13
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32180 Group User’s Manual (Rev.1.0)
CAN MODULE
Figure 13.3.1 CAN Protocol Frames (1)
13.3 CAN Protocol
13.3.1 CAN Protocol Frames
There are four types of frames that are handled by CAN protocol:
(1) Data frame
(2) Remote frame
(3) Error frame
(4) Overload frame
Frames are separated from each other by an interframe space.
13.3 CAN Protocol
SOF
Arbitration field
Control field
Data field
CRC field
ACK field
EOF
11
1
6
0–64
16
2
7
11
1
1
1
18
6
0–64
16
2
7
SOF
EOF
11
1
6
16
2
7
11
1
1
1
18
6
16
2
7
Data frame
Remote frame
Standard format
Standard format
Extended format
Note: • The number in each field denotes the number of bits.
Extended format
1
1
1
1
Arbitration field
Control field
CRC field
ACK field
Содержание M32R/ECU Series
Страница 17: ...12 This page is blank for reasons of layout...
Страница 18: ...CHAPTER 1 OVERVIEW 1 1 Outline of the 32180 Group 1 2 Block Diagram 1 3 Pin Functions 1 4 Pin Assignments...
Страница 712: ...CHAPTER 18 OSCILLATOR CIRCUIT 18 1 Oscillator Circuit 18 2 Clock Generator Circuit...
Страница 794: ...CHAPTER 22 TYPICAL CHARACTERISTICS...
Страница 795: ...22 22 2 32180 Group User s Manual Rev 1 0 TYPICAL CHARACTERISTICS To be written at a later time...
Страница 796: ...APPENDIX 1 MECHANICAL SPECIFICAITONS Appendix 1 1 Dimensional Outline Drawing...
Страница 798: ...APPENDIX 2 INSTRUCTION PROCESSING TIME Appendix 2 1 32180 Instruction Processing Time...
Страница 802: ...APPENDIX 3 PROCESSING OF UNUSED PINS Appendix 3 1 Example Processing of Unused Pins...