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M16C/5L Group, M16C/56 Group
23.1.7
CAN0 Mailbox Register j (C0MBj) (j = 0 to 31)
Table 23.4 lists the CAN0 mailbox memory mapping, and Table 23.5 lists the CAN data frame structure.
The value after reset of CAN0 mailbox is undefined.
Table 23.4
CAN0 Mailbox Memory Mapping
Address
CAN0
D500h + j * 16 + 0
D500h + j * 16 + 1
D500h + j * 16 + 2
D500h + j * 16 + 3
D500h + j * 16 + 4
D500h + j * 16 + 5
D500h + j * 16 + 6
D500h + j * 16 + 7
:
:
:
D500h + j * 16 + 13
D500h + j * 16 + 14
D500h + j * 16 + 15
j: Mailbox number (j = 0 to 31)
Table 23.5
CAN Data Frame Structure
SID10 to
SID5 to
SID6
SID0
R01UH0127EJ0110 Rev.1.10
Sep 01, 2011
Message Content
Memory Mapping
SID5 to SID0, EID17, EID16
IDE, RTR, SID10 to SID6
Data length code (DLC)
Time stamp lower byte
Time stamp upper byte
EID17 to
EID15 to
EID7 to
EID16
EID8
EID0
EID7 to EID0
EID15 to EID8
—
Data byte 0
Data byte 1
:
:
:
Data byte 7
DLC3 to
DATA0
DLC0
23. CAN Module
DATA1
..........
DATA7
Page 561 of 803
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