from bitarray import bitarray BS_VOICE_SYNC = bitarray() BS_DATA_SYNC = bitarray() BS_VOICE_SYNC.frombytes(b'\x75\x5F\xD7\xDF\x75\xF7') BS_DATA_SYNC.frombytes(b'\xDF\xF5\x7D\x75\xDF\x5D') LCSS_SINGLE_FRAG = bitarray('00') LCSS_FIRST_FRAG = bitarray('01') LCSS_LAST_FRAG = bitarray('10') LCSS_CONT_FRAG = bitarray('11') ''' EMB: CC(4b), PI(1b), LCSS(2b), EMB Parity(9b - QR 16,7,5) Slot Type: CC(4b), DataType(4), Slot Type Parity(12b - ) '''