
MC68F375
CAN 2.0B CONTROLLER MODULE
MOTOROLA
REFERENCE MANUAL
Rev. 25 June 03
7-4
Figure 7-3 Extended ID Message Buffer Structure
Figure 7-4 Standard ID Message Buffer Structure
7.4.1.1 Common Fields for Extended and Standard Format Frames
Table 7-1 describes the message buffer fields that are common to both extended and
standard identifier format frames.
158
7
4 3
0
$0
TIME STAMP
CODE
LENGTH
CONTROL/STATUS
$2
ID[28-18]
SRR
IDE
ID[17-15]
ID_HIGH
$4
ID[14-0]
RTR ID_LOW
$6
DATA BYTE 0
DATA BYTE 1
$8
DATA BYTE 2
DATA BYTE 3
$A
DATA BYTE 4
DATA BYTE 5
$C
DATA BYTE 6
DATA BYTE 7
$E
RESERVED
158
7
4 3
0
$0
TIME STAMP
CODE
LENGTH
CONTROL/STATUS
$2
ID[28:18]
RTR
0
ID_HIGH
$4
16-BIT TIME STAMP
ID_LOW
$6
DATA BYTE 0
DATA BYTE 1
$8
DATA BYTE 2
DATA BYTE 3
$A
DATA BYTE 4
DATA BYTE 5
$C
DATA BYTE 6
DATA BYTE 7
$E
RESERVED
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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