Atmel AVR1923: XMEGA-A3BU Xplained

Hardware User Guide

Features

• Atmel

• FSTN LCD display with 128x32 pixels resolution

• Battery backup

• Analog sensors

- Ambient light sensor

- Temperature sensor

• Analog filter

• Digital I/O

- Three mechanical buttons

- Two user LEDs, one power LED and one status LED

- Four expansion headers

• Touch

- One Atmel AVR QTouch

• Memory

- Atmel AVR AT45DB642D DataFlash

• Footprints for external memory

- Atmel AVR AT25DF series industry standard serial flash

1 Introduction

The Atmel AVR XMEGA-A3BU Xplained evaluation kit is a hardware platform to

evaluate the Atmel ATxmega256A3BU microcontroller.

The kit offers a large range of features that enables the Atmel AVR XMEGA

to get started using XMEGA peripherals right away and understand how to

integrate the XMEGA device in their own design.

Figure 1-1. XMEGA-A3BU Xplained evaluation kit.

8-bit Atmel

Microcontrollers

Application Note

Rev. 8394B-AVR-02/12