所需E币: 5
时间: 2019-12-24 21:20
大小: 297.2KB
ThisapplicationnotedescribeshowtoimplementaKEELOQstand-aloneprogrammerusingaMicrochipPIC16F84Amicrocontroller.ThePIC16F84AisaFLASHmicrocontrollerwith64bytesofinternalEEPROMthat,inthisdesign,isusedtostoretheincrementalserialnumberprogrammedintoHCSencoderseverytime.AlltheotherHCScon-figurationparametersaredefinedasconstantsintheFLASHprogrammemoryofthePIC16F84A.AN217KEELOQHCS30X,HCS200Stand-AloneProgrammerKEELOQSIMPLELEARNINGSCHEMEAuthor:MaurizioFiammeniMicrochipTechnologyInc.(FixedKey)ThislearningschemeimplementsthelowestlevelofOVERVIEWsecurityforaKEELOQbasedsecuritysystem.Withthismethod,everyprogrammedencoderhasadifferentThisapplicationnotedescribeshowtoimplementaserialnumber,butthesamefixedEncryptionKeyisKEELOQstand-aloneprogrammeru……
标签: hcs200
