标签: pic18f87j50

ThischaptercontainsgeneralinformationthatwillbeusefultoknowbeforeusingthePIC18F87J50FSUSBPlug-InModule.Itemsdiscussedinthischapterinclude:ïDocumentLayoutïConventionsUsedinthisGuideïRecommendedReadingïTheMicrochipWebSiteïDevelopmentSystemsCustomerChangeNotificationServiceïCustomerSupportïDocumentRevisionHistoryPIC18F87J50FSUSBPlug-InModuleUser’sGuide2007MicrochipTechnologyInc.DS51678ANotethefollowingdetailsofthecodeprotectionfeatureonMicrochipdevices:MicrochipproductsmeetthespecificationcontainedintheirparticularMicrochipDataSheet.Microchipbelievesthatitsfamilyofproductsisoneofthemostsecurefamiliesofitskindonthemarkettoday,whenusedintheintendedmannerandundernormalconditions.Therearedishonestandpossiblyillegalmethodsusedtobreachthecodeprotectionfeature.Allofthesemethods,toourknowledge,requireusingtheMicrochipproductsinamanneroutsidethe……

ThePIC18F87J50FamilyRev.A2partsyouhavereceivedconformfunctionallytotheDeviceDataSheet(DS39775B),exceptfortheanomaliesdescribedbelow.AnyDataSheetClarificationissuesrelatedtothePIC18F87J50FamilywillbereportedinaseparateDataSheeterrata.PleasechecktheMicrochipwebsiteforanyexistingissues.PIC18F87J50FAMILYPIC18F87J50FamilyRev.A2SiliconErrataThePIC18F87J50FamilyRev.A2partsyouhave1.Module:OscillatorConfigurationreceivedconformfunctionallytotheDeviceDataSheet(DS39775B),exceptfortheanomaliesdescribedTheCPUdivide-by-6mode,selectedwhenbelow.AnyDataSheetClarificationissuesrelatedtoCPDIV1:CPDIV0(CONFIG1H)=00,doesthePIC18F87J50Familywillbereportedinaseparatenotworkproperlyandshouldnotbeused.DataSheeterrata.PleasechecktheMicrochipwebsiteWorkaroundforanyexistingissues.UseadifferentCPUdividersetting.Thefollowingsilicone……

IntheDeviceDataSheet(DS39775B),thefollowingclarificationsandcorrectionsshouldbenoted.Anysili-conissuesrelatedtothePIC18F87J50familywillbereportedinaseparatesiliconerrata.PleasechecktheMicrochipwebsite(www.microchip.com)foranyexistingissues.PIC18F87J50FAMILYPIC18F87J50FamilyDataSheetErrataClarifications/CorrectionstotheDataSheet:IntheDeviceDataSheet(DS39775B),thefollowingclarificationsandcorrectionsshouldbenoted.Anysili-conissuesrelatedtothePIC18F87J50familywillbereportedinaseparatesiliconerrata.PleasechecktheMicrochipwebsite(www.microchip.com)foranyexistingissues.1.Module:Table28-1:MemoryProgrammingRequirementsOnpage430,parameter,D132B,isrenamed,andtheminimumandmaximumvoltagelevelsandconditionscolumnoftheSelf-TimedEraseorWriteforVDDandVDDCOREforareincluded.TheTWEparameternumberandconditionscolumnarechanged.Thechang……

ThePIC18F87J50familyRev.A3partsyouhavereceivedconformfunctionallytotheDeviceDataSheet(DS39775B),exceptfortheanomaliesdescribedbelow.AnyDataSheetClarificationissuesrelatedtothePIC18F87J50familywillbereportedinaseparateDataSheeterrata.PleasechecktheMicrochipwebsiteforanyexistingissues.PIC18F87J50FAMILYPIC18F87J50FamilyRev.A3SiliconErrataThePIC18F87J50familyRev.A3partsyouhave1.Module:MSSP(I2CSlave)receivedconformfunctionallytotheDeviceDataSheet(DS39775B),exceptfortheanomaliesdescribedWhenconfiguredforI2Cslavereception,thebelow.AnyDataSheetClarificationissuesrelatedtoMSSPmodulemaynotreceivethecorrectdata,inthePIC18F87J50familywillbereportedinaseparateextremelyrarecases.ThisoccursonlyiftheSerialDataSheeterrata.PleasechecktheMicrochipwebsiteReceive/TransmitBufferRegister(SSPBUF)isnotforanyexistingissues.……

ThePIC18F87J50familydevicesthatyouhavereceivedconformfunctionallytothecurrentDeviceDataSheet(DS39775B),exceptfortheanomaliesdescribedinthisdocument.ThesiliconissuesdiscussedinthefollowingpagesareforsiliconrevisionswiththeDeviceandRevisionIDslistedinTable1.ThesiliconissuesaresummarizedinTable2.TheerratadescribedinthisdocumentwillbeaddressedinfuturerevisionsofthePIC18F87J50familysilicon.PIC18F87J50FAMILYPIC18F87J50FamilySiliconErrataandDataSheetClarificationThePIC18F87J50familydevicesthatyouhavereceivedForexample,toidentifythesiliconrevisionlevelusingconformfunctionallytothecurrentDeviceDataSheetMPLABIDEinconjunctionwithMPLABICD2or(DS39775B),exceptfortheanomaliesdescribedinthisPICkit3:document.1.Usingtheappropriateinterface,connecttheThesiliconissuesdiscussedinthefollowingpagesaredevicetotheMPLABICD2programmer/forsiliconrevisionswiththeDeviceandRevisionIDsdebuggerorPICkit3.listedinTab……