Datasheet

fCLK
IO
[MHz]
CAN
rate
[Kbps]
Description Segments Registers
Sampling
point
TQ
[s]
Tbit
[TQ]
Tprs
[TQ]
Tph1
[TQ]
Tph2
[TQ]
Tsjw
[TQ]
CANBT1 CANBT2 CANBT3
6.000 1000 - - - n o t a p p l i c a b l e - - -
500 67%
(1)
0.166666 12 5 3 3 1 0x00 0x08 0x24
(2)
x - - - n o d a t a - - -
250 75% 0.333333 12 5 3 3 1 0x02 0x08 0x25
0.500 8 3 2 2 1 0x04 0x04 0x13
200 80% 0.333333 15 7 4 3 1 0x02 0x0C 0x35
0.500 10 4 3 2 1 0x04 0x06 0x23
125 75% 0.500 16 7 4 4 1 0x04 0x0C 0x37
1.000 8 3 2 2 1 0x0A 0x04 0x13
100 75% 0.500 20 8 6 5 1 0x04 0x0E 0x4B
0.833333 12 5 3 3 1 0x08 0x08 0x25
4.000 1000 - - - n o t a p p l i c a b l e - - -
500 63%
(1)
x - - - n o d a t a - - -
0.250 8 3 2 2 1 0x00 0x04 0x12
(2)
250 69%
(1)
0.250 16 7 4 4 1 0x00 0x0C 0x36
(2)
75% 0.500 8 3 2 2 1 0x02 0x04 0x13
200 70%
(1)
0.250 20 8 6 5 1 0x00 0x0E 0x4A
(2)
x - - - n o d a t a - - -
125 75% 0.500 16 7 4 4 1 0x02 0x0C 0x37
1.000 8 3 2 2 1 0x06 0x04 0x13
100 75% 0.500 20 8 6 5 1 0x02 0x0E 0x4B
1.250 8 3 2 2 1 0x08 0x04 0x13
Note: 1. See Section 19.5.3 “Baud rate” on page 165
2. See Section • “Bit 0 – SMP: Sample Point(s)” on page 181
Atmel ATmega16M1/32M1/64M1 [DATASHEET]
Atmel-8209F-ATmega16M1/32M1/64M1_Datasheet_Complete-10/2016
241