Renesas 6NM User Manual

Rev.1.10 Jul 01, 2005 page 205 of 318
REJ09B0124-0110

M16C/6N Group (M16C/6NK, M16C/6NM)

18. CAN Module

Under development

This document is under development and its contents are subject to change.

Figures 18.2 and 18.3 show the bit mapping in each slot in byte access and word access. The content of

each slot remains unchanged unless transmission or reception of a new message is performed.

Figure 18.2 Bit Mapping in Byte Access

Figure 18.3 Bit Mapping in Word Access

NOTE:

1. When is read, the value is the one written upon the transmission slot configuration.

The value is "0" when read on the reception slot configuration.

SID10

SID9

SID8

SID7

SID6

SID5

SID4

SID3

SID2

SID1

SID0

EID17

EID16

EID15

EID14

EID13

EID12

EID11

EID10

EID9

EID8

EID7

EID6

EID5

EID4

EID3

EID2

EID1

EID0

DLC3

DLC2

DLC1

DLC0

CAN Data Frame:

SID10 to 6

SID5 to 0

EID17 to 14 EID13 to 6

EID5 to 0

DLC3 to 0

Data Byte 0

Data Byte 1

Data Byte 7

Data Byte 0

Data Byte 1

Data Byte 7

Time Stamp high-order byte

Time Stamp low-order byte

SID10 SID9 SID8 SID7 SID6

SID5 SID4 SID3 SID2 SID1 SID0

EID17 EID16 EID15 EID14 EID13 EID12 EID11 EID10 EID9 EID8 EID7 EID6

EID5 EID4 EID3 EID2 EID1 EID0

DLC3 DLC2 DLC1 DLC0

CAN Data Frame:

SID10 to 6

SID5 to 0

EID17 to 14

EID13 to 6

EID5 to 0

DLC3 to 0

Data Byte 0

Data Byte 1

Data Byte 7

Data Byte 0

Time Stamp high-order byte

Data Byte 2

Data Byte 4

Data Byte 6

Data Byte 1

Time Stamp low-order byte

Data Byte 3

Data Byte 5

Data Byte 7

b15

b8 b7

NOTE:

1. When is read, the value is the one written upon the transmission slot configuration.

The value is "0" when read on the reception slot configuration.