ATtiny13A
4. Register Summary
Address
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Page
0x3F
0x3E
0x3D
0x3C
0x3B
0x3A
0x39
0x38
0x37
0x36
0x35
0x34
0x33
0x32
0x31
0x30
0x2F
0x2E
0x2D
0x2C
0x2B
0x2A
0x29
0x28
0x27
0x26
0x25
0x24
0x23
0x22
0x21
0x20
0x1F
0x1E
0x1D
0x1C
0x1B
0x1A
0x19
0x18
0x17
0x16
0x15
0x14
0x13
0x12
0x11
0x10
0x0F
0x0E
0x0D
0x0C
0x0B
0x0A
0x09
0x08
0x07
0x06
0x05
0x04
0x03
0x02
0x01
0x00
SREG
Reserved
SPL
I
T
–
H
–
S
–
V
–
N
–
Z
–
C
–
page 9
–
SP[7:0]
page 11
Reserved
GIMSK
–
–
–
–
–
–
–
INT0
INTF0
–
–
PCIE
PCIF
–
–
–
–
–
–
–
–
–
–
–
–
–
page 47
page 48
page 75
page 76
page 98
page 75
page 33
page 42
page 73
page 74
page 27
page 33
page 70
page 97
GIFR
–
–
–
–
–
TIMSK0
TIFR0
OCIE0B
OCF0B
RFLB
OCIE0A
OCF0A
PGWRT
TOIE0
TOV0
PGERS
–
–
–
–
SELFPR-
SPMCSR
OCR0A
MCUCR
MCUSR
TCCR0B
TCNT0
–
–
CTPB
Timer/Counter – Output Compare Register A
–
–
PUD
–
SE
–
SM1
SM0
–
ISC01
EXTRF
CS01
ISC00
PORF
CS00
–
–
WDRF
WGM02
BORF
CS02
FOC0A
FOC0B
–
Timer/Counter (8-bit)
OSCCAL
BODCR
TCCR0A
DWDR
Oscillator Calibration Register
–
–
–
–
–
–
–
–
BODS
BODSE
WGM00
COM0A1
COM0A0
COM0B1
COM0B0
WGM01
DWDR[7:0]
Reserved
Reserved
Reserved
Reserved
OCR0B
GTCCR
Reserved
CLKPR
–
–
–
–
Timer/Counter – Output Compare Register B
page 75
page 78
TSM
–
–
–
–
–
–
PSR10
–
CLKPCE
–
–
–
–
–
–
–
CLKPS3
–
CLKPS2
–
CLKPS1
PRTIM0
CLKPS0
PRADC
page 28
page 34
PRR
Reserved
Reserved
Reserved
WDTCR
Reserved
Reserved
EEARL
–
–
–
WDTIF
WDTIE
WDP3
WDCE
WDE
WDP2
WDP1
EEPE
WDP0
EERE
page 42
–
–
–
–
–
–
EEPROM Address Register
EEPROM Data Register
page 20
page 20
page 21
EEDR
EECR
EEPM1
EEPM0
EERIE
EEMPE
Reserved
Reserved
Reserved
PORTB
DDRB
–
–
–
–
–
–
–
–
–
–
–
–
–
PORTB5
DDB5
PORTB4
DDB4
PORTB3
DDB3
PORTB2
DDB2
PORTB1
DDB1
PORTB0
DDB0
page 57
page 57
PINB
PINB5
PINB4
PINB3
PINB2
PINB1
PINB0
page 58
PCMSK
DIDR0
PCINT5
ADC0D
PCINT4
ADC2D
PCINT3
ADC3D
PCINT2
ADC1D
PCINT1
AIN1D
PCINT0
AIN0D
page 48
page 81, page 95
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
ACSR
–
–
–
–
–
–
–
–
–
–
–
ACD
–
ACBG
REFS0
ADSC
ACO
ACI
–
ACIE
–
–
–
ACIS1
MUX1
ADPS1
ACIS0
MUX0
ADPS0
page 80
page 92
page 93
page 94
page 94
page 95
ADMUX
ADCSRA
ADCH
ADLAR
ADATE
ADEN
ADIF
ADIE
ADPS2
ADC Data Register High Byte
ADC Data Register Low Byte
ADCL
ADCSRB
Reserved
Reserved
Reserved
–
ACME
–
–
–
ADTS2
ADTS1
ADTS0
–
–
–
7
8126BS–AVR–12/08
ATMEL [ ATMEL ]
