Sensors

Application Brief: Analyzing Strength of Security
(file size: 44KB, 4 pages, revision A, updated: 05/2011)

Atmel AVR2016: RZRAVEN Hardware User's Guide
(file size: 768KB, 25 pages, revision E, updated: 07/2012)

This application note describes how to get familiar with the RZRAVEN development kit. The RZRAVEN is a development kit for the AT86RF230 radio transceiver and the AVR microcontroller. It serves as a versatile and professional platform for developing and debugging a wide range of RF applications; spanning from: simple point-to-point communication through full blown sensor networks with numerous nodes running complex communication stacks. On top of this, the kit provides a nice human interface, which spans from PC connectivity, through LCD and audio input and output.

Atmel AVR2025: IEEE 802.15.4 MAC Software Package - User Guide
(file size: 3.8MB, 251 pages, