Datasheet
Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
(0x74) TWCR TWINT TWEA TWSTA TWSTO TWWC TWEN – TWIE
(0x73) TWDR Two-wire Serial Interface Data Register
(0x72) TWAR TWA6 TWA5 TWA4 TWA3 TWA2 TWA1 TWA0 TWGCE
(0x71) TWSR TWS7 TWS6 TWS5 TWS4 TWS3 – TWPS1 TWPS0
(0x70) TWBR Two-wire Serial Interface Bit Rate Register
(0x6F) OSCCAL Oscillator Calibration Register
(0x6E) Reserved – – – – – – – –
(0x6D) XMCRA – SRL2 SRL1 SRL0 SRW01 SRW00 SRW11 –
(0x6C) XMCRB XMBK – – – – XMM2 XMM1 XMM0
(0x6B) Reserved – – – – – – – –
(0x6A) EICRA ISC31 ISC30 ISC21 ISC20 ISC11 ISC10 ISC01 ISC00
(0x69) Reserved – – – – – – – –
(0x68) SPMCSR SPMIE RWWSB – RWWSRE BLBSET PGWRT PGERS SPMEN
(0x67) Reserved – – – – – – – –
(0x66) Reserved – – – – – – – –
(0x65) PORTG – – – PORTG4 PORTG3 PORTG2 PORTG1 PORTG0
(0x64) DDRG – – – DDG4 DDG3 DDG2 DDG1 DDG0
(0x63) PING – – – PING4 PING3 PING2 PING1 PING0
(0x62) PORTF PORTF7 PORTF6 PORTF5 PORTF4 PORTF3 PORTF2 PORTF1 PORTF0
(0x61) DDRF DDF7 DDF6 DDF5 DDF4 DDF3 DDF2 DDF1 DDF0
(0x60) Reserved – – – – – – – –
0x3F (0x5F) SREG I T H S V N Z C
0x3E (0x5E) SPH SP15 SP14 SP13 SP12 SP11 SP10 SP9 SP8
0x3D (0x5D) SPL SP7 SP6 SP5 SP4 SP3 SP2 SP1 SP0
0x3C (0x5C) XDIV XDIVEN XDIV6 XDIV5 XDIV4 XDIV3 XDIV2 XDIV1 XDIV0
0x3B (0x5B) Reserved – – – – – – – –
0x3A (0x5A) EICRB ISC71 ISC70 ISC61 ISC60 ISC51 ISC50 ISC41 ISC40
0x39 (0x59) EIMSK INT7 INT6 INT5 INT4 INT3 INT2 INT0 INT0
0x38 (0x58) EIFR INTF7 INTF6 INTF5 INTF4 INTF3 INTF2 INTF1 INTF0
0x37 (0x57) TIMSK OCIE2 TOIE2 TICIE1 OCIE1A OCIE1B TOIE1 OCIE0 TOIE0
0x36 (0x56) TIFR OCF2 TOV2 ICF1 OCF1A OCF1B TOV1 OCF0 TOV0
0x35 (0x55) MCUCR SRE SRW10 SE SM1 SM0 SM2 IVSEL IVCE
0x34 (0x54) MCUCSR JTD – – JTRF WDRF BORF EXTRF PORF
0x33 (0x53) TCCR0 FOC0 WGM00 COM01 COM00 WGM01 CS02 CS01 CS00
0x32 (0x52) TCNT0 Timer/Counter0 (8 Bit)
0x31 (0x51) OCR0 Timer/Counter0 Output Compare Register
0x30 (0x50) ASSR – – – – AS0 TCN0UB OCR0UB TCR0UB
0x2F (0x4F) TCCR1A COM1A1 COM1A0 COM1B1 COM1B0 COM1C1 COM1C0 WGM11 WGM10
0x2E (0x4E) TCCR1B ICNC1 ICES1 – WGM13 WGM12 CS12 CS11 CS10
0x2D (0x4D) TCNT1H Timer/Counter1 – Counter Register High Byte
0x2C (0x4C) TCNT1L Timer/Counter1 – Counter Register Low Byte
0x2B (0x4B) OCR1AH Timer/Counter1 – Output Compare Register A High Byte
0x2A (0x4A) OCR1AL Timer/Counter1 – Output Compare Register A Low Byte
0x29 (0x49) OCR1BH Timer/Counter1 – Output Compare Register B High Byte
0x28 (0x48) OCR1BL Timer/Counter1 – Output Compare Register B Low Byte
0x27 (0x47) ICR1H Timer/Counter1 – Input Capture Register High Byte
0x26 (0x46) ICR1L Timer/Counter1 – Input Capture Register Low Byte
Atmel ATmega64A [DATASHEET]
Atmel-8160E-ATmega64A_Datasheet_Complete-09/2015
493