ATMEGA323L-4AI View Datasheet(PDF) - Atmel Corporation
Part Name
Description
Manufacturer
ATMEGA323L-4AI Datasheet PDF : 247 Pages
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ATmega323(L)
Register Summary
Address
$3F ($5F)
$3E ($5E)
$3D ($5D)
$3C ($5C)
$3B ($5B)
$3A ($5A)
$39 ($59)
$38 ($58)
$37 ($57)
$36 ($56)
$35 ($55)
$34 ($54)
$33 ($53)
$32 ($52)
$31 ($51)
$30 ($50)
$2F ($4F)
$2E ($4E)
$2D ($4D)
$2C ($4C)
$2B ($4B)
$2A ($4A)
$29 ($49)
$28 ($48)
$27 ($47)
$26 ($46)
$25 ($45)
$24 ($44)
$23 ($43)
$22 ($42)
$21 ($41)
$20 ($40)
$1F ($3F)
$1E ($3E)
$1D ($3D)
$1C ($3C)
$1B ($3B)
$1A ($3A)
$19 ($39)
$18 ($38)
$17 ($37)
$16 ($36)
$15 ($35)
$14 ($34)
$13 ($33)
$12 ($32)
$11 ($31)
$10 ($30)
$0F ($2F)
$0E ($2E)
$0D ($2D)
$0C ($2C)
$0B ($2B)
$0A ($2A)
$09 ($29)
$08 ($28)
$07 ($27)
$06 ($26)
$05 ($25)
$04 ($24)
$03 ($23)
$02 ($22)
Name
SREG
SPH
SPL
OCR0
GICR
GIFR
TIMSK
TIFR
SPMCR
TWCR
MCUCR
MCUCSR
TCCR0
TCNT0
OSCCAL
OCRD
SFIOR
TCCR1A
TCCR1B
TCNT1H
TCNT1L
OCR1AH
OCR1AL
OCR1BH
OCR1BL
ICR1H
ICR1L
TCCR2
TCNT2
OCR2
ASSR
WDTCR
UBRRH
UCSRC
EEARH
EEARL
EEDR
EECR
PORTA
DDRA
PINA
PORTB
DDRB
PINB
PORTC
DDRC
PINC
PORTD
DDRD
PIND
SPDR
SPSR
SPCR
UDR
UCSRA
UCSRB
UBRRL
ACSR
ADMUX
ADCSR
ADCH
ADCL
TWDR
TWAR
Bit 7
I
–
SP7
INT1
INTF1
OCIE2
OCF2
–
TWINT
SE
JTD
FOC0
–
COM1A1
ICNC1
FOC2
–
–
URSEL
URSEL
–
EEAR7
–
PORTA7
DDA7
PINA7
PORTB7
DDB7
PINB7
PORTC7
DDC7
PINC7
PORTD7
DDD7
PIND7
SPIF
SPIE
RXC
RXCIE
ACD
REFS1
ADEN
TWA6
Bit 6
T
–
SP6
INT0
INTF0
TOIE2
TOV2
ASB
TWEA
SM2
ISC2
PWM0
–
COM1A0
ICES1
PWM2
–
–
–
UMSEL
–
EEAR6
–
PORTA6
DDA6
PINA6
PORTB6
DDB6
PINB6
PORTC6
DDC6
PINC6
PORTD6
DDD6
PIND6
WCOL
SPE
TXC
TXCIE
ACBG
REFS0
ADSC
TWA5
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
H
S
V
N
Z
–
–
SP11
SP10
SP9
SP5
SP4
SP3
SP2
SP1
Timer/Counter0 Output Compare Register
INT2
–
–
–
IVSEL
INTF2
–
–
–
–
TICIE1
OCIE1A
OCIE1B
TOIE1
OCIE0
ICF1
OCF1A
OCF1B
TOV1
OCF0
–
ASRE
BLBSET
PGWRT
PGERS
TWSTA
TWSTO
TWWC
TWEN
–
SM1
SM0
ISC11
ISC10
ISC01
–
JTRF
WDRF
BORF
EXTRF
COM01
COM00
CTC0
CS02
CS01
Timer/Counter0 (8 Bits)
Oscillator Calibration Register
On-chip Debug Register
–
–
ACME
PUD
PSR2
COM1B1
COM1B0
FOC1A
FOC1B
PWM11
–
–
CTC1
CS12
CS11
Timer/Counter1 – Counter Register High Byte
