dsPIC DSC的回声消除库用户指南

Thischaptercontainsgeneralinformationthatwillbeusefultoknowbeforeusingthe

dsPIC

®

DSCAcousticEchoCancellationLibrary.Itemsdiscussedinthischapter

include:

•DocumentLayout

•ConventionsUsedinthisGuide

•WarrantyRegistration

•RecommendedReading

•TheMicrochipWebSite

•DevelopmentSystemsCustomerChangeNotificationService

•CustomerSupport

•DocumentRevisionHistorydsPICDSCAcousticEchoCancellationLibraryUser’sGuide2004-2011MicrochipTechnologyInc.DS70134FNotethefollowingdetailsofthecodeprotectionfeatureonMicrochipdevices:MicrochipproductsmeetthespecificationcontainedintheirparticularMicrochipDataSheet.Microchipbelievesthatitsfamilyofproductsisoneofthemostsecurefamiliesofitskindonthemarkettoday,whenusedintheintendedmannerandundernormalconditions.Therearedishonestandpossiblyillegalmethodsusedtobreachthecodeprotectionfeature.Allofthesemethods,toourknowledge,requireusingtheMicrochipproductsinamanneroutsidetheopera