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