Timer/Counter1 – Counter Register Low Byte
Timer/Counter1 – Output Compare Register A High Byte
Timer/Counter1 – Output Compare Register A Low Byte
Timer/Counter1 – Output Compare Register B High Byte
Timer/Counter1 – Output Compare Register B Low Byte
Timer/Counter1 – Input Capture Register High Byte
Timer/Counter1 – Input Capture Register Low Byte
COM21
COM20
CTC2
CS22
CS21
Timer/Counter2 (8 Bits)
Timer/Counter2 Output Compare Register
–
–
AS2
TCN2UB
OCR2UB
–
WDTOE
WDE
WDP2
WDP1
–
–
UBRR[11:8]
UPM1
UPM0
USBS
UCSZ1
UCSZ0
–
–
–
–
EEAR9
EEAR5
EEAR4
EEAR3
EEAR2
EEAR1
EEPROM Data Register
–
–
EERIE
EEMWE
EEWE
PORTA5
PORTA4
PORTA3
PORTA2
PORTA1
DDA5
DDA4
DDA3
DDA2
DDA1
PINA5
PINA4
PINA3
PINA2
PINA1
PORTB5
PORTB4
PORTB3
PORTB2
PORTB1
DDB5
DDB4
DDB3
DDB2
DDB1
PINB5
PINB4
PINB3
PINB2
PINB1
PORTC5
PORTC4
PORTC3
PORTC2
PORTC1
DDC5
DDC4
DDC3
DDC2
DDC1
PINC5
PINC4
PINC3
PINC2
PINC1
PORTD5
PORTD4
PORTD3
PORTD2
PORTD1
DDD5
DDD4
DDD3
DDD2
DDD1
PIND5
PIND4
PIND3
PIND2
PIND1
SPI Data Register
–
–
–
–
–
DORD
MSTR
CPOL
CPHA
SPR1
USART I/O Data Register
UDRE
FE
DOR
PE
U2X
UDRIE
RXEN
TXEN
UCSZ2
RXB8
USART Baud Rate Register Low Byte
ACO
ACI
ACIE
ACIC
ACIS1
ADLAR
MUX4
MUX3
MUX2
MUX1
ADFR
ADIF
ADIE
ADPS2
ADPS1
ADC Data Register High Byte
ADC Data Register Low Byte
Two-wire Serial Interface Data Register
TWA4
TWA3
TWA2
TWA1
TWA0
Bit 0
C
SP8
SP0
IVCE
–
TOIE0
TOV0
SPMEN
TWIE
ISC00
PORF
CS00
PSR10
PWM10
CS10
CS20
TCR2UB
WDP0
UCPOL
EEAR8
EEAR0
EERE
PORTA0
DDA0
PINA0
PORTB0
DDB0
PINB0
PORTC0
DDC0
PINC0
PORTD0
DDD0
PIND0
SPI2X
SPR0
MPCM
TXB8
ACIS0
MUX0
ADPS0
TWGCE
1457G–AVR–09/03
Page
page 21
page 22
page 22
page 47
page 33
page 34
page 36
page 36
page 183
page 104
page 37
page 30
page 47
page 49
page 41
page 161
page 45
page 56
page 57
page 58
page 58
page 59
page 59
page 59
page 59
page 60
page 60
page 47
page 49
page 49
page 52
page 64
page 98
page 97
page 66
page 66
page 66
page 67
page 137
page 137
page 137
page 139
page 139
page 139
page 146
page 146
page 146
page 151
page 151
page 151
page 73
page 72
page 71
page 94
page 94
page 96
page 98
page 125
page 132
page 133
page 134
page 134
page 106
page 107
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