ATmega328 Chip with Arduino UNO Bootloader
Discontinued ATmega328 DIP chip with Arduino UNO bootloader pre-loaded. Requires an external 16 MHz crystal, 5V supply, and a USB-serial adapter for programming.
Pinout
- PC6RESET1Type · Control
- PD0RXD2Type · UART, Signal
- PD1TXD3Type · UART, Signal
- PD2INT04Type · Signal
- PD3INT1OC2B5Type · Signal
- PD4XCKT06Type · Signal
- VCC7Type · Power
- GND8Type · Ground
- PB6XTAL19Type · Signal
- PB7XTAL210Type · Signal
- PD5T1OC0B11Type · Signal
- PD6AIN0OC0A12Type · Analog, Signal
- PD7AIN113Type · Analog, Signal
- PB0ICP1CLKO14Type · Signal
- PB1OC1A15Type · Signal
- PB2SSOC1B16Type · SPI, Signal
- PB3MOSIOC2A17Type · SPI, Signal
- PB4MISO18Type · SPI, Signal
- PB5SCK19Type · SPI, Signal
- AVCC20Type · Power
- AREF21Type · Analog
- GND22Type · Ground
- PC0ADC023Type · Analog, Signal
- PC1ADC124Type · Analog, Signal
- PC2ADC225Type · Analog, Signal
- PC3ADC326Type · Analog, Signal
- PC4ADC4SDA27Type · Analog, I2C, Signal
- PC5ADC5SCL28Type · Analog, I2C, Signal
| Pin | Position | Type |
|---|---|---|
| PC6RESET | 1 | Control |
| PD0RXD | 2 | UART, Signal |
| PD1TXD | 3 | UART, Signal |
| PD2INT0 | 4 | Signal |
| PD3INT1OC2B | 5 | Signal |
| PD4XCKT0 | 6 | Signal |
| VCC | 7 | Power |
| GND | 8 | Ground |
| PB6XTAL1 | 9 | Signal |
| PB7XTAL2 | 10 | Signal |
| PD5T1OC0B | 11 | Signal |
| PD6AIN0OC0A | 12 | Analog, Signal |
| PD7AIN1 | 13 | Analog, Signal |
| PB0ICP1CLKO | 14 | Signal |
| PB1OC1A | 15 | Signal |
| PB2SSOC1B | 16 | SPI, Signal |
| PB3MOSIOC2A | 17 | SPI, Signal |
| PB4MISO | 18 | SPI, Signal |
| PB5SCK | 19 | SPI, Signal |
| AVCC | 20 | Power |
| AREF | 21 | Analog |
| GND | 22 | Ground |
| PC0ADC0 | 23 | Analog, Signal |
| PC1ADC1 | 24 | Analog, Signal |
| PC2ADC2 | 25 | Analog, Signal |
| PC3ADC3 | 26 | Analog, Signal |
| PC4ADC4SDA | 27 | Analog, I2C, Signal |
| PC5ADC5SCL | 28 | Analog, I2C, Signal |
Pin details
28 connections- PC6RESET1Control
- PD0RXD2UART, Signal
- PD1TXD3UART, Signal
- PD2INT04Signal
- PD3INT1OC2B5Signal
- PD4XCKT06Signal
- VCC7Power
- GND8Ground
- PB6XTAL19Signal
- PB7XTAL210Signal
- PD5T1OC0B11Signal
- PD6AIN0OC0A12Analog, Signal
- PD7AIN113Analog, Signal
- PB0ICP1CLKO14Signal
- PB1OC1A15Signal
- PB2SSOC1B16SPI, Signal
- PB3MOSIOC2A17SPI, Signal
- PB4MISO18SPI, Signal
- PB5SCK19SPI, Signal
- AVCC20Power
- AREF21Analog
- GND22Ground
- PC0ADC023Analog, Signal
- PC1ADC124Analog, Signal
- PC2ADC225Analog, Signal
- PC3ADC326Analog, Signal
- PC4ADC4SDA27Analog, I2C, Signal
- PC5ADC5SCL28Analog, I2C, Signal
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