ISO 11898-1:2015(E)
9.2.4 Event generation ........................................................................................................................................................... 22
9.3 Disabling automatic retransmission .................................................................................................................................22
9.3.1 Retransmission of frames
...................................................................................................................................... 22
9.4 Message time stamping
................................................................................................................................................................ 22
10 Description of MAC sub-layer
...............................................................................................................................................................22
10.1 General
........................................................................................................................................................................................................ 22
.......................................................................................................................................................... 22
10.2.1 Service description
..................................................................................................................................................... 22
.......................................................................................................................23
...................................................................................................27
............................................................................................................................................................................ 27
10.3.2 Frame transmission .................................................................................................................................................... 27
10.3.3 Frame reception ............................................................................................................................................................ 28
10.4 Structure of MAC frames.............................................................................................................................................................. 29
10.4.1 Description ......................................................................................................................................................................... 29
..........................................................................................................................................29
.......................................................................................................................................... 34
....................................................................................................................................................... 34
....................................................................................................................................................... 35
................................................................................................................. 36
10.5 Frame coding ......................................................................................................................................................................................... 37
10.6 Frame acknowledgement ............................................................................................................................................................37
10.7 Frame validation ................................................................................................................................................................................. 37
10.8 Order of bit transmission ............................................................................................................................................................ 38
10.9 Medium access method ................................................................................................................................................................ 39
10.9.1 General................................................................................................................................................................................... 39
10.9.2 Multi-master ..................................................................................................................................................................... 39
10.9.3 Bus access ........................................................................................................................................................................... 40
10.9.4 Bus integration state ................................................................................................................................................. 40
10.9.5 Protocol exception event........................................................................................................................................ 40
10.9.6 Transmission of MAC frames .............................................................................................................................. 40
10.9.7 Content-based arbitration .................................................................................................................................... 40
................................................................................................................................................................. 41
10.9.9 Collision resolution .....................................................................................................................................................41
10.9.10 Disabling of frame formats ...................................................................................................................................41
.................................................................................................................................................................... 41
10.11 Error detection ..................................................................................................................................................................................... 41
10.12 Error signalling ....................................................................................................................................................................................42
10.13 Overload signalling ........................................................................................................................................................................... 43
10.14 Bus monitoring .................................................................................................................................................................................... 44
10.15 Restricted operation ........................................................................................................................................................................44
...................................................................................................................................................................................................44
11.1 General and functional modelling .......................................................................................................................................44
11.2 Services of PL ........................................................................................................................................................................................ 44
11.2.1 Description ......................................................................................................................................................................... 44
11.2.2 PCS_Data.Request ......................................................................................................................................................... 45
11.2.3 PCS_Data.Indicate .........................................................................................................................................................45
11.2.4 PCS_Status.Transmitter ........................................................................................................................................... 45
11.2.5 PCS_Status.Receiver....................................................................................................................................................45
.................................................................................................................................................................................45
11.3.1 Bit encoding/decoding ............................................................................................................................................ 45
............................................................................................................................................................. 50
....................................................................................................................52
................................................................................................................................................................................. 54
11.4.1 General................................................................................................................................................................................... 54
11.4.2 PCS to PMA messages ............................................................................................................................................... 55
11.4.3 PMA to PCS message ..................................................................................................................................................55
iv
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