17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
33
34
35
36
37
38
39
40
VCC
GND
3
5
7
2
6
1
PB4
PB0
PB2
PB5
PB1
PB3
2
A1
0
4
3
A2
1
VCC
VCC
GND
GND
RESET
ATtiny13
1
2
3
5
4
6
7
8
VCC
GND
PB2
PB1
PB0
PB4
PB3
PB5
SCK/ADC1/T0/PCINT2
MISO/AIN1/OC0B/INT0/PCINT1
MOSI/AIN0/OC0A/PCINT0
PCINT6/!RESET/ADC0/dW
PCINT3/CLKI/ADC3
PCINT4/ADC2
A3
A1
4
0
2
A2
1
3
A3