ATmega64A
the DDRC and PINC registers are available in ATmega103 compatibility mode, and should not
be used for 100% backward compatibility.
13.4.10 PORTD – Port D Data Register
Bit
7
6
PORTD6
R/W
0
5
PORTD5
R/W
0
4
PORTD4
R/W
0
3
PORTD3
R/W
0
2
PORTD2
R/W
0
1
PORTD1
R/W
0
0
PORTD0
R/W
0
PORTD7
R/W
0
PORTD
DDRD
PIND
0x12 (0x32)
Read/Write
Initial Value
13.4.11 DDRD – Port D Data Direction Register
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
0x11 (0x31)
Read/Write
Initial Value
13.4.12 PIND – Port D Input Pins Address
Bit
7
PIND7
R
6
PIND6
R
5
PIND5
R
4
PIND4
R
3
PIND3
R
2
PIND2
R
1
PIND1
R
0
PIND0
R
0x10 (0x30)
Read/Write
Initial Value
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
13.4.13 PORTE – Port E Data Register
Bit
7
PORTE7
R/W
0
6
PORTE6
R/W
0
5
PORTE5
R/W
0
4
PORTE4
R/W
0
3
PORTE3
R/W
0
2
PORTE2
R/W
0
1
PORTE1
R/W
0
0
PORTE0
R/W
0
PORTE
DDRE
PINF
0x03 (0x23)
Read/Write
Initial Value
13.4.14 DDRE – Port E Data Direction Register
Bit
7
DDE7
R/W
0
6
DDE6
R/W
0
5
DDE5
R/W
0
4
DDE4
R/W
0
3
DDE3
R/W
0
2
DDE2
R/W
0
1
DDE1
R/W
0
0
DDE0
R/W
0
0x02 (0x22)
Read/Write
Initial Value
13.4.15 PINE – Port E Input Pins Address
Bit
7
PINE7
R
6
PINE6
R
5
PINE5
R
4
PINE4
R
3
PINE3
R
2
PINE2
R
1
PINE1
R
0
PINE0
R
0x01 (0x21)
Read/Write
Initial Value
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
13.4.16 PORTF – Port F Data Register
Bit
7
6
PORTF6
R/W
0
5
PORTF5
R/W
0
4
PORTF4
R/W
0
3
PORTF3
R/W
0
2
PORTF2
R/W
0
1
PORTF1
R/W
0
0
PORTF0
R/W
0
PORTF7
R/W
0
PORTF
(0x62)
Read/Write
Initial Value
13.4.17 DDRF – Port F Data Direction Register
Bit
7
DDF7
R/W
0
6
DDF6
R/W
0
5
DDF5
R/W
0
4
DDF4
R/W
0
3
DDF3
R/W
0
2
DDF2
R/W
0
1
DDF1
R/W
0
0
DDF0
R/W
0
(0x61)
DDRF
Read/Write
Initial Value
90
8160C–AVR–07/09
ATMEL [ ATMEL ]
