Atmel AVR1935 User guide

Atmel AVR1935: XMEGA-A3BU Xplained Getting

Started Guide

Features

• Atmel® AVR® ATxmega256A3BU microcontroller

• 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

- One status LED

- Four expansion headers

• Touch

- One Atmel AVR QTouch

• Memory

- Atmel AVR AT45DB642D DataFlash® serial flash

• Footprints for external memory

• Atmel AVR AT25DF series industry standard serial

®

button

8-bit Atmel
Microcontrollers

Application Note

1 Introduction

The Atmel AVR XMEGA®-A3BU Xplained evaluation kit is a hardware platform to
evaluate the Atmel ATxmega256A3BU microcontroller.

The kit offers a larger range of features that enables the Atmel AVR XMEGA user
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.

Rev. 8324B-AVR-09/11

2 Board overview

Figure 2-1 shows most of the available features on the board. For more detailed

information on the Atmel XMEGA-A3BU Xplained hardware, take a look at the Atmel
application note “AVR1923: XMEGA-A3BU Xplained Hardware User’s Guide”.

Figure 2-1. Overview of the Atmel AVR XMEGA-A3BU Xplained kit.

2

Atmel AVR1935

8324B-AVR-09/11