Analog Devices ADSP-SC58 Series Hardware Reference Manual page 38

CAN Functional Description ....................................................................................................................... 25–2
ADSP-SC58x CAN Register List.............................................................................................................. 25–2
ADSP-SC58x CAN Interrupt List ........................................................................................................... 25–3
External Interface ..................................................................................................................................... 25–4
Architectural Concepts ............................................................................................................................. 25–4
Block Diagram ...................................................................................................................................... 25–5
Mailbox Control.................................................................................................................................... 25–6
Protocol Fundamentals.......................................................................................................................... 25–7
CAN Operating Modes................................................................................................................................ 25–8
Data Transfer Modes ................................................................................................................................ 25–8
Transmit Operations ............................................................................................................................. 25–8
Retransmission................................................................................................................................... 25–9
Single-Shot Transmission ................................................................................................................. 25–10
Auto-Transmission ........................................................................................................................... 25–10
Receive Operation .............................................................................................................................. 25–10
Data Acceptance Filtering ................................................................................................................ 25–12
Watchdog Mode .................................................................................................................................. 25–12
Time Stamps ....................................................................................................................................... 25–13
Remote Frame Handling .................................................................................................................... 25–13
Temporarily Disabling CAN Mailbox ................................................................................................. 25–14
Bit Timing.............................................................................................................................................. 25–15
CAN Low Power Features ...................................................................................................................... 25–16
Built-In Suspend Mode ...................................................................................................................... 25–16
Built-In Sleep Mode ........................................................................................................................... 25–17
Soft Reset ........................................................................................................................................... 25–17
CAN Event Control ................................................................................................................................... 25–17
CAN Interrupt Signals ........................................................................................................................... 25–17
Mailbox Interrupts .............................................................................................................................. 25–17
Global Interrupt .................................................................................................................................. 25–18
Event Counter ........................................................................................................................................ 25–20
CAN Warnings and Errors...................................................................................................................... 25–20
xxxviii ADSP-SC58x/ADSP-2158x SHARC+ Processor Hardware Reference