<Tr> <Th> Code name </Th> <Th> Alternate name </Th> <Th> Complete name </Th> <Th> Description </Th> </Tr> <Tr> <Td> NRZ (L) </Td> <Td> NRZL </Td> <Td> Non-return - to - zero level </Td> <Td> Appears as raw binary bits without any coding . Typically binary 1 maps to logic - level high, and binary 0 maps to logic - level low . Inverse logic mapping is also a type of NRZ (L) code . </Td> </Tr> <Tr> <Td> NRZ (I) </Td> <Td> NRZI </Td> <Td> Non-return - to - zero inverted </Td> <Td> Refers to either an NRZ (M) or NRZ (S) code . </Td> </Tr> <Tr> <Td> NRZ (M) </Td> <Td> NRZM </Td> <Td> Non-return - to - zero mark </Td> <Td> Serializer mapping (0: constant, 1: toggle). </Td> </Tr>

The encoding scheme used in z wave is bipolar nrz polar rz manchester polar nrz