriticalcomponentsinlife-supportsystemswhereamalfunctionorfailuremayrea-sonablybeexpectedtoresultinsignificantinjurytotheuser.TheinclusionofCypress’productinalife-supportsystemsappli-cationimpliesthatthemanufacturerassumesallriskofsuchuseandindoingsoindemnifiesCypressagainstallcharges.Theacceptanceofthisdocumentwillbeconstruedasanacceptanceoftheforegoingconditions.ThismanualistheEZ-USB®TechnicalReferenceManual,forEZ-USBFX2LP™,andEZ-USBFX1™.Itprovidesinformationforthechipslistedbelow.CY7C68013ACY7C68014ACY7C68015ACY7C68016ACY7C64713[+]FeedbackEZ-USB®TechnicalReferenceManual,Document#001-13670Rev.*C3ContentsOverview1.IntroducingEZ-USB®132.EndpointZero373.EnumerationandReNumeration™514.Interrupts595.Memory716.PowerManagement777.Resets838.AccesstoEndpointBuffers879.SlaveFIFOs9910.GeneralProgrammableInterface12111.CPUIntroduction16912.InstructionSet17513.Input/Output18114.Timers/CountersandSerialInterface19315.Registers211AppendixA.DescriptorsforFull-SpeedMode367AppendixB.DescriptorsforHigh-SpeedMode375AppendixC.DeviceRegisterSummary383Index395[+]Feedback4EZ-USB®TechnicalReferenceManual,Document#001-13670Rev.*CContents[+]FeedbackEZ-USB®TechnicalReferenceManual,Document#001-13670Rev.*C5Contents1.IntroducingEZ-USB®131.1AnIntroductiontoUSB...................................................................................................................131.2TheUSBSpecification....................................................................................................................141.3HostisMaster.................................................................................................................................141.4USBDirection.................................................................................................................................141.5TokensandPIDs............................................................................................................................141.5.1ReceivingDatafromtheHost..........................................................................................151.5.2SendingDatatotheHost.................................................................................................151.6USBFrames...................................................................................................................................151.7USBTransferTypes.......................................................................................................................151.7.1BulkTransfers..................................................................................................................161.7.2InterruptTransfers............................................................................................................161.7.3IsochronousTransfers......................................................................................................161.7.4ControlTransfers..............................................................................................................161.8Enumeration...................................................................................................................................161.8.1FullSpeed/HighSpeedDetection.......................................