ATMEGA323L_14 Datasheet, PDF (19/247 Pages) ATMEL Corporation – Non-volatile Program and Data Memories

1457G–AVR–09/03
ATmega323(L)
Table 2. ATmega323 I/O Space (Continued)
I/O Address (SRAM
Address)
Name
Function
$33 ($53)
TCCR0 Timer/Counter0 Control Register
$32 ($52)
TCNT0
Timer/Counter0 (8-bit)
$31 ($51)⁽¹⁾
OSCCAL
OCDR
Oscillator Calibration Register
On-chip Debug Register
$30 ($50)
SFIOR
Special Function I/O Register
$2F ($4F)
TCCR1A Timer/Counter1 Control Register A
$2E ($4E)
TCCR1B Timer/Counter1 Control Register B
$2D ($4D)
TCNT1H Timer/Counter1 High Byte
$2C ($4C)
TCNT1L Timer/Counter1 Low Byte
$2B ($4B)
OCR1AH Timer/Counter1 Output Compare Register A High Byte
$2A ($4A)
OCR1AL Timer/Counter1 Output Compare Register A Low Byte
$29 ($49)
OCR1BH Timer/Counter1 Output Compare Register B High Byte
$28 ($48)
OCR1BL Timer/Counter1 Output Compare Register B Low Byte
$27 ($47)
ICR1H
T/C 1 Input Capture Register High Byte
$26 ($46)
ICR1L
T/C 1 Input Capture Register Low Byte
$25 ($45)
TCCR2 Timer/Counter2 Control Register
$24 ($44)
TCNT2
Timer/Counter2 (8-bit)
$23 ($43)
OCR2
Timer/Counter2 Output Compare Register
$22 ($42)
ASSR
Asynchronous Mode Status Register
$21 ($41)
WDTCR Watchdog Timer Control Register
$20 ($40)⁽²⁾
UBRRH
UCSRC
USART Baud Rate Register High Byte
USART Control and Status Register C
$1F ($3F)
EEARH EEPROM Address Register High Byte
$1E ($3E)
EEARL EEPROM Address Register Low Byte
$1D ($3D)
EEDR
EEPROM Data Register
$1C ($3C)
EECR
EEPROM Control Register
$1B ($3B)
PORTA Data Register, Port A
$1A ($3A)
DDRA
Data Direction Register, Port A
$19 ($39)
PINA
Input Pins, Port A
$18 ($38)
PORTB Data Register, Port B
$17 ($37)
DDRB
Data Direction Register, Port B
$16 ($36)
PINB
Input Pins, Port B
$15 ($35)
PORTC Data Register, Port C
$14 ($34)
DDRC
Data Direction Register, Port C
$13 ($33)
PINC
Input Pins, Port C
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