8-bit AVR Microcontroller with 1024 Bytes In-System Programmable Flash
| Pin | Name | Type |
|---|---|---|
| 1 | PB0_(PCINT0/TPIDATA_/OC0A/ADC0/AIN0) | bidirectional |
| 3 | PB1_(PCINT1/TPICLK/CLKI/ICP0/OC0B/ADC1/AIN1) | bidirectional |
| 4 | PB2_(T0/CLKO/PCINT2/INT0/ADC2) | bidirectional |
| 6 | PB3_(RESET/PCINT3/ADC3) | bidirectional |
| 5 | VCC | power_in |
| 2 | GND | power_in |
