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ATMEGA1280 Datasheet(PDF) 15 Page - ATMEL Corporation

Part # ATMEGA1280
Description  8-bit Atmel Microcontroller with 64K/128K/256K Bytes In-System Programmable Flash
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATMEGA1280 Datasheet(HTML) 15 Page - ATMEL Corporation

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15
2549NS–AVR–05/11
ATmega640/1280/1281/2560/2561
(0x7C)
ADMUX
REFS1
REFS0
ADLAR
MUX4
MUX3
MUX2
MUX1
MUX0
289
(0x7B)
ADCSRB
-ACME
-
-
MUX5
ADTS2
ADTS1
ADTS0
272, 290, 294
(0x7A)
ADCSRA
ADEN
ADSC
ADATE
ADIF
ADIE
ADPS2
ADPS1
ADPS0
292
(0x79)
ADCH
ADC Data Register High byte
294
(0x78)
ADCL
ADC Data Register Low byte
294
(0x77)
Reserved
-
-
-
-
-
-
-
-
(0x76)
Reserved
-
-
-
-
-
-
-
-
(0x75)
XMCRB
XMBK
-
-
-
-
XMM2
XMM1
XMM0
38
(0x74)
XMCRA
SRE
SRL2
SRL1
SRL0
SRW11
SRW10
SRW01
SRW00
37
(0x73)
TIMSK5
-
-ICIE5
-
OCIE5C
OCIE5B
OCIE5A
TOIE5
166
(0x72)
TIMSK4
-
-ICIE4
-
OCIE4C
OCIE4B
OCIE4A
TOIE4
166
(0x71)
TIMSK3
-
-ICIE3
-
OCIE3C
OCIE3B
OCIE3A
TOIE3
166
(0x70)
TIMSK2
-
-
-
-
-
OCIE2B
OCIE2A
TOIE2
193
(0x6F)
TIMSK1
-
-ICIE1
-
OCIE1C
OCIE1B
OCIE1A
TOIE1
166
(0x6E)
TIMSK0
-
-
-
-
-
OCIE0B
OCIE0A
TOIE0
134
(0x6D)
PCMSK2
PCINT23
PCINT22
PCINT21
PCINT20
PCINT19
PCINT18
PCINT17
PCINT16
116
(0x6C)
PCMSK1
PCINT15
PCINT14
PCINT13
PCINT12
PCINT11
PCINT10
PCINT9
PCINT8
116
(0x6B)
PCMSK0
PCINT7
PCINT6
PCINT5
PCINT4
PCINT3
PCINT2
PCINT1
PCINT0
117
(0x6A)
EICRB
ISC71
ISC70
ISC61
ISC60
ISC51
ISC50
ISC41
ISC40
114
(0x69)
EICRA
ISC31
ISC30
ISC21
ISC20
ISC11
ISC10
ISC01
ISC00
113
(0x68)
PCICR
-
-
-
-
-
PCIE2
PCIE1
PCIE0
115
(0x67)
Reserved
-
-
-
-
-
-
-
-
(0x66)
OSCCAL
Oscillator Calibration Register
50
(0x65)
PRR1
-
-
PRTIM5
PRTIM4
PRTIM3
PRUSART3
PRUSART2
PRUSART1
57
(0x64)
PRR0
PRTWI
PRTIM2
PRTIM0
-
PRTIM1
PRSPI
PRUSART0
PRADC
56
(0x63)
Reserved
-
-
-
-
-
-
-
-
(0x62)
Reserved
-
-
-
-
-
-
-
-
(0x61)
CLKPR
CLKPCE
-
-
-
CLKPS3
CLKPS2
CLKPS1
CLKPS0
50
(0x60)
WDTCSR
WDIF
WDIE
WDP3
WDCE
WDE
WDP2
WDP1
WDP0
67
0x3F (0x5F)
SREG
I
T
H
S
V
N
Z
C
14
0x3E (0x5E)
SPH
SP15
SP14
SP13
SP12
SP11
SP10
SP9
SP8
16
0x3D (0x5D)
SPL
SP7
SP6
SP5
SP4
SP3
SP2
SP1
SP0
16
0x3C (0x5C)
EIND
-
-
-
-
-
-
-EIND0
17
0x3B (0x5B)
RAMPZ
-
-
-
-
-
-
RAMPZ1
RAMPZ0
17
0x3A (0x5A)
Reserved
-
-
-
-
-
-
-
-
0x39 (0x59)
Reserved
-
-
-
-
-
-
-
-
0x38 (0x58)
Reserved
-
-
-
-
-
-
-
-
0x37 (0x57)
SPMCSR
SPMIE
RWWSB
SIGRD
RWWSRE
BLBSET
PGWRT
PGERS
SPMEN
332
0x36 (0x56)
Reserved
-
-
-
-
-
-
-
-
0x35 (0x55)
MCUCR
JTD
-
-PUD
-
-
IVSEL
IVCE
67, 110, 100, 308
0x34 (0x54)
MCUSR
-
-
-JTRF
WDRF
BORF
EXTRF
PORF
308
0x33 (0x53)
SMCR
-
-
-
-
SM2
SM1
SM0
SE
52
0x32 (0x52)
Reserved
-
-
-
-
-
-
-
-
0x31 (0x51)
OCDR
OCDR7
OCDR6
OCDR5
OCDR4
OCDR3
OCDR2
OCDR1
OCDR0
301
0x30 (0x50)
ACSR
ACD
ACBG
ACO
ACI
ACIE
ACIC
ACIS1
ACIS0
272
0x2F (0x4F)
Reserved
-
-
-
-
-
-
-
-
0x2E (0x4E)
SPDR
SPI Data Register
204
0x2D (0x4D)
SPSR
SPIF
WCOL
-
-
-
-
-
SPI2X
203
0x2C (0x4C)
SPCR
SPIE
SPE
DORD
MSTR
CPOL
CPHA
SPR1
SPR0
202
0x2B (0x4B)
GPIOR2
General Purpose I/O Register 2
37
0x2A (0x4A)
GPIOR1
General Purpose I/O Register 1
37
0x29 (0x49)
Reserved
-
-
-
-
-
-
-
-
0x28 (0x48)
OCR0B
Timer/Counter0 Output Compare Register B
133
0x27 (0x47)
OCR0A
Timer/Counter0 Output Compare Register A
133
0x26 (0x46)
TCNT0
Timer/Counter0 (8 Bit)
133
0x25 (0x45)
TCCR0B
FOC0A
FOC0B
-
-
WGM02
CS02
CS01
CS00
132
0x24 (0x44)
TCCR0A
COM0A1
COM0A0
COM0B1
COM0B0
-
-
WGM01
WGM00
129
0x23 (0x43)
GTCCR
TSM
-
-
-
-
-
PSRASY
PSRSYNC
170, 194
0x22 (0x42)
EEARH
-
-
-
-
EEPROM Address Register High Byte
35
0x21 (0x41)
EEARL
EEPROM Address Register Low Byte
35
0x20 (0x40)
EEDR
EEPROM Data Register
35
0x1F (0x3F)
EECR
-
-
EEPM1
EEPM0
EERIE
EEMPE
EEPE
EERE
35
0x1E (0x3E)
GPIOR0
General Purpose I/O Register 0
37
0x1D (0x3D)
EIMSK
INT7
INT6
INT5
INT4
INT3
INT2
INT1
INT0
115
0x1C (0x3C)
EIFR
INTF7
INTF6
INTF5
INTF4
INTF3
INTF2
INTF1
INTF0
115
0x1B (0x3B)
PCIFR
-
-
-
-
-
PCIF2
PCIF1
PCIF0
116
Address
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Page


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