ATMEGA64M1-AU Atmel, ATMEGA64M1-AU Datasheet - Page 197

• Manufacturer Part Number: ATMEGA64M1-AU
• Description: IC MCU AVR 64K FLASH 32TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA64M1-AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: CAN, LIN, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Program Memory Size: 64KB (32K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 11x10b; D/A 1x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-TQFP, 32-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Number Of I /o: -
• Lead Free Status / Rohs Status: Details

Table 19-2.
Note:
8209D–AVR–11/10
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 19.5.3 “Baud Rate” on page 172
Section • “Bit 0 – SMP: Sample Point(s)” on page 188
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
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)
4
4
4
4
4
4
6
4
2
2
2
6
2
2
2
3
3
2
4
3
2
6
3
2
2
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
ATmega16M1/32M1/64M1
(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)
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
0x0E
0x04
0x04
0x04
0x08
0x08
0x04
0x06
0x04
0x0E
0x08
0x04
0x0E
0x04
0x0E
0x04
0x04
0x04
CANBT3
0x4A
0x12
0x36
0x24
0x12
0x36
0x13
0x37
0x13
0x4B
0x13
0x37
0x13
0x37
0x13
0x25
0x13
0x35
0x23
0x37
0x13
0x4B
0x25
0x13
0x37
0x13
0x4B
0x13
197
(2)
(2)
(2)
(2)
(2)
(2)