Rainbow-electronics CAN интерфейс Manuale Utente Scaricare il pdf (Pagina 5)

BOSCH

ROBERT BOSCH GmbH, Postfach 50, D-7000 Stuttgart 1

Sep. 1991

Part A - page 3

1 INTRODUCTION................................................................................4

2 BASIC CONCEPTS............................................................................5

3 MESSAGE TRANSFER .....................................................................10

3.1 Frame Types ......................................................................................10

3.1.1 DATA FRAME ....................................................................................10

3.1.2 REMOTE FRAME ..............................................................................15

3.1.3 ERROR FRAME.................................................................................16

3.1.4 OVERLOAD FRAME..........................................................................17

3.1.5 INTERFRAME SPACING...................................................................18

3.2 Definition of TRANSMITTER/RECEIVER ..........................................20

4 MESSAGE VALIDATION ...................................................................21

5 CODING.............................................................................................22

6 ERROR HANDLING...........................................................................23

6.1 Error Detection ...................................................................................23

6.2 Error Signalling...................................................................................23

7 FAULT CONFINEMENT.....................................................................24

8 BIT TIMING REQUIREMENTS ..........................................................27

9 INCREASING CAN OSCILLATOR TOLERANCE..............................31

9.1 Protocol Modifications ........................................................................31

Contents

1 2 3 4 5 6 7 8 9 10 ... 71 72

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Rainbow-electronics CAN интерфейс Manuale Utente Pagina 5