NEC V850ES/F 3-L Series User Manual page 634

Chapter 18
Table 18-28
Division
Set baud CnBRP
ratio of
rate value register set
CnBRP
(unit: kbps)
register
100 8 00000111
100 8 00000111
100 10 00001001
100 10 00001001
83.3 4 00000011
83.3 4 00000011
83.3 6 00000101
83.3 6 00000101
83.3 6 00000101
83.3 6 00000101
83.3 8 00000111
83.3 8 00000111
83.3 12 00001011
83.3 12 00001011
33.3 10 00001001
33.3 10 00001001
33.3 12 00001011
33.3 12 00001011
33.3 15 00001110
33.3 15 00001110
33.3 16 00001111
33.3 16 00001111
33.3 20 00010011
33.3 20 00010011
33.3 24 00010111
33.3 24 00010111
33.3 30 00011101
33.3 30 00011101
Caution
634
Representative examples of baud rate settings
(f = 8 MHz) (2/2)
CANMOD
Valid bit rate setting (unit: kbps)
Length SYNC
value
of DBT SEGMENT
10 1
10 1
8 1
8 1
24 1
24 1
16 1
16 1
16 1
16 1
12 1
12 1
8 1
8 1
24 1
24 1
20 1
20 1
16 1
16 1
15 1
15 1
12 1
12 1
10 1
10 1
8 1
8 1
The values in Table 18-28 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.
User's Manual U18743EE1V2UM00
PROP PHASE PHASE
SEGMENT SEGMENT1 SEGMENT2
3 3
5 2
3 2
5 1
7 8
9 7
5 5
7 4
9 3
11 2
5 3
7 2
3 2
5 1
7 8
9 7
7 6
9 5
7 4
9 3
6 4
8 3
5 3
7 2
3 3
5 2
3 2
5 1
CAN Controller (CAN)
CnBTR register setting
value
TSEG1 TSEG2
[3:0] [2:0]
3 0101 010
2 0110 001
2 0100 001
1 0101 000
8 1110 111
7 1111 110
5 1001 100
4 1010 011
3 1011 010
2 1100 001
3 0111 010
2 1000 001
2 0100 001
1 0101 000
8 1110 111
7 1111 110
6 1100 101
5 1101 100
4 1010 011
3 1011 010
4 1001 011
3 1010 010
3 0111 010
2 1000 001
3 0101 010
2 0110 001
2 0100 001
1 0101 000
Sampling
point
(unit: %)
70.0
80.0
75.0
87.5
66.7
70.8
68.8
75.0
81.3
87.5
75.0
83.3
75.0
87.5
66.7
70.8
70.0
75.0
75.0
81.3
73.3
80.0
75.0
83.3
70.0
80.0
75.0
87.5