AVR64DD32 AVR® CPU - Microchip Technology | DigiKey
Atmel Microcontrollers
The Atmel AVR Microcontroller: MEGA and XMEGA in Assembly and C (Book Only) (Explore Our New Electronic Tech 1st Editions): Huang, Han-Way: 9781133607281: Amazon.com: Books
What is ATMega Microcontrollers & How to Make a Simple Project with it?