Datasheet

V850ES/JG3-H, V850ES/JH3-H CHAPTER 20 CAN CONTROLLER
R01UH0042EJ0500 Rev.5.00 Page 1014 of 1513
Aug 12, 2011
Table 20-23. Representative Examples of Baud Rate Settings (fCANMOD = 8 MHz) (2/2)
Valid Bit Rate Setting (Unit: kbps) C0BTR Register Setting
Value
Set Baud
Rate Value
(Unit: kbps)
Division
Ratio of
C0BRP
Register
C0BRP
Register Set
Value
Length of
DBT
SYNC
SEGMENT
PROP
SEGMENT
PHASE
SEGMENT1
PHASE
SEGMENT2
TSEG13 to
TSEG10
TSEG22 to
TSEG20
Sampling
Point
(Unit: %)
100 4 00000011 20 1 7 6 6 1100 101 70.0
100 4 00000011 20 1 9 5 5 1101 100 75.0
100 5 00000100 16 1 7 4 4 1010 011 75.0
100 5 00000100 16 1 9 3 3 1011 010 81.3
100 8 00000111 10 1 3 3 3 0101 010 70.0
100 8 00000111 10 1 5 2 2 0110 001 80.0
100 10 00001001 8 1 3 2 2 0100 001 75.0
100 10 00001001 8 1 5 1 1 0101 000 87.5
83.3 4 00000011 24 1 7 8 8 1110 111 66.7
83.3 4 00000011 24 1 9 7 7 1111 110 70.8
83.3 6 00000101 16 1 5 5 5 1001 100 68.8
83.3 6 00000101 16 1 7 4 4 1010 011 75.0
83.3 6 00000101 16 1 9 3 3 1011 010 81.3
83.3 6 00000101 16 1 11 2 2 1100 001 87.5
83.3 8 00000111 12 1 5 3 3 0111 010 75.0
83.3 8 00000111 12 1 7 2 2 1000 001 83.3
83.3 12 00001011 8 1 3 2 2 0100 001 75.0
83.3 12 00001011 8 1 5 1 1 0101 000 87.5
33.3 10 00001001 24 1 7 8 8 1110 111 66.7
33.3 10 00001001 24 1 9 7 7 1111 110 70.8
33.3 12 00001011 20 1 7 6 6 1100 101 70.0
33.3 12 00001011 20 1 9 5 5 1101 100 75.0
33.3 15 00001110 16 1 7 4 4 1010 011 75.0
33.3 15 00001110 16 1 9 3 3 1011 010 81.3
33.3 16 00001111 15 1 6 4 4 1001 011 73.3
33.3 16 00001111 15 1 8 3 3 1010 010 80.0
33.3 20 00010011 12 1 5 3 3 0111 010 75.0
33.3 20 00010011 12 1 7 2 2 1000 001 83.3
33.3 24 00010111 10 1 3 3 3 0101 010 70.0
33.3 24 00010111 10 1 5 2 2 0110 001 80.0
33.3 30 00011101 8 1 3 2 2 0100 001 75.0
33.3 30 00011101 8 1 5 1 1 0101 000 87.5
Caution The values in Table 20-23 do not guarantee the operation of the network system. Thoroughly check
the effect on the network system, taking into consideration oscillation errors and delays of the CAN
bus and CAN transceiver.