1 Basic
principle
1.1 Frame alignment signal
(FAS)
1.2 Bit-rate allocation
signal (BAS)
1.3 Encryption control
signal (ECS)
1.4 Remaining capacity
2 Frame alignment
2.1 General
2.2 Multiframe
structure
2.3 Loss and recovery of
frame alignment
2.4 Loss and recovery of
multiframe alignment
2.5 Procedure to recover
octet timing from frame alignment
2.6 Description of the
CRC-4 procedure
2.7 Synchronization of
multiple connections
3 Bit-rate allocation
signal
3.1 Encoding of the
BAS
3.2 Values of the
BAS
4
Bit positions for audio, video and data
stream
4.1 LSD
streams
4.2 Encoded audio
streams
4.3 Encoded video
streams
4.4 ISO-encoded audio
streams
Annex A – Definitions and tables of BAS
values
A.1 Audio command values
(000)
A.2 Transfer-rate command
values (001)
A.3 Video, encryption,
loop and other commands
(010)
A.4 LSD/MLP commands
(011)
A.5 Audio capabilities
(100)
A.6 Video, MBE and
encryption capabilities (101)
A.7 Transfer-rate
capabilities (100)
A.8 LSD/MLP capabilities
(101) and other (110)
A.9 Escape table values
(111)
A.10 HSD/H-MLP/MLP
capabilities (Table A.2)
A.11 HSD/H-MLP commands
(Table A.2)
A.12 Au-ISO commands (Table
A.2)
A.13 Au-ISO capabilities (Table
A.2)
A.14
Applications within LSD/HSD channels – Capabilities
(Table A.4)
A.15 Applications within
LSD/HSD/MLP/H-MLP channels – Commands (Table A.4)
A.16
Transfer-rate capabilities and commands used in channel
aggregation (Table A.6)
Annex B – Frame
structure for interworking between a 64 kbit/s terminal and a 56 kbit/s
terminal
B.1 Sub-channel
arrangement
B.2 Operation of the 64
kbit/s terminal
B.3 Restriction against
some communication modes
B.4 Audio command codes
(000)