Datasheet

375
8018P–AVR–08/10
ATmega169P
(0x7D) Reserved – – – – – – – –
(0x7C) ADMUX REFS1 REFS0 ADLAR MUX4 MUX3 MUX2 MUX1 MUX0 229
(0x7B) ADCSRB –ACME– – – ADTS2 ADTS1 ADTS0 214, 233
(0x7A) ADCSRA ADEN ADSC ADATE ADIF ADIE ADPS2 ADPS1 ADPS0 231
(0x79) ADCH ADC Data Register High byte 232
(0x78) ADCL ADC Data Register Low byte 232
(0x77) Reserved – – – – – – – –
(0x76) Reserved – – – – – – – –
(0x75) Reserved – – – – – – – –
(0x74) Reserved – – – – – – – –
(0x73) Reserved – – – – – – – –
(0x72) Reserved – – – – – – – –
(0x71) Reserved – – – – – – – –
(0x70) TIMSK2 – – – – – – OCIE2A TOIE2 156
(0x6F) TIMSK1 – –ICIE1– – OCIE1B OCIE1A TOIE1 133
(0x6E) TIMSK0 – – – – – – OCIE0A TOIE0 104
(0x6D) Reserved
– – – – – – – –
(0x6C) PCMSK1 PCINT15 PCINT14 PCINT13 PCINT12 PCINT11 PCINT10 PCINT9 PCINT8 63
(0x6B) PCMSK0 PCINT7 PCINT6 PCINT5 PCINT4 PCINT3 PCINT2 PCINT1 PCINT0 64
(0x6A) Reserved – – – – – – – –
(0x69) EICRA
– – – – – –ISC01ISC0062
(0x68) Reserved – – – – – – – –
(0x67) Reserved – – – – – – – –
(0x66) OSCCAL Oscillator Calibration Register 38
(0x65) Reserved – – – – – – – –
(0x64) PRR – – – PRLCD PRTIM1 PRSPI PRUSART0 PRADC 45
(0x63) Reserved – – – – – – – –
(0x62) Reserved – – – – – – – –
(0x61) CLKPR CLKPCE – – – CLKPS3 CLKPS2 CLKPS1 CLKPS0 38
(0x60) WDTCR – – – WDCE WDE WDP2 WDP1 WDP0 54
0x3F (0x5F) SREG I T H S V N Z C 13
0x3E (0x5E) SPH – – – – – SP10 SP9 SP8 13
0x3D (0x5D) SPL SP7 SP6 SP5 SP4 SP3 SP2 SP1 SP0 13
0x3C (0x5C) Reserved
0x3B (0x5B) Reserved
0x3A (0x5A) Reserved
0x39 (0x59) Reserved
0x38 (0x58) Reserved
0x37 (0x57) SPMCSR SPMIE RWWSB – RWWSRE BLBSET PGWRT PGERS SPMEN 294
0x36 (0x56) Reserved – – – – – – – –
0x35 (0x55) MCUCR JTD – –PUD– – IVSEL IVCE 60, 88, 279
0x34 (0x54) MCUSR – – – JTRF WDRF BORF EXTRF PORF 279
0x33 (0x53) SMCR – – – – SM2 SM1 SM0 SE 45
0x32 (0x52) Reserved
– – – – – – – –
0x31 (0x51) OCDR IDRD/OCDR7
OCDR6 OCDR5 OCDR4 OCDR3 OCDR2 OCDR1 OCDR0 258
0x30 (0x50) ACSR ACD ACBG ACO ACI ACIE ACIC ACIS1 ACIS0 214
0x2F (0x4F) Reserved
– – – – – – – –
0x2E (0x4E) SPDR SPI Data Register 167
0x2D (0x4D) SPSR SPIF WCOL – – – – –SPI2X166
0x2C (0x4C) SPCR SPIE SPE DORD MSTR CPOL CPHA SPR1 SPR0 165
0x2B (0x4B) GPIOR2 General Purpose I/O Register 2 28
0x2A (0x4A) GPIOR1 General Purpose I/O Register 1 28
0x29 (0x49) Reserved – – – – – – – –
0x28 (0x48) Reserved
– – – – – – – –
0x27 (0x47) OCR0A Timer/Counter0 Output Compare Register A 104
0x26 (0x46) TCNT0 Timer/Counter0 (8 Bit) 104
0x25 (0x45) Reserved – – – – – – – –
0x24 (0x44) TCCR0A FOC0A WGM00 COM0A1 COM0A0 WGM01 CS02 CS01 CS00 102
0x23 (0x43) GTCCR TSM
– – – – – PSR2 PSR10 137, 157
0x22 (0x42) EEARH
– – – – – – – EEAR8 28
0x21 (0x41) EEARL EEPROM Address Register Low Byte 28
0x20 (0x40) EEDR EEPROM Data Register 29
0x1F (0x3F) EECR – – – – EERIE EEMWE EEWE EERE 29
0x1E (0x3E) GPIOR0 General Purpose I/O Register 0 28
0x1D (0x3D) EIMSK PCIE1 PCIE0
– – – – –INT062
0x1C (0x3C) EIFR PCIF1 PCIF0
– – – – – INTF0 63
Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Page