dsPIC DSC的线路回声消除库用户指南

Thischaptercontainsgeneralinformationthatwillbeusefultoknowbeforeusingthe

dsPIC

®

DSCLineEchoCancellationLibrary.Itemsdiscussedinthischapterinclude:

•DocumentLayout

•ConventionsUsedinthisGuide

•WarrantyRegistration

•RecommendedReading

•TheMicrochipWebSite

•DevelopmentSystemsCustomerChangeNotificationService

•CustomerSupport

•DocumentRevisionHistorydsPICDSCLineEchoCancellationLibraryUser’sGuide2005-2011MicrochipTechnologyInc.DS70170DNotethefollowingdetailsofthecodeprotectionfeatureonMicrochipdevices:MicrochipproductsmeetthespecificationcontainedintheirparticularMicrochipDataSheet.Microchipbelievesthatitsfamilyofproductsisoneofthemostsecurefamiliesofitskindonthemarkettoday,whenusedintheintendedmannerandundernormalconditions.Therearedishonestandpossiblyillegalmethodsusedtobreachthecodeprotectionfeature.Allofthesemethods,toourknowledge,requireusingtheMicrochipproductsinamanneroutsidetheoperatingspecificationscontainedinMi