Atmel ATmega88PA User Manual download pdf (Page 8)

8

8161DS–AVR–10/09

ATmega48PA/88PA/168PA/328P

5. Register Summary

Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Page

(0xFF) Reserved – – – – – – – –

(0xFE) Reserved – – – – – – – –

(0xFD) Reserved – – – – – – – –

(0xFC) Reserved – – – – – – – –

(0xFB) Reserved – – – – – – – –

(0xFA) Reserved – – – – – – – –

(0xF9) Reserved – – – – – – – –

(0xF8) Reserved – – – – – – – –

(0xF7) Reserved – – – – – – – –

(0xF6) Reserved – – – – – – – –

(0xF5) Reserved – – – – – – – –

(0xF4) Reserved – – – – – – – –

(0xF3) Reserved

– – – – – – – –

(0xF2) Reserved

– – – – – – – –

(0xF1) Reserved – – – – – – – –

(0xF0) Reserved

– – – – – – – –

(0xEF) Reserved

– – – – – – – –

(0xEE) Reserved – – – – – – – –

(0xED) Reserved – – – – – – – –

(0xEC) Reserved – – – – – – – –

(0xEB) Reserved – – – – – – – –

(0xEA) Reserved – – – – – – – –

(0xE9) Reserved – – – – – – – –

(0xE8) Reserved – – – – – – – –

(0xE7) Reserved – – – – – – – –

(0xE6) Reserved – – – – – – – –

(0xE5) Reserved – – – – – – – –

(0xE4) Reserved – – – – – – – –

(0xE3) Reserved – – – – – – – –

(0xE2) Reserved – – – – – – – –

(0xE1) Reserved – – – – – – – –

(0xE0) Reserved – – – – – – – –

(0xDF) Reserved – – – – – – – –

(0xDE) Reserved – – – – – – – –

(0xDD) Reserved – – – – – – – –

(0xDC) Reserved – – – – – – – –

(0xDB) Reserved – – – – – – – –

(0xDA) Reserved – – – – – – – –

(0xD9) Reserved – – – – – – – –

(0xD8) Reserved

– – – – – – – –

(0xD7) Reserved

– – – – – – – –

(0xD6) Reserved – – – – – – – –

(0xD5) Reserved

– – – – – – – –

(0xD4) Reserved

– – – – – – – –

(0xD3) Reserved

– – – – – – – –

(0xD2) Reserved – – – – – – – –

(0xD1) Reserved

– – – – – – – –

(0xD0) Reserved

– – – – – – – –

(0xCF) Reserved – – – – – – – –

(0xCE) Reserved

– – – – – – – –

(0xCD) Reserved

– – – – – – – –

(0xCC) Reserved – – – – – – – –

(0xCB) Reserved

– – – – – – – –

(0xCA) Reserved

– – – – – – – –

(0xC9) Reserved – – – – – – – –

(0xC8) Reserved

– – – – – – – –

(0xC7) Reserved – – – – – – – –

(0xC6) UDR0 USART I/O Data Register 189

(0xC5) UBRR0H USART Baud Rate Register High 193

(0xC4) UBRR0L USART Baud Rate Register Low 193

(0xC3) Reserved

– – – – – – – –

(0xC2) UCSR0C UMSEL01 UMSEL00 UPM01 UPM00 USBS0

UCSZ01 /UDORD0 UCSZ00 / UCPHA0

UCPOL0 191/206

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