PIC18F87J50FS的USB插入式模块用户指南

Thischaptercontainsgeneralinformationthatwillbeusefultoknowbeforeusingthe

PIC18F87J50FSUSBPlug-InModule.Itemsdiscussedinthischapterinclude:

ïDocumentLayout

ïConventionsUsedinthisGuide

ïRecommendedReading

ïTheMicrochipWebSite

ïDevelopmentSystemsCustomerChangeNotificationService

ïCustomerSupport

ïDocumentRevisionHistoryPIC18F87J50FSUSBPlug-InModuleUser’sGuide2007MicrochipTechnologyInc.DS51678ANotethefollowingdetailsofthecodeprotectionfeatureonMicrochipdevices:MicrochipproductsmeetthespecificationcontainedintheirparticularMicrochipDataSheet.Microchipbelievesthatitsfamilyofproductsisoneofthemostsecurefamiliesofitskindonthemarkettoday,whenusedintheintendedmannerandundernormalconditions.Therearedishonestandpossiblyillegalmethodsusedtobreachthecodeprotectionfeature.Allofthesemethods,toourknowledge,requireusingtheMicrochipproductsinamanneroutsidethe