ATmega1280 Atmel Corporation, ATmega1280 Datasheet - Page 12

• 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

7. Register Summary
2549NS–AVR–05/11
Address
(0x1FF)
(0x13F)
(0x13E)
(0x13D)
(0x13C)
(0x13B)
(0x13A)
(0x12F)
(0x12E)
(0x12D)
(0x12C)
(0x12B)
(0x12A)
(0x11F)
(0x11E)
(0x11D)
(0x11C)
(0x11B)
(0x11A)
(0x10F)
(0x10E)
(0x10D)
(0x10C)
(0x10B)
(0x10A)
(0x139)
(0x138)
(0x137)
(0x136)
(0x135)
(0x134)
(0x133)
(0x132)
(0x131)
(0x130)
(0x129)
(0x128)
(0x127)
(0x126)
(0x125)
(0x124)
(0x123)
(0x122)
(0x121)
(0x120)
(0x119)
(0x118)
(0x117)
(0x116)
(0x115)
(0x114)
(0x113)
(0x112)
(0x111)
(0x110)
(0x109)
(0x108)
(0x107)
(0x106)
(0x105)
(0x104)
(0x103)
(0x102)
(0x101)
...
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
OCR5CH
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
UBRR3H
UCSR3C
UCSR3B
UCSR3A
OCR5CL
OCR5BH
OCR5AH
OCR5AL
TCCR5C
TCCR5A
UBRR3L
OCR5BL
TCNT5H
TCCR5B
Name
TCNT5L
PORTK
PORTH
PORTL
PORTJ
ICR5H
ICR5L
DDRK
DDRH
UDR3
DDRL
DDRJ
PINL
PINK
PINJ
UMSEL31
COM5A1
PORTK7
PORTH7
PORTL7
PORTJ7
RXCIE3
FOC5A
ICNC5
Bit 7
PINL7
PINK7
RXC3
DDL7
DDK7
PINJ7
DDH7
DDJ7
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
UMSEL30
COM5A0
PORTK6
PORTH6
PORTL6
PORTJ6
TXCIE3
FOC5B
Bit 6
ICES5
PINL6
PINK6
DDK6
PINJ6
DDH6
TXC3
DDL6
DDJ6
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
COM5B1
PORTK5
PORTH5
PORTL5
PORTJ5
UDRIE3
UDRE3
FOC5C
UPM31
Bit 5
PINL5
PINK5
DDL5
DDK5
PINJ5
DDH5
DDJ5
Timer/Counter5 - Output Compare Register C High Byte
Timer/Counter5 - Output Compare Register B High Byte
Timer/Counter5 - Output Compare Register A High Byte
Timer/Counter5 - Output Compare Register C Low Byte
Timer/Counter5 - Output Compare Register B Low Byte
Timer/Counter5 - Output Compare Register A Low Byte
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Timer/Counter5 - Input Capture Register High Byte
Timer/Counter5 - Input Capture Register Low Byte
Timer/Counter5 - Counter Register High Byte
Timer/Counter5 - Counter Register Low Byte
USART3 Baud Rate Register Low Byte
COM5B0
PORTL4
PORTK4
PORTH4
PORTJ4
WGM53
UPM30
RXEN3
USART3 I/O Data Register
Bit 4
PINL4
PINK4
PINJ4
DDH4
DDL4
DDK4
DDJ4
FE3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
ATmega640/1280/1281/2560/2561
COM5C1
PORTL3
PORTK3
PORTH3
WGM52
PORTJ3
USBS3
TXEN3
Bit 3
PINK3
DOR3
PINL3
PINJ3
DDH3
DDL3
DDK3
DDJ3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
USART3 Baud Rate Register High Byte
COM5C0
PORTH2
PORTL2
PORTK2
UCSZ31
UCSZ32
PORTJ2
Bit 2
PINK2
PINL2
PINJ2
DDH2
UPE3
CS52
DDL2
DDK2
DDJ2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PORTL1
PORTK1
PORTH1
UCSZ30
PORTJ1
WGM51
RXB83
Bit 1
PINL1
PINK1
PINJ1
DDH1
DDL1
DDK1
U2X3
CS51
DDJ1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
UCPOL3
PORTK0
PORTH0
PORTL0
PORTJ0
MPCM3
WGM50
TXB83
Bit 0
PINK0
PINL0
DDK0
PINJ0
DDH0
CS50
DDL0
DDJ0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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