
User’s Manual U17790EJ2V0UD
16
19.10.3 Automatic block transmission (ABT) ........................................................................................830
19.10.4 Transmission abort process.....................................................................................................832
19.10.5 Remote frame transmission .....................................................................................................833
19.11 Power Saving Modes............................................................................................................ 834
19.11.1 CAN sleep mode......................................................................................................................834
19.11.2 CAN stop mode .......................................................................................................................836
19.11.3 Example of using power saving modes....................................................................................837
19.12 Interrupt Function................................................................................................................. 838
19.13 Diagnosis Functions and Special Operational Modes ..................................................... 839
19.13.1 Receive-only mode ..................................................................................................................839
19.13.2 Single-shot mode .....................................................................................................................840
19.13.3 Self-test mode..........................................................................................................................841
19.14 Time Stamp Function ........................................................................................................... 842
19.14.1 Time stamp function ................................................................................................................842
19.15 Baud Rate Settings............................................................................................................... 844
19.15.1 Baud rate setting conditions.....................................................................................................844
19.15.2 Representative examples of baud rate settings .......................................................................848
19.16 Operation of CAN Controller ............................................................................................... 852
CHAPTER 20 DMA FUNCTION (DMA CONTROLLER) ................................................................... 877
20.1
Features................................................................................................................................. 877
20.2
Configuration ........................................................................................................................ 878
20.3
Registers ............................................................................................................................... 879
20.4
Transfer Targets ................................................................................................................... 888
20.5
Transfer Modes ..................................................................................................................... 888
20.6
Transfer Types ...................................................................................................................... 889
20.7
DMA Channel Priorities........................................................................................................ 890
20.8
Time Related to DMA Transfer ............................................................................................ 890
20.9
DMA Transfer Start Factors................................................................................................. 891
20.10 DMA Abort Factors ............................................................................................................... 892
20.11 End of DMA Transfer ............................................................................................................ 892
20.12 Operation Timing .................................................................................................................. 892
20.13 Cautions ................................................................................................................................ 897
CHAPTER 21 CRC FUNCTION............................................................................................................ 901
21.1
Functions............................................................................................................................... 901
21.2
Configuration ........................................................................................................................ 901
21.3
Registers ............................................................................................................................... 902
21.4
Operation............................................................................................................................... 903
21.5
Usage Method ....................................................................................................................... 904
CHAPTER 22 INTERRUPT/EXCEPTION PROCESSING FUNCTION............................................... 906
22.1
Features................................................................................................................................. 906
22.2
Non-Maskable Interrupts ..................................................................................................... 911
22.2.1
Operation .................................................................................................................................913
22.2.2
Restore ....................................................................................................................................914
22.2.3
NP flag .....................................................................................................................................915
22.3
Maskable Interrupts.............................................................................................................. 916
22.3.1
Operation .................................................................................................................................916