attiny24v ATMEL Corporation, attiny24v Datasheet - Page 68

• Manufacturer Part Number: attiny24v
• Description: 8-bit Avr Microcontroller With 2/4/8k Bytes Insystem Programmable Flash
• Manufacturer: ATMEL Corporation

10.3.4
10.3.5
10.3.6
10.3.7
68
ATtiny24/44/84
PINA – Port A Input Pins
PORTB – Port B Data Register
DDRB – Port B Data Direction Register
PINB – Port B Input Pins
Bit
0x19 (0x39)
Read/Write
Initial Value
Bit
0x18 (0x38)
Read/Write
Initial Value
Bit
0x17 (0x37)
Read/Write
Initial Value
Bit
0x16 (0x36)
Read/Write
Initial Value
PINA7
R/W
N/A
R
R
R
7
7
–
0
7
–
0
7
–
0
PINA6
R/W
N/A
R
R
R
6
0
6
6
–
0
6
–
0
–
PINA5
R/W
N/A
R
R
R
5
5
–
0
5
–
0
5
–
0
PINA4
R/W
N/A
R
R
R
4
–
0
4
4
–
0
4
–
0
PORTB3
PINB3
PINA3
DDB3
R/W
R/W
R/W
R/W
N/A
N/A
3
0
3
0
3
3
PORTB2
PINB2
PINA2
DDB2
R/W
R/W
R/W
R/W
N/A
N/A
2
2
2
0
2
0
PORTB1
PINB1
PINA1
DDB1
R/W
R/W
R/W
R/W
N/A
N/A
1
1
0
1
0
1
PORTB0
PINB0
PINA0
DDB0
R/W
R/W
R/W
N/A
R/W
N/A
0
0
0
0
0
0
8006H–AVR–10/09
PORTB
DDRB
PINB
PINB