ATMEGA644P View Datasheet(PDF) - Atmel Corporation
Part Name
Description
Manufacturer
ATMEGA644P
Atmel Corporation
ATMEGA644P Datasheet PDF : 28 Pages
| |||
ATmega164P/324P/644P
Address
(0x7E)
(0x7D)
(0x7C)
(0x7B)
(0x7A)
(0x79)
(0x78)
(0x77)
(0x76)
(0x75)
(0x74)
(0x73)
(0x72)
(0x71)
(0x70)
(0x6F)
(0x6E)
(0x6D)
(0x6C)
(0x6B)
(0x6A)
(0x69)
(0x68)
(0x67)
(0x66)
(0x65)
(0x64)
(0x63)
(0x62)
(0x61)
(0x60)
0x3F (0x5F)
0x3E (0x5E)
0x3D (0x5D)
0x3C (0x5C)
0x3B (0x5B)
0x3A (0x5A)
0x39 (0x59)
0x38 (0x58)
0x37 (0x57)
0x36 (0x56)
0x35 (0x55)
0x34 (0x54)
0x33 (0x53)
0x32 (0x52)
0x31 (0x51)
0x30 (0x50)
0x2F (0x4F)
0x2E (0x4E)
0x2D (0x4D)
0x2C (0x4C)
0x2B (0x4B)
0x2A (0x4A)
0x29 (0x49)
0x28 (0x48)
0x27 (0x47)
0x26 (0x46)
0x25 (0x45)
0x24 (0x44)
0x23 (0x43)
0x22 (0x42)
0x21 (0x41)
0x20 (0x40)
0x1F (0x3F)
0x1E (0x3E)
0x1D (0x3D)
Name
DIDR0
Reserved
ADMUX
ADCSRB
ADCSRA
ADCH
ADCL
Reserved
Reserved
Reserved
Reserved
PCMSK3
Reserved
Reserved
TIMSK2
TIMSK1
TIMSK0
PCMSK2
PCMSK1
PCMSK0
Reserved
EICRA
PCICR
Reserved
OSCCAL
Reserved
PRR
Reserved
Reserved
CLKPR
WDTCSR
SREG
SPH
SPL
Reserved
RAMPZ
Reserved
Reserved
Reserved
SPMCSR
Reserved
MCUCR
MCUSR
SMCR
Reserved
OCDR
ACSR
Reserved
SPDR
SPSR
SPCR
GPIOR2
GPIOR1
Reserved
OCR0B
OCR0A
TCNT0
TCCR0B
TCCR0A
GTCCR
EEARH
EEARL
EEDR
EECR
GPIOR0
EIMSK
Bit 7
ADC7D
-
REFS1
-
ADEN
-
-
-
-
PCINT31
-
-
-
-
-
PCINT23
PCINT15
PCINT7
-
-
-
-
-
PRTWI
-
-
CLKPCE
WDIF
I
SP15
SP7
-
-
-
-
-
SPMIE
-
JTD
-
-
-
ACD
-
SPIF0
SPIE0
-
FOC0A
COM0A1
TSM
-
-
-
Bit 6
ADC6D
-
REFS0
ACME
ADSC
-
-
-
-
PCINT30
-
-
-
-
-
PCINT22
PCINT14
PCINT6
-
-
-
-
-
PRTIM2
-
-
-
WDIE
T
SP14
SP6
-
-
-
-
-
RWWSB
-
BODS
-
-
-
ACBG
-
WCOL0
SPE0
-
FOC0B
COM0A0
-
-
-
-
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
ADC5D
ADC4D
ADC3D
ADC2D
ADC1D
ADC0D
-
-
-
-
-
-
ADLAR
MUX4
MUX3
MUX2
MUX1
MUX0
-
-
-
ADTS2
ADTS1
ADTS0
ADATE
ADIF
ADIE
ADPS2
ADPS1
ADPS0
ADC Data Register High byte
ADC Data Register Low byte
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
PCINT29
PCINT28
PCINT27
PCINT26
PCINT25
PCINT24
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
OCIE2B
OCIE2A
TOIE2
ICIE1
-
-
OCIE1B
OCIE1A
TOIE1
-
-
-
OCIE0B
OCIE0A
TOIE0
PCINT21
PCINT20
PCINT19
PCINT18
PCINT17
PCINT16
PCINT13
PCINT12
PCINT11
PCINT10
PCINT9
PCINT8
PCINT5
PCINT4
PCINT3
PCINT2
PCINT1
PCINT0
-
-
-
-
-
-
ISC21
ISC20
ISC11
ISC10
ISC01
ISC00
-
-
PCIE3
PCIE2
PCIE1
PCIE0
-
-
-
-
-
-
Oscillator Calibration Register
-
-
-
-
-
-
PRTIM0
PRUSART1
PRTIM1
PRSPI
PRUSART0
PRADC
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CLKPS3
CLKPS2
CLKPS1
CLKPS0
WDP3
WDCE
WDE
WDP2
WDP1
WDP0
H
S
V
N
Z
C
SP13
SP12
SP11
SP10
SP9
SP8
SP5
SP4
SP3
SP2
SP1
SP0
-
-
-
-
-
-
-
-
-
-
-
RAMPZ0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
SIGRD
RWWSRE
BLBSET
PGWRT
PGERS
SPMEN
-
-
-
-
-
-
BODSE
PUD
-
-
IVSEL
IVCE
-
JTRF
WDRF
BORF
EXTRF
PORF
-
-
SM2
SM1
SM0
SE
-
-
-
-
-
-
On-Chip Debug Register
ACO
ACI
ACIE
ACIC
ACIS1
ACIS0
-
-
-
-
-
-
SPI 0 Data Register
-
-
-
-
-
SPI2X0
DORD0
MSTR0
CPOL0
CPHA0
SPR01
SPR00
General Purpose I/O Register 2
General Purpose I/O Register 1
-
-
-
-
-
-
Timer/Counter0 Output Compare Register B
Timer/Counter0 Output Compare Register A
Timer/Counter0 (8 Bit)
-
-
WGM02
CS02
CS01
CS00
COM0B1
COM0B0
-
-
WGM01
WGM00
-
-
-
-
PSRASY
PSR5SYNC
-
-
EEPROM Address Register High Byte
EEPROM Address Register Low Byte
EEPROM Data Register
EEPM1
EEPM0
EERIE
EEMPE
EEPE
EERE
General Purpose I/O Register 0
-
-
-
INT2
INT1
INT0
8011OS–AVR–07/10
Page
260
256
239
258
259
259
71
159
138
110
71
71
72
68
70
41
49
41
60
11
12
12
15
292
92/276
59/276
48
266
258
171
170
169
29
29
110
109
109
108
110
160
24
24
24
24
29
69
11
Share Link: