....work(CAN)protocoldefinesthedatalinklayerandpartofthephysicallayerintheOSImodel,(ISO)definedastandard,whichincorporatestheCANspecificationsaswellasapartofphysicallayer:thephysicalsignaling,prisesbitencodinganddecoding(NonReturntoZero,NRZ)aswellasbit-(NRZ)imeslotisrequiredfortherepresentationofabit(-width-modulation).Thesignallevelcanremainconstantoveralongerperiodoftime;-stuffthestuff--timingandsynchronizationNominalbit-time....Onthebit-level(OSIlayer1,physicallayer)-orientedtransmission(asynchronous)isperformeduponthereceptionofthestartbitavailablewitheachcharacter,,--,thepropagationdelaysegment,isneededinadditiontothetimereservedforsynchronization,:hardsynchronizationatthestartofaframeandresynchronizationwithinaframe.?,whichcausedthehardsynchronization,lieswithinthesyncsegmentoftherestart
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