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ATmega644PA Datasheet(PDF) 444 Page - ATMEL Corporation |
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ATmega644PA Datasheet(HTML) 444 Page - ATMEL Corporation |
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444 / 468 page  444 8152G–AVR–11/09 ATmega164PA/324PA/644PA/1284P (0x7E) DIDR0 ADC7D ADC6D ADC5D ADC4D ADC3D ADC2D ADC1D ADC0D 261 (0x7D) Reserved - - - - - - - - (0x7C) ADMUX REFS1 REFS0 ADLAR MUX4 MUX3 MUX2 MUX1 MUX0 257 (0x7B) ADCSRB -ACME - - - ADTS2 ADTS1 ADTS0 240 (0x7A) ADCSRA ADEN ADSC ADATE ADIF ADIE ADPS2 ADPS1 ADPS0 259 (0x79) ADCH ADC Data Register High byte 260 (0x78) ADCL ADC Data Register Low byte 260 (0x77) Reserved - - - - - - - - (0x76) Reserved - - - - - - - - (0x75) Reserved - - - - - - - - (0x74) Reserved - - - - - - - - (0x73) PCMSK3 PCINT31 PCINT30 PCINT29 PCINT28 PCINT27 PCINT26 PCINT25 PCINT24 72 (0x72) Reserved - - - - - - - - (0x71) Reserved - - - - - - - - (0x70) TIMSK2 - - - - - OCIE2B OCIE2A TOIE2 160 (0x6F) TIMSK1 - -ICIE1 - - OCIE1B OCIE1A TOIE1 139 (0x6E) TIMSK0 - - - - - OCIE0B OCIE0A TOIE0 111 (0x6D) PCMSK2 PCINT23 PCINT22 PCINT21 PCINT20 PCINT19 PCINT18 PCINT17 PCINT16 72 (0x6C) PCMSK1 PCINT15 PCINT14 PCINT13 PCINT12 PCINT11 PCINT10 PCINT9 PCINT8 72 (0x6B) PCMSK0 PCINT7 PCINT6 PCINT5 PCINT4 PCINT3 PCINT2 PCINT1 PCINT0 73 (0x6A) Reserved - - - - - - - - (0x69) EICRA - - ISC21 ISC20 ISC11 ISC10 ISC01 ISC00 68 (0x68) PCICR - - - - PCIE3 PCIE2 PCIE1 PCIE0 71 (0x67) Reserved - - - - - - - - (0x66) OSCCAL Oscillator Calibration Register 41 (0x65) Reserved - - - - - - - - (0x64) PRR PRTWI PRTIM2 PRTIM0 PRUSART1 PRTIM1 PRSPI PRUSART0 PRADC 49 (0x63) Reserved - - - - - - - - (0x62) Reserved - - - - - - - - (0x61) CLKPR CLKPCE - - - CLKPS3 CLKPS2 CLKPS1 CLKPS0 41 (0x60) WDTCSR WDIF WDIE WDP3 WDCE WDE WDP2 WDP1 WDP0 60 0x3F (0x5F) SREG I T H S V N Z C 11 0x3E (0x5E) SPH SP15 SP14 SP13 SP12 SP11 SP10 SP9 SP8 12 0x3D (0x5D) SPL SP7 SP6 SP5 SP4 SP3 SP2 SP1 SP0 12 0x3C (0x5C) Reserved - - - - - - - - 0x3B (0x5B) Reserved - - - - - - - - 0x3A (0x5A) Reserved - - - - - - - - 0x39 (0x59) Reserved - - - - - - - - 0x38 (0x58) Reserved - - - - - - - - 0x37 (0x57) SPMCSR SPMIE RWWSB SIGRD RWWSRE BLBSET PGWRT PGERS SPMEN 294 0x36 (0x56) Reserved - - - - - - - - 0x35 (0x55) MCUCR JTD BODS BODSE PUD - - IVSEL IVCE 93/277 0x34 (0x54) MCUSR - - - JTRF WDRF BORF EXTRF PORF 59/277 0x33 (0x53) SMCR - - - - SM2 SM1 SM0 SE 48 0x32 (0x52) Reserved - - - - - - - - 0x31 (0x51) OCDR On-Chip Debug Register 267 0x30 (0x50) ACSR ACD ACBG ACO ACI ACIE ACIC ACIS1 ACIS0 259 0x2F (0x4F) Reserved - - - - - - - - 0x2E (0x4E) SPDR SPI 0 Data Register 172 0x2D (0x4D) SPSR SPIF0 WCOL0 - - - - -SPI2X0 171 0x2C (0x4C) SPCR SPIE0 SPE0 DORD0 MSTR0 CPOL0 CPHA0 SPR01 SPR00 170 0x2B (0x4B) GPIOR2 General Purpose I/O Register 2 29 0x2A (0x4A) GPIOR1 General Purpose I/O Register 1 29 0x29 (0x49) Reserved - - - - - - - - 0x28 (0x48) OCR0B Timer/Counter0 Output Compare Register B 111 0x27 (0x47) OCR0A Timer/Counter0 Output Compare Register A 110 0x26 (0x46) TCNT0 Timer/Counter0 (8 Bit) 110 0x25 (0x45) TCCR0B FOC0A FOC0B - - WGM02 CS02 CS01 CS00 109 0x24 (0x44) TCCR0A COM0A1 COM0A0 COM0B1 COM0B0 - - WGM01 WGM00 111 0x23 (0x43) GTCCR TSM - - - - - PSRASY PSR5SYNC 161 0x22 (0x42) EEARH - - - - EEPROM Address Register High Byte 24 0x21 (0x41) EEARL EEPROM Address Register Low Byte 24 0x20 (0x40) EEDR EEPROM Data Register 24 0x1F (0x3F) EECR - - EEPM1 EEPM0 EERIE EEMPE EEPE EERE 24 0x1E (0x3E) GPIOR0 General Purpose I/O Register 0 29 0x1D (0x3D) EIMSK - - - - - INT2 INT1 INT0 69 Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Page |
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