Datasheet

Offset Name Bit Pos.
0xB0 TCCR2A 7:0 COM2A[1:0] COM2B[1:0] WGM2[1:0]
0xB1 TCCR2B 7:0 FOC2A FOC2B WGM2 [2] CS2[2:0]
0xB2 TCNT2 7:0 TCNT2[7:0]
0xB3 OCR2A 7:0 OCR2A[7:0]
0xB4 OCR2B 7:0 OCR2B[7:0]
0xB5 Reserved
0xB6 ASSR 7:0 EXCLK AS2 TCN2UB OCR2AUB OCR2BUB TCR2AUB TCR2BUB
0xB7 Reserved
0xB8 TWBR0 7:0 TWBR [7:0]
0xB9 TWSR0 7:0 TWS7 TWS6 TWS5 TWS4 TWS3 TWPS[1:0]
0xBA TWAR0 7:0 TWA[6:0] TWGCE
0xBB TWDR0 7:0 TWD[7:0]
0xBC TWCR0 7:0 TWINT TWEA TWSTA TWSTO TWWC TWEN TWIE
0xBD TWAMR0 7:0 TWAM[6:0]
0xBE
...
0xBF
Reserved
0xC0 UCSR0A 7:0 RXCn TXCn UDREn FEn DORn UPEn U2Xn MPCMn
0xC1 UCSR0B 7:0 RXCIEn TXCIEn UDRIEn RXENn TXENn UCSZn2 RXB8n TXB8n
0xC2 UCSR0C 7:0 UMSELn[1:0] UPMn[1:0] USBSn
UCSZn1 /
UDORDn
UCSZn0 /
UCPHAn
UCPOLn
0xC3 Reserved
0xC4
UBRR0L and
UBRR0H
7:0 UBRRL[7:0]
15:8 UBRRL[11:8]
0xC6 UDR0 7:0 TXB / RXB[7:0]
0xC7 UDR1 7:0 TXB / RXB[7:0]
0xC8 UCSR1A 7:0 RXCn TXCn UDREn FEn DORn UPEn U2Xn MPCMn
0xC9 UCSR1B 7:0 RXCIEn TXCIEn UDRIEn RXENn TXENn UCSZn2 RXB8n TXB8n
0xCA UCSR1C 7:0 UMSELn[1:0] UPMn[1:0] USBSn
UCSZn1 /
UDORDn
UCSZn0 /
UCPHAn
UCPOLn
0xCB Reserved
0xCC
UBRR1L and
UBRR1H
7:0 UBRRL[7:0]
15:8 UBRRL[11:8]
0xCE
...
0xD7
Reserved
0xD8 TWBR1 7:0 TWBR [7:0]
0xD9 TWSR1 7:0 TWS7 TWS6 TWS5 TWS4 TWS3 TWPS[1:0]
0xDA TWAR1 7:0 TWA[6:0] TWGCE
0xDB TWDR1 7:0 TWD[7:0]
0xDC TWCR1 7:0 TWINT TWEA TWSTA TWSTO TWWC TWEN TWIE
0xDD TWAMR1 7:0 TWAM[6:0]
ATmega328PB
Register Summary
© 2018 Microchip Technology Inc.
Datasheet Complete
DS40001906C-page 448