Atmega163(l) – Rainbow Electronics ATmega163L User Manual

Page 17

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ATmega163(L)

17

$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)

UBRRHI

UART Baud Rate Register High-byte

$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

$12 ($32)

PORTD

Data Register, Port D

$11 ($31)

DDRD

Data Direction Register, Port D

$10 ($30)

PIND

Input Pins, Port D

$0F ($2F)

SPDR

SPI I/O Data Register

$0E ($2E)

SPSR

SPI Status Register

$0D ($2D)

SPCR

SPI Control Register

$0C ($2C)

UDR

UART I/O Data Register

$0B ($2B)

UCSRA

UART Control and Status Register A

$0A ($2A)

UCSRB

UART Control and Status Register B

$09 ($29)

UBRR

UART Baud Rate Register

$08 ($28)

ACSR

Analog Comparator Control and Status Register

$07 ($27)

ADMUX

ADC Multiplexer Select Register

$06 ($26)

ADCSR

ADC Control and Status Register

$05 ($25)

ADCH

ADC Data Register High

Table 2. ATmega163 I/O Space (Continued)

I/O Address (SRAM Address)

Name

Function