atmega32c1 ATMEL Corporation, atmega32c1 Datasheet - Page 201

• Manufacturer Part Number: atmega32c1
• Description: Atmega32m1 Automotive 8-bit Avr Microcontroller With 32k/64k Bytes In-system Programmable Flash
• Manufacturer: ATMEL Corporation

Table 16-2.
Note:
7647A–AVR–02/08
f
(MHz)
6.000
4.000
8.000
CLK
IO
1. See
2. See
1000
500
250
200
125
100
1000
500
250
200
125
100
1000
500
250
200
125
100
(Kbps)
CAN
Rate
Examples of CAN Baud Rate Settings for Commonly Frequencies (Continued)
Section 16.4.3 “Baud Rate” on page
Section • “Bit 0 – SMP: Sample Point(s)” on page 192
Sampling
63 %
69 %
67 %
63 %
69 %
70 %
Point
75 %
75 %
75 %
75 %
75 %
75 %
80 %
75 %
75 %
75 %
75 %
75 %
(1)
(1)
(1)
(1)
(1)
(1)
Description
0.166666
0.333333
0.333333
0.833333
0.125
0.125
0.250
0.250
0.500
0.250
0.625
0.500
1.000
0.625
1.250
0.500
0.500
0.500
1.000
0.500
0.250
0.250
0.500
0.250
0.500
1.000
0.500
1.250
(µs)
TQ
(TQ)
Tbit
16
16
20
16
16
12
12
15
10
16
20
12
16
20
16
20
x
8
8
8
8
8
8
x
8
8
x
8
8
x
8
8
175.
Tprs
(TQ)
- - - n o t
- - - n o t
3
7
3
7
3
8
3
7
3
7
3
5
5
3
7
4
7
3
8
5
3
7
3
8
7
3
8
3
Tph1
(TQ)
2
4
2
4
2
6
2
4
2
4
2
3
3
2
4
3
4
2
6
3
2
4
2
6
4
2
6
2
Segments
a p p l i c a b l e - - -
a p p l i c a b l e - - -
Tph2
(TQ)
2
4
2
4
2
5
2
4
2
4
2
3
3
2
3
2
4
2
5
3
2
4
2
5
4
2
5
2
- - - n o
- - - n o
- - - n o
- - - n o
Tsjw
(TQ)
ATmega32/64/M1/C1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
d a t a - - -
d a t a - - -
d a t a - - -
d a t a - - -
CANBT1
0x0E
0x0A
0x00
0x00
0x02
0x02
0x06
0x02
0x08
0x06
0x08
0x12
0x00
0x02
0x04
0x02
0x04
0x04
0x04
0x08
0x00
0x00
0x02
0x00
0x02
0x06
0x02
0x08
Registers
CANBT2
0x0C
0x0C
0x0C
0x0C
0x0C
0x0C
0x0C
0x0C
0x04
0x04
0x04
0x0E
0x04
0x04
0x04
0x08
0x08
0x04
0x06
0x04
0x0E
0x08
0x04
0x04
0x0E
0x04
0x0E
0x04
CANBT3
0x4A
0x12
0x36
0x24
0x12
0x36
0x4B
0x4B
0x4B
0x13
0x37
0x13
0x13
0x37
0x13
0x37
0x13
0x25
0x13
0x35
0x23
0x37
0x13
0x25
0x13
0x37
0x13
0x13
201
(2)
(2)
(2)
(2)
(2)
(2)