ATmega6450 Atmel Corporation, ATmega6450 Datasheet - Page 82
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ATmega6450
Manufacturer Part Number
ATmega6450
Description
Manufacturer
Atmel Corporation
Specifications of ATmega6450
Flash (kbytes)
64 Kbytes
Pin Count
100
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
Hardware Qtouch Acquisition
No
Max I/o Pins
69
Ext Interrupts
25
Usb Speed
No
Usb Interface
No
Spi
2
Twi (i2c)
1
Uart
1
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:
ATmega6450-16AU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATmega6450P-AU
Manufacturer:
Atmel
Quantity:
360
Company:
Part Number:
ATmega6450P-AUR
Manufacturer:
Atmel
Quantity:
1 500
Part Number:
ATmega6450V-8AI
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Part Number:
ATmega6450V-8AU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATmega6450V-8AUR
Manufacturer:
Atmel
Quantity:
1 500
14.4.5
14.4.6
14.4.7
14.4.8
14.4.9
14.4.10
14.4.11
14.4.12
2570N–AVR–05/11
PORTB – Port B Data Register
DDRB – Port B Data Direction Register
PINB – Port B Input Pins Address
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
Bit
0x05 (0x25)
Read/Write
Initial Value
Bit
0x04 (0x24)
Read/Write
Initial Value
Bit
0x03 (0x23)
Read/Write
Initial Value
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
PORTB7
PORTC7
PORTD7
PINB7
PINC7
DDB7
DDC7
DDD7
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
PORTB6
PORTC6
PORTD6
PINB6
PINC6
DDB6
DDC6
DDD6
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
PORTB5
PORTC5
PORTD5
PINB5
PINC5
DDB5
DDC5
DDD5
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
PORTB4
PORTC4
PORTD4
PINB4
PINC4
DDB4
DDC4
DDD4
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
4
0
4
0
4
4
0
4
0
4
4
0
4
0
ATmega325/3250/645/6450
PORTB3
PORTC3
PORTD3
PINB3
PINC3
DDB3
DDC3
DDD3
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
3
0
3
0
3
3
0
3
0
3
3
0
3
0
PORTB2
PORTC2
PORTD2
PINB2
PINC2
DDB2
DDC2
DDD2
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
2
0
2
0
2
2
0
2
0
2
2
0
2
0
PORTB1
PORTC1
PORTD1
PINB1
PINC1
DDB1
DDC1
DDD1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
1
0
1
0
1
1
0
1
0
1
1
0
1
0
PORTB0
PORTC0
PORTD0
PINB0
PINC0
DDB0
DDC0
DDD0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
0
0
0
0
0
0
0
0
0
0
0
0
0
0
PORTB
PORTC
PORTD
DDRB
DDRC
DDRD
PINB
PINC
82