Amazon.com: Waveshare-AVR Programmer USB AVRISP XPII Compatible with ATMEL at AVR ISP mk2 mkII in-System Programmer Supports AVR Studio 4/5/6/7 Or Higher Version : Electronics
MYC-SAMA5D3X CPU Module | Controller Board for Atmel SAMA5D3 ARM Cortex-A5 Processors-Welcome to MYIR
FreeRTOS - small footprint, Atmel AVR (MegaAVR) RTOS GCC Port. This page describes the FreeRTOS demo source code project for the Atmel MegaAVR microcontroller.
AVR System Clock : Arduino / ATmega328p - Arnab Kumar Das
AVR64DD32 AVR® CPU - Microchip Technology | DigiKey