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ThischaptercontainsgeneralinformationthatwillbeusefultoknowbeforeusingthedsPIC®DSCLineEchoCancellationLibrary.Itemsdiscussedinthischapterinclude:•DocumentLayout•ConventionsUsedinthisGuide•WarrantyRegistration•RecommendedReading•TheMicrochipWebSite•DevelopmentSystemsCustomerChangeNotificationService•CustomerSupport•DocumentRevisionHistorydsPICDSCLineEchoCancellationLibraryUser’sGuide2005-2011MicrochipTechnologyInc.DS70170DNotethefollowingdetailsofthecodeprotectionfeatureonMicrochipdevices:MicrochipproductsmeetthespecificationcontainedintheirparticularMicrochipDataSheet.Microchipbelievesthatitsfamilyofproductsisoneofthemostsecurefamiliesofitskindonthemarkettoday,whenusedintheintendedmannerandundernormalconditions.Therearedishonestandpossiblyillegalmethodsusedtobreachthecodeprotectionfeature.Allofthesemethods,toourknowledge,requireusingtheMicrochipproductsinamanneroutsidetheoperatingspecificationscontainedinMi……