ATmega328PB pinout
Every pin of the ATmega328PB in its 2 packages, with all its functions. Select a pin to see what it does.
ATMEGA328PBVQFN-32TOP VIEW
VQFN-32 pin table
| Pin | Pad | Functions |
|---|---|---|
| 1 | PD3 | PD3INT1OC2BPCINT19X03Y11 |
| 2 | PD4 | PD4PCINT20T0X04XCK0Y12 |
| 3 | PE0 | PE0ACICP4PCINT24SDAX08Y16 |
| 4 | VCC | Supply or reference |
| 5 | GND | Ground |
| 6 | PE1 | PE1PCINT25SCLT4X09Y17 |
| 7 | PB6 | PB6PCINT6TOSC1XTAL1 |
| 8 | PB7 | PB7PCINT7TOSC2XTAL2 |
| 9 | PD5 | PD5OC0BPCINT21T1X05Y13 |
| 10 | PD6 | PD6AIN0OC0APCINT22X06Y14 |
| 11 | PD7 | PD7AIN1PCINT23X07Y15 |
| 12 | PB0 | PB0CLKOICP1PCINT0X10Y18 |
| 13 | PB1 | PB1OC1APCINT1X11Y19 |
| 14 | PB2 | PB2OC1BPCINT2SSX12Y20 |
| 15 | PB3 | PB3MOSIOC2APCINT3TXD1X13Y21 |
| 16 | PB4 | PB4MISOPCINT4RXD1X14Y22 |
| 17 | PB5 | PB5PCINT5SCKX15XCK1Y23 |
| 18 | AVCC | Supply or reference |
| 19 | PE2 | PE2ADC6ICP3PCINT27SSY06 |
| 20 | AREF | Supply or reference |
| 21 | GND | Ground |
| 22 | PE3 | PE3ADC7MOSIT3Y07 |
| 23 | PC0 | PC0ADC0MISOPCINT8Y00 |
| 24 | PC1 | PC1ADC1PCINT9SCKY01 |
| 25 | PC2 | PC2ADC2PCINT10Y02 |
| 26 | PC3 | PC3ADC3PCINT11Y03 |
| 27 | PC4 | PC4ADC4PCINT12SDAY04 |
| 28 | PC5 | PC5ADC5PCINT13SCLY05 |
| 29 | PC6 | PC6PCINT14 |
| 30 | PD0 | PD0OC3APCINT16RXD0X00Y08 |
| 31 | PD1 | PD1OC4APCINT17TXD0X01Y09 |
| 32 | PD2 | PD2INT0OC3BOC4BPCINT18X02Y10 |