NEC V850E/IA1 mPD703116 User Manual page 600

Bit Position Bit Name
9 to 5 SPT4 to
SPT0
4 to 0 DBT4 to
DBT0
Remark BTL = 1/f
BTL
600
CHAPTER 11 FCAN CONTROLLER
Specifies position of sampling points.
SPT4 SPT3
0 0
0 0
0 0
0 0
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
1 0
Other than above
Remark Sampling point within bit timing is selected.
Sets data bit time.
DBT4 DBT3
0 0
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
1 0
1 0
1 0
1 0
1 0
1 0
1 0
1 0
1 1
Other than above
Remark 1-bit data length is set for CAN bus.
(f : CAN protocol layer base system clock)
BTL
User's Manual U14492EJ3V0UD
Function
SPT2 SPT1 SPT0
1 0 0
1 0 1
1 1 0
1 1 1
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
0 0 0
DBT2 DBT1 DBT0
1 1 1
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
0 0 0
Position of Sampling Point
BTL × 5
BTL × 6
BTL × 7
BTL × 8
BTL × 9
BTL × 10
BTL × 11
BTL × 12
BTL × 13
BTL × 14
BTL × 15
BTL × 16
BTL × 17
Setting prohibited
Data Bit Time
BTL × 8
BTL × 9
BTL × 10
BTL × 11
BTL × 12
BTL × 13
BTL × 14
BTL × 15
BTL × 16
BTL × 17
BTL × 18
BTL × 19
BTL × 20
BTL × 21
BTL × 22
BTL × 23
BTL × 24
BTL × 25
Setting prohibited
(2/2)