PIC18F4XJ5X全速USB演示板用户指南

Thischaptercontainsgeneralinformationthatwillbeusefultoknowbeforeusingthe

PIC18F4XJ5XFull-SpeedUSBDemonstrationBoard.Itemsinthischapterinclude:

•DocumentLayout

•ConventionsUsedinthisGuide

•WarrantyRegistration

•RecommendedReading

•TheMicrochipWebSite

•DevelopmentSystemsCustomerChangeNotificationService

•CustomerSupport

•DocumentRevisionHistoryPIC18F4XJ5XFull-SpeedUSBDemonstrationBoardUser’sGuide2010MicrochipTechnologyInc.DS51806BNotethefollowingdetailsofthecodeprotectionfeatureonMicrochipdevices:MicrochipproductsmeetthespecificationcontainedintheirparticularMicrochipDataSheet.Microchipbelievesthatitsfamilyofproductsisoneofthemostsecurefamiliesofitskindonthemarkettoday,whenusedintheintendedmannerandundernormalconditions.Therearedishonestandpossiblyillegalmethodsusedtobreachthecodeprotectionfeature.Allofthesemethods,toourknowledge,requireusingtheMicrochipproductsinamanneroutsidetheoperatingspecificationscontainedinMic