Name
Pin #
Type
Section
Pin Group
Orientation
Order
Sub-symbol
~{RESET}/PC6
1
Bi-Directional
Control
Right
PD0
2
Bi-Directional
GPIO
PD
Right
PD1
3
Bi-Directional
GPIO
PD
Right
PD2
4
Bi-Directional
GPIO
PD
Right
PD3
5
Bi-Directional
GPIO
PD
Right
PD4
6
Bi-Directional
GPIO
PD
Right
VCC
7
Power In
Power
Top
GND
8
Power In
Power
Bottom
XTAL1/PB6
9
Bi-Directional
Clock
Right
XTAL2/PB7
10
Bi-Directional
Clock
Right
PD5
11
Bi-Directional
GPIO
PD
Right
PD6
12
Bi-Directional
GPIO
PD
Right
PD7
13
Bi-Directional
GPIO
PD
Right
PB0
14
Bi-Directional
GPIO
PB
Right
PB1
15
Bi-Directional
GPIO
PB
Right
PB2
16
Bi-Directional
GPIO
PB
Right
PB3
17
Bi-Directional
GPIO
PB
Right
PB4
18
Bi-Directional
GPIO
PB
Right
PB5
19
Bi-Directional
GPIO
PB
Right
AVCC
20
Power In
Power
Top
AREF
21
Passive
Analog
Left
GND
22
Passive
Power
Bottom
PC0
23
Bi-Directional
GPIO
PC
Right
ATmega168-20P
