Datasheet
11
4378CS–AVR–09/08
AT90PWM1
(0x7C) ADMUX REFS1 REFS0 ADLAR – MUX3 MUX2 MUX1 MUX0 page 194
(0x7B) ADCSRB ADHSM – – ADASCR ADTS3 ADTS2 ADTS1 ADTS0 page 196
(0x7A) ADCSRA ADEN ADSC ADATE ADIF ADIE ADPS2 ADPS1 ADPS0 page 195
(0x79) ADCH - / ADC9 - / ADC8 - / ADC7 - / ADC6 - / ADC5 - / ADC4 ADC9 / ADC3 ADC8 / ADC2 page 198
(0x78) ADCL ADC7 / ADC1 ADC6 / ADC0 ADC5 / - ADC4 / - ADC3 / - ADC2 / - ADC1 / - ADC0 / page 198
(0x77)
(0x76) AMP0CSR AMP0EN - AMP0G1 AMP0G0 - AMP0TS2 AMP0TS1 AMP0TS0 page 202
(0x75) Reserved – – – – – – – –
(0x74) Reserved – – – – – – – –
(0x73) Reserved – – – – – – – –
(0x72) Reserved – – – – – – – –
(0x71) Reserved – – – – – – – –
(0x70) Reserved – – – – – – – –
(0x6F) TIMSK1 – –ICIE1– – OCIE1B OCIE1A TOIE1 page 121
(0x6E) TIMSK0
– – – – – OCIE0B OCIE0A TOIE0 page 94
(0x6D) Reserved – – – – – – – –
(0x6C) Reserved – – – – – – – –
(0x6B) Reserved – – – – – – – –
(0x6A) Reserved – – – – – – – –
(0x69) EICRA ISC31 ISC30 ISC21 ISC20 ISC11 ISC10 ISC01 ISC00 page 74
(0x68) Reserved – – – – – – – –
(0x67) Reserved – – – – – – – –
(0x66) OSCCAL – CAL6 CAL5 CAL4 CAL3 CAL2 CAL1 CAL0 page 31
(0x65) Reserved – – – – – – – –
(0x64) PRR PRPSC2 PRPSC1 PRPSC0 PRTIM1 PRTIM0 PRSPI – PRADC page 39
(0x63) Reserved – – – – – – – –
(0x62) Reserved – – – – – – – –
(0x61) CLKPR CLKPCE – – – CLKPS3 CLKPS2 CLKPS1 CLKPS0 page 35
(0x60) WDTCSR WDIF WDIE WDP3 WDCE WDE WDP2 WDP1 WDP0 page 50
0x3F (0x5F) SREG ITHSVNZ C page 11
0x3E (0x5E) SPH SP15 SP14 SP13 SP12 SP11 SP10 SP9 SP8 page 13
0x3D (0x5D) SPL SP7 SP6 SP5 SP4 SP3 SP2 SP1 SP0 page 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 page 211
0x36 (0x56) Reserved – – – – – – – –
0x35 (0x55) MCUCR SPIPS – –PUD– – IVSEL IVCE page 56 & page 65
0x34 (0x54) MCUSR – – – – WDRF BORF EXTRF PORF page 46
0x33 (0x53) SMCR – – – – SM2 SM1 SM0 SE page 37
0x32 (0x52) MSMCR Monitor Stop Mode Control Register reserved
0x31 (0x51) MONDR Monitor Data Register reserved
0x30 (0x50) ACSR ACCKDIV AC2IF –AC0IF–AC2O–AC0O page 179
0x2F (0x4F) Reserved – – – – – – – –
0x2E (0x4E) SPDR SPD7 SPD6 SPD5 SPD4 SPD3 SPD2 SPD1 SPD0 page 174
0x2D (0x4D) SPSR SPIF WCOL
– – – – –SPI2X page 173
0x2C (0x4C) SPCR SPIE SPE DORD MSTR CPOL CPHA SPR1 SPR0 page 172
0x2B (0x4B) Reserved – – – – – – – –
0x2A (0x4A) Reserved – – – – – – – –
0x29 (0x49) PLLCSR - - - - - PLLF PLLE PLOCK page 33
0x28 (0x48) OCR0B OCR0B7 OCR0B6 OCR0B5 OCR0B4 OCR0B3 OCR0B2 OCR0B1 OCR0B0 page 94
0x27 (0x47) OCR0A OCR0A7 OCR0A6 OCR0A5 OCR0A4 OCR0A3 OCR0A2 OCR0A1 OCR0A0 page 93
0x26 (0x46) TCNT0 TCNT07 TCNT06 TCNT05 TCNT04 TCNT03 TCNT02 TCNT01 TCNT00 page 93
0x25 (0x45) TCCR0B FOC0A FOC0B
– – WGM02 CS02 CS01 CS00 page 92
0x24 (0x44) TCCR0A COM0A1 COM0A0 COM0B1 COM0B0 – –WGM01WGM00 page 89
0x23 (0x43) GTCCR TSM ICPSEL1
– – – – –PSRSYNC page 77
0x22 (0x42) EEARH
– – – – EEAR11 EEAR10 EEAR9 EEAR8 page 19
0x21 (0x41) EEARL EEAR7 EEAR6 EEAR5 EEAR4 EEAR3 EEAR2 EEAR1 EEAR0 page 19
0x20 (0x40) EEDR EEDR7 EEDR6 EEDR5 EEDR4 EEDR3 EEDR2 EEDR1 EEDR0 page 20
0x1F (0x3F) EECR
– – – – EERIE EEMWE EEWE EERE page 20
0x1E (0x3E) GPIOR0 GPIOR07 GPIOR06 GPIOR05 GPIOR04 GPIOR03 GPIOR02 GPIOR01 GPIOR00 page 25
0x1D (0x3D) EIMSK
– – – – INT3 INT2 INT1 INT0 page 75
0x1C (0x3C) EIFR
– – – – INTF3 INTF2 INTF1 INTF0 page 75
0x1B (0x3B)
GPIOR3 GPIOR37 GPIOR36 GPIOR35 GPIOR34 GPIOR33 GPIOR32 GPIOR31 GPIOR30 page 25
Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Page