AT90S4414 Register Summary
Address
$3F ($5F)
$3E ($5E)
$3D ($5D)
$3C ($5C)
$3B ($5B)
$3A ($5A)
$39 ($59)
$38 ($58)
$37 ($57)
$36 ($56)
$35 ($55)
$34 ($54)
$33 ($53)
$32 ($52)
$31 ($51)
$30 ($50)
$2F ($4F)
$2E ($4E)
$2D ($4D)
$2C ($4C)
$2B ($4B)
$2A ($4A)
$29 ($49)
$28 ($48)
$27 ($47)
$26 ($46)
$25 ($45)
$24 ($44)
$23 ($43)
$22 ($42)
$21 ($41)
$20 ($40)
$1F ($3F)
$1E ($3E)
$1D ($3D)
$1C ($3C)
$1B ($3B)
$1A ($3A)
$19 ($39)
$18 ($38)
$17 ($37)
$16 ($36)
$15 ($35)
$14 ($34)
$13 ($33)
$12 ($32)
$11 ($31)
$10 ($30)
$0F ($2F)
$0E ($2E)
$0D ($2D)
$0C ($2C)
$0B ($2B)
$0A ($2A)
$09 ($29)
$08 ($28)
…
$00 ($20)
Name
SREG
SPH
SPL
Reserved
GIMSK
GIFR
TIMSK
TIFR
Reserved
Reserved
MCUCR
Reserved
TCCR0
TCNT0
Reserved
Reserved
TCCR1A
TCCR1B
TCNT1H
TCNT1L
OCR1AH
OCR1AL
OCR1BH
OCR1BL
Reserved
Reserved
ICR1H
ICR1L
Reserved
Reserved
WDTCR
Reserved
Reserved
EEAR
EEDR
EECR
PORTA
DDRA
PINA
PORTB
DDRB
PINB
PORTC
DDRC
PINC
PORTD
DDRD
PIND
SPDR
SPSR
SPCR
UDR
USR
UCR
UBRR
ACSR
Reserved
Reserved
Bit 7
I
SP15
SP7
INT1
INTF1
TOIE1
TOV1
Bit 6
T
SP14
SP6
INT0
INTF0
OCIE1A
OCF1A
Bit 5
H
SP13
SP5
-
OCIE1B
OCF1B
Bit 4
S
SP12
SP4
-
-
-
Bit 3
V
SP11
SP3
-
TICIE1
ICF1
Bit 2
N
SP10
SP2
-
-
-
Bit 1
Z
SP9
SP1
-
TOIE0
TOV0
Bit 0
C
SP8
SP0
-
-
-
Page
19
20
20
25
25
25
26
SRE
SRW
SE
-
SM
-
ISC11
-
ISC10
CS02
ISC01
CS01
ISC00
CS00
27
30
31
-
-
Timer/Counter0 (8 Bit)
COM1A1
COM1A0
COM1B1
COM1B0
ICNC1
ICES1
-
-
Timer/Counter1 - Counter Register High Byte
Timer/Counter1 - Counter Register Low Byte
Timer/Counter1 - Output Compare Register A High Byte
Timer/Counter1 - Output Compare Register A Low Byte
Timer/Counter1 - Output Compare Register B High Byte
Timer/Counter1 - Output Compare Register B Low Byte
-
CTC1
-
CS12
PWM11
CS11
PWM10
CS10
33
34
35
35
36
36
36
36
Timer/Counter1 - Input Capture Register High Byte
Timer/Counter1 - Input Capture Register Low Byte
36
36
-
-
-
-
WDTOE
-
WDE
-
WDP2
-
WDP1
-
WDP0
-
39
-
-
EEPROM Address Register
EEPROM Data Register
-
-
PORTA7
PORTA6
DDA7
DDA6
PINA7
PINA6
PORTB7
PORTB6
DDB7
DDB6
PINB7
PINB6
PORTC7
PORTC6
DDC7
DDC6
PINC7
PINC6
PORTD7
PORTD6
DDD7
DDD6
PIND7
PIND6
SPI Data Register
SPIF
WCOL
SPIE
SPE
UART I/O Data Register
RXC
TXC
RXCIE
TXCIE
UART Baud Rate Register
ACD
-
-
PORTA5
DDA5
PINA5
PORTB5
DDB5
PINB5
PORTC5
DDC5
PINC5
PORTD5
DDD5
PIND5
-
DORD
UDRE
UDRIE
ACO
-
PORTA4
DDA4
PINA4
PORTB4
DDB4
PINB4
PORTC4
DDC4
PINC4
PORTD4
DDD4
PIND4
-
MSTR
FE
RXEN
ACI
-
PORTA3
DDA3
PINA3
PORTB3
DDB3
PINB3
PORTC3
DDC3
PINC3
PORTD3
DDD3
PIND3
-
CPOL
OR
TXEN
ACIE
EEMWE
PORTA2
DDA2
PINA2
PORTB2
DDB2
PINB2
PORTC2
DDC2
PINC2
PORTD2
DDD2
PIND2
-
CPHA
-
CHR9
ACIC
EEWE
PORTA1
DDA1
PINA1
PORTB1
DDB1
PINB1
PORTC1
DDC1
PINC1
PORTD1
DDD1
PIND1
-
SPR1
-
RXB8
ACIS1
EERE
PORTA0
DDA0
PINA0
PORTB0
DDB0
PINB0
PORTC0
DDC0
PINC0
PORTD0
DDD0
PIND0
-
SPR0
-
TXB8
ACIS0
40
40
41
54
54
54
56
56
56
61
61
61
63
63
63
46
45
45
49
49
50
52
53
6
AT90S4414
ATMEL [ ATMEL CORPORATION ]
