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CHAPTER 19 FCAN CONTROLLER (V850/SC3)
User’s Manual U15109EJ3V0UD
627
(2/2)
SPTR4
SPTR3
SPTR2
SPTR1
SPTR0
Position of sampling point
0
0
0
1
0
BTL
×
3
Note
0
0
0
1
1
BTL
×
4
Note
0
0
1
0
0
BTL
×
5
0
0
1
0
1
BTL
×
6
0
0
1
1
0
BTL
×
7
0
0
1
1
1
BTL
×
8
0
1
0
0
0
BTL
×
9
0
1
0
0
1
BTL
×
10
0
1
0
1
0
BTL
×
11
0
1
0
1
1
BTL
×
12
0
1
1
0
0
BTL
×
13
0
1
1
0
1
BTL
×
14
0
1
1
1
0
BTL
×
15
0
1
1
1
1
BTL
×
16
1
0
0
0
0
BTL
×
17
Other than above
Setting prohibited
Sampling point within bit timing is selected.
DBTR4
DBTR3
DBTR2
DBTR1
DBTR0
Data bit time
0
0
1
1
1
BTL
×
8
0
1
0
0
0
BTL
×
9
0
1
0
0
1
BTL
×
10
0
1
0
1
0
BTL
×
11
0
1
0
1
1
BTL
×
12
0
1
1
0
0
BTL
×
13
0
1
1
0
1
BTL
×
14
0
1
1
1
0
BTL
×
15
0
1
1
1
1
BTL
×
16
1
0
0
0
0
BTL
×
17
1
0
0
0
1
BTL
×
18
1
0
0
1
0
BTL
×
19
1
0
0
1
1
BTL
×
20
1
0
1
0
0
BTL
×
21
1
0
1
0
1
BTL
×
22
1
0
1
1
0
BTL
×
23
1
0
1
1
1
BTL
×
24
1
1
0
0
0
BTL
×
25
Other than above
Setting prohibited
1-bit data length is set for CAN bus
Note
This setting is reserved for setting sample point extension and is not compliant with the
CAN protocol specifications.
Remark
BTL = 1/f
BTL
(f
BTL
: CAN protocol layer basic system clock)