ATmega1280 Atmel Corporation, ATmega1280 Datasheet - Page 103

• Manufacturer Part Number: ATmega1280
• Manufacturer: Atmel Corporation

Specifications of ATmega1280

• Flash (kbytes): 128 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 86
• Ext Interrupts: 32
• Usb Speed: No
• Usb Interface: No
• Spi: 5
• Twi (i2c): 1
• Uart: 4
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 16
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 8
• Eeprom (bytes): 4096
• 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: 6
• Output Compare Channels: 16
• Input Capture Channels: 4
• Pwm Channels: 15
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

13.4.24
13.4.25
13.4.26
13.4.27
13.4.28
13.4.29
13.4.30
13.4.31
2549N–AVR–05/11
DDRH – Port H Data Direction Register
PINH – Port H Input Pins Address
PORTJ – Port J Data Register
DDRJ – Port J Data Direction Register
PINJ – Port J Input Pins Address
PORTK – Port K Data Register
DDRK – Port K Data Direction Register
PINK – Port K Input Pins Address
Bit
(0x101)
Read/Write
Initial Value
Bit
(0x100)
Read/Write
Initial Value
Bit
(0x105)
Read/Write
Initial Value
Bit
(0x104)
Read/Write
Initial Value
Bit
(0x103)
Read/Write
Initial Value
Bit
(0x108)
Read/Write
Initial Value
Bit
(0x107)
Read/Write
Initial Value
Bit
(0x106)
Read/Write
Initial Value
PORTK7
PORTJ7
PINH5
PINK5
DDH7
PINJ5
DDK7
DDJ7
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
N/A
7
0
7
7
0
7
7
0
7
7
0
7
0
PORTK6
PORTJ6
PINH5
PINK5
DDH6
PINJ5
DDK6
DDJ6
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
N/A
6
0
6
6
0
6
6
0
6
6
0
6
0
ATmega640/1280/1281/2560/2561
PORTK5
PORTJ5
PINH5
PINK5
DDH5
PINJ5
DDK5
DDJ5
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
N/A
5
0
5
0
5
0
5
5
0
5
5
0
5
PORTK4
PORTJ4
DDH4
PINH4
PINJ4
PINK4
DDK4
DDJ4
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
N/A
4
0
4
0
4
0
4
4
0
4
4
0
4
PORTJ3
PORTK3
DDH3
PINH3
PINJ3
PINK3
DDJ3
DDK3
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
N/A
3
0
3
0
3
3
0
3
3
0
3
0
3
PORTK2
PORTJ2
PINGH
PINGK
PINGJ
DDH2
DDK2
DDJ2
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
N/A
2
0
2
0
2
2
0
2
2
0
2
0
2
PORTJ1
PORTK1
DDH1
PINH1
PINK1
PINJ1
DDK1
DDJ1
R/W
R/W
R/W
R/W
R/W
N/A
R/W
N/A
R/W
R/W
N/A
1
0
1
1
0
1
1
1
0
1
0
1
0
PORTJ0
PORTK0
DDH0
PINH0
PINK0
PINJ0
DDK0
DDJ0
R/W
R/W
R/W
R/W
R/W
N/A
R/W
N/A
R/W
R/W
N/A
0
0
0
0
0
0
0
0
0
0
0
0
0
DDRH
PORTJ
PORTK
DDRK
DDRJ
PINH
PINK
PINJ
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