at90pwm81-16se ATMEL Corporation, at90pwm81-16se Datasheet - Page 80
at90pwm81-16se
Manufacturer Part Number
at90pwm81-16se
Description
8-bit Avr Microcontroller With 8k Bytes In- System Programmable Flash
Manufacturer
ATMEL Corporation
Datasheet
1.AT90PWM81-16SE.pdf
(323 pages)
- Current page: 80 of 323
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10.4
10.4.1
10.4.2
10.4.3
10.4.4
10.4.5
10.4.6
10.4.7
10.4.8
80
Register Description for I/O-Ports
AT90PWM81
Port B Data Register – PORTB
Port B Data Direction Register – DDRB
Port B Input Pins Address – PINB
Port D Data Register – PORTD
Port D Data Direction Register – DDRD
Port D Input Pins Address – PIND
Port E Data Register – PORTE
Port E Data Direction Register – DDRE
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
Read/Write
Initial Value
Bit
7
PORTB7
R/W
0
7
DDB7
R/W
0
7
PINB7
R/W
N/A
7
PORTD7
R/W
0
7
DDD7
R/W
0
7
PIND7
R/W
N/A
7
–
R
0
7
–
N/A
N/A
6
PORTB6
R/W
0
6
DDB6
R/W
0
6
PINB6
R/W
6
PORTD6
R/W
0
6
DDD6
R/W
0
6
PIND6
R/W
6
–
R
0
6
–
5
PORTB5
R/W
0
5
DDB5
R/W
0
5
PINB5
R/W
N/A
5
PORTD5
R/W
0
5
DDD5
R/W
0
5
PIND5
R/W
N/A
5
–
R
0
5
–
4
PORTB4
R/W
0
4
DDB4
R/W
0
4
PINB4
R/W
N/A
4
PORTD4
R/W
0
4
DDD4
R/W
0
4
PIND4
R/W
N/A
4
–
R
0
4
–
3
PORTB3
R/W
0
3
DDB3
R/W
0
3
PINB3
R/W
N/A
3
PORTD3
R/W
0
3
DDD3
R/W
0
3
PIND3
R/W
N/A
3
–
R
0
3
–
2
PORTB2
R/W
0
2
DDB2
R/W
0
2
PINB2
R/W
N/A
2
PORTD2
R/W
0
2
DDD2
R/W
0
2
PIND2
R/W
N/A
2
PORTE2
R/W
0
2
DDE2
1
PORTB1
R/W
0
1
DDB1
R/W
0
1
PINB1
R/W
N/A
1
PORTD1
R/W
0
1
DDD1
R/W
0
1
PIND1
R/W
N/A
1
PORTE1
R/W
0
1
DDE1
0
PORTB0
R/W
0
0
DDB0
R/W
0
0
PINB0
R/W
N/A
0
PORTD0
R/W
0
0
DDD0
R/W
0
0
PIND0
R/W
N/A
0
PORTE0
R/W
0
0
DDE0
7734M–AVR–03/10
PORTB
DDRB
PINB
PORTD
DDRD
PIND
PORTE
DDRE
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