ATmega649 Atmel Corporation, ATmega649 Datasheet - Page 88
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ATmega649
Manufacturer Part Number
ATmega649
Description
Manufacturer
Atmel Corporation
Specifications of ATmega649
Flash (kbytes)
64 Kbytes
Pin Count
64
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
54
Ext Interrupts
17
Usb Speed
No
Usb Interface
No
Spi
2
Twi (i2c)
1
Uart
1
Segment Lcd
100
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
4
Eeprom (bytes)
2048
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8 to 5.5
Operating Voltage (vcc)
1.8 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
4
Input Capture Channels
1
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATmega649-16AU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATmega649-16MU
Manufacturer:
Atmel
Quantity:
135
Part Number:
ATmega6490-16AI
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATmega6490-16AU
Manufacturer:
Atmel
Quantity:
135
Company:
Part Number:
ATmega6490-16AUR
Manufacturer:
Atmel
Quantity:
1 500
Company:
Part Number:
ATmega6490A-AU
Manufacturer:
Atmel
Quantity:
1 250
Company:
Part Number:
ATmega6490A-AUR
Manufacturer:
Maxim
Quantity:
43
13.4.8
13.4.9
13.4.10
13.4.11
13.4.12
13.4.13
13.4.14
13.4.15
88
ATmega329/3290/649/6490
PORTC – Port C Data Register
DDRC – Port C Data Direction Register
PINC – Port C Input Pins Address
PORTD – Port D Data Register
DDRD – Port D Data Direction Register
PIND – Port D Input Pins Address
PORTE – Port E Data Register
DDRE – Port E Data Direction Register
Bit
0x08 (0x28)
Read/Write
Initial Value
Bit
0x07 (0x27)
Read/Write
Initial Value
Bit
0x06 (0x26)
Read/Write
Initial Value
Bit
0x0B (0x2B)
Read/Write
Initial Value
Bit
0x0A (0x2A)
Read/Write
Initial Value
Bit
0x09 (0x29)
Read/Write
Initial Value
Bit
0x0E (0x2E)
Read/Write
Initial Value
Bit
0x0D (0x2D)
Read/Write
Initial Value
PORTC7
PORTD7
PORTE7
PINC7
PIND7
DDC7
DDD7
DDE7
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
7
0
7
0
7
7
0
7
0
7
7
0
7
0
PORTC6
PORTD6
PORTE6
PINC6
PIND6
DDC6
DDD6
DDE6
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
6
0
6
0
6
6
0
6
0
6
6
0
6
0
PORTC5
PORTD5
PORTE5
PINC5
PIND5
DDC5
DDD5
DDE5
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
5
0
5
0
5
5
0
5
0
5
5
0
5
0
PORTC4
PORTD4
PORTE4
PINC4
PIND4
DDC4
DDD4
DDE4
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R/W
4
0
4
0
4
4
0
4
0
4
4
0
4
0
PORTC3
PORTD3
PORTE3
PINC3
PIND3
DDC3
DDD3
DDE3
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R/W
3
0
3
0
3
3
0
3
0
3
3
0
3
0
PORTC2
PORTD2
PORTE2
PINC2
PIND2
DDC2
DDD2
DDE2
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R/W
2
0
2
0
2
2
0
2
0
2
2
0
2
0
PORTC1
PORTD1
PORTE1
PINC1
PIND1
DDC1
DDD1
DDE1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R/W
1
0
1
0
1
1
0
1
0
1
1
0
1
0
PORTC0
PORTD0
PORTE0
PINC0
PIND0
DDC0
DDD0
DDE0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R/W
0
0
0
0
0
0
0
0
0
0
0
0
0
0
PORTC
PORTD
PORTE
DDRC
DDRD
PINC
PIND
DDRE
2552K–AVR–04/11