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ATmega328 (DIP)

8-bit AVR microcontroller with 32KB of program memory.

Datasheet

Left Pins

Pin Name Function(s)
1 PC6 PCINT14, RESET
2 PD0 PCINT16, RXD
3 PD1 PCINT17, TXD
4 PD2 PCINT18, INT0
5 PD3 PCINT19, INT1, OC2B
6 PD4 PCINT20, XCK, T0
7 VCC Positive supply voltage
8 GND Ground
9 PB6 PCINT6, XTAL1, TOSC1
10 PB7 PCINT7, XTAL2, TOSC2
11 PD5 PCINT21, OC0B, T1
12 PD6 PCINT22, OC0A, AIN0
13 PD7 PCINT23, AIN1
14 PB0 PCINT0, CLKO, ICP1

Right Pins

Pin Name Function(s)
28 PC5 ADC5, PCINT13, SCL
27 PC4 ADC4, PCINT12, SDA
26 PC3 ADC3, PCINT11
25 PC2 ADC2, PCINT10
24 PC1 ADC1, PCINT9
23 PC0 ADC0, PCINT8
22 GND Ground
21 AREF AREF
20 AVCC AVCC
19 PB5 SCK, PCINT5
18 PB4 MISO, PCINT4
17 PB3 MOSI, PCINT3, OC2A
16 PB2 SS, PCINT2, OC1B
15 PB1 OC1A, PCINT1