Initial Value
0
0
0
0
0
0
0
0
11.4.3
11.4.4
11.4.5
11.4.6
11.4.7
11.4.8
11.4.9
Port B Input Pins Address – PINB
Bit
7
6
5
4
3
2
1
0
PINB7
R/W
N/A
PINB6
R/W
N/A
PINB5
R/W
N/A
PINB4
R/W
N/A
PINB3
R/W
N/A
PINB2
R/W
N/A
PINB1
R/W
N/A
PINB0
R/W
N/A
PINB
PORTC
DDRC
PINC
Read/Write
Initial Value
Port C Data Register – PORTC
Bit
7
6
PORTC6
R/W
5
PORTC5
R/W
4
PORTC4
R/W
3
PORTC3
R/W
2
PORTC2
R/W
1
PORTC1
R/W
0
PORTC0
R/W
PORTC7
Read/Write
Initial Value
R/W
0
0
0
0
0
0
0
0
Port C Data Direction Register – DDRC
Bit
7
DDC7
R/W
0
6
DDC6
R/W
0
5
DDC5
R/W
0
4
DDC4
R/W
0
3
DDC3
R/W
0
2
DDC2
R/W
0
1
DDC1
R/W
0
0
DDC0
R/W
0
Read/Write
Initial Value
Port C Input Pins Address – PINC
Bit
7
6
5
4
3
2
1
0
PINC7
R/W
N/A
PINC6
R/W
N/A
PINC5
R/W
N/A
PINC4
R/W
N/A
PINC3
R/W
N/A
PINC2
R/W
N/A
PINC1
R/W
N/A
PINC0
R/W
N/A
Read/Write
Initial Value
Port D Data Register – PORTD
Bit
7
6
PORTD6
R/W
5
PORTD5
R/W
4
PORTD4
R/W
3
PORTD3
R/W
2
PORTD2
R/W
1
PORTD1
R/W
0
PORTD0
R/W
PORTD7
PORTD
DDRD
PIND
Read/Write
Initial Value
R/W
0
0
0
0
0
0
0
0
Port D Data Direction Register – DDRD
Bit
7
DDD7
R/W
0
6
DDD6
R/W
0
5
DDD5
R/W
0
4
DDD4
R/W
0
3
DDD3
R/W
0
2
DDD2
R/W
0
1
DDD1
R/W
0
0
DDD0
R/W
0
Read/Write
Initial Value
Port D Input Pins Address – PIND
Bit
7
6
5
4
3
2
1
0
PIND7
R/W
N/A
PIND6
R/W
N/A
PIND5
R/W
N/A
PIND4
R/W
N/A
PIND3
R/W
N/A
PIND2
R/W
N/A
PIND1
R/W
N/A
PIND0
R/W
N/A
Read/Write
Initial Value
11.4.10 Port E Data Register – PORTE
Bit
7
–
6
–
5
–
4
–
3
–
2
PORTE2
R/W
1
PORTE1
R/W
0
PORTE0
R/W
PORTE
Read/Write
Initial Value
R
0
R
0
R
0
R
0
R
0
0
0
0
78
AT90PWM2/3/2B/3B
4317J–AVR–08/10
ATMEL [ ATMEL ]
