AT90S4434-8PC View Datasheet(PDF) - Atmel Corporation
Part Name
Description
Manufacturer
AT90S4434-8PC
Atmel Corporation
AT90S4434-8PC Datasheet PDF : 10 Pages
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AT90S4434/8535 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)
$07 ($27)
$06 ($26)
$05 ($25)
$04 ($24)
$03 ($20)
$02 ($22)
$01 ($21)
$00 ($20)
Name
SREG
SPH
SPL
Reserved
GIMSK
GIFR
TIMSK
TIFR
Reserved
Reserved
MCUCR
MCUSR
TCCR0
TCNT0
Reserved
Reserved
TCCR1A
TCCR1B
TCNT1H
TCNT1L
OCR1AH
OCR1AL
OCR1BH
OCR1BL
ICR1H
ICR1L
TCCR2
TCNT2
OCR2
ASSR
WDTCR
Reserved
EEARH
EEARL
EEDR
EECR
PORTA
DDRA
PINA
PORTB
DDRB
PINB
PORTC
DDRC
PINC
PORTD
DDRD
PIND
SPDR
SPSR
SPCR
UDR
USR
UCR
UBRR
ACSR
ADMUX
ADCSR
ADCH
ADCL
Reserved
Reserved
Reserved
Reserved
Bit 7
I
-
SP7
INT1
INTF1
OCIE2
OCF2
Bit 6
T
-
SP6
INT0
INTF0
TOIE2
TOV2
Bit 5
H
-
SP5
-
TICIE1
ICF1
Bit 4
S
-
SP4
-
OCIE1A
OCF1A
Bit 3
V
-
SP3
-
OCIE1B
OCF1B
-
SE
-
-
-
-
Timer/Counter0 (8 Bits)
SM1
-
-
SM0
-
-
ISC11
-
-
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
Timer/Counter1 - Input Capture Register High Byte
Timer/Counter1 - Input Capture Register Low Byte
-
PWM2
COM21
COM20
Timer/Counter2 (8 Bits)
Timer/Counter2 Output Compare Register
-
-
-
-
-
-
-
WDTOE
-
CTC1
CTC2
AS2
WDE
EEAR7
EEAR6
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
-
-
-
ADEN
ADSC
-
-
ADC7
ADC6
EEAR5
-
PORTA5
DDA5
PINA5
PORTB5
DDB5
PINB5
PORTC5
DDC5
PINC5
PORTD5
DDD5
PIND5
-
DORD
UDRE
UDRIE
ACO
-
ADFR
-
ADC5
EEAR4
-
PORTA4
DDA4
PINA4
PORTB4
DDB4
PINB4
PORTC4
DDC4
PINC4
PORTD4
DDD4
PIND4
-
MSTR
FE
RXEN
ACI
-
ADIF
-
ADC4
EEAR3
EERIE
PORTA3
DDA3
PINA3
PORTB3
DDB3
PINB3
PORTC3
DDC3
PINC3
PORTD3
DDD3
PIND3
-
CPOL
OR
TXEN
ACIE
-
ADIE
-
ADC3
Bit 2
N
-
SP2
-
TOIE1
TOV1
ISC10
-
CS02
-
CS12
CS22
TCN2UB
WDP2
EEAR2
EEMWE
PORTA2
DDA2
PINA2
PORTB2
DDB2
PINB2
PORTC2
DDC2
PINC2
PORTD2
DDD2
PIND2
-
CPHA
-
CHR9
ACIC
MUX2
ADPS2
-
ADC2
Bit 1
Z
SP9
SP1
-
-
-
ISC01
EXTRF
CS01
PWM11
CS11
CS21
OCR2UB
WDP1
EEAR1
EEWE
PORTA1
DDA1
PINA1
PORTB1
DDB1
PINB1
PORTC1
DDC1
PINC1
PORTD1
DDD1
PIND1
-
SPR1
-
RXB8
ACIS1
MUX1
ADPS1
ADC9
ADC1
Bit 0
C
SP8
SP0
-
TOIE0
TOV0
ISC00
PORF
CS00
PWM10
CS10
CS20
TCR2UB
WDP0
EEAR9
EEAR0
EERE
PORTA0
DDA0
PINA0
PORTB0
DDB0
PINB0
PORTC0
DDC0
PINC0
PORTD0
DDD0
PIND0
-
SPR0
-
TXB8
ACIS0
MUX0
ADPS0
ADC8
ADC0
6
AT90S/LS4434
Page
21
22
22
28
28
29
30
31
27
35
36
38
39
40
40
41
41
41
41
41
41
45
46
46
48
50
51
51
52
70
70
70
72
72
72
78
78
78
81
81
81
57
56
56
60
60
61
67
67
67
68
68
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