| Integrated Circuit (IC) | |
| ATMEGA328P-AU | |
| 32-TQFP 10-ish | |
| AVR® ATmega Microcontroller IC 8-Bit 20MHz 32KB (16K x 16) FLASH 32-TQFP (7x7) | |
| This is the chip in the Arduino. Go wild! | |
| www.atmel.com/…/Atmel-8271-8-bit-AVR-Microcontroller-ATmega48A-48PA-88A-88PA-168A-168PA-328-328P_datasheet_Complete.pdf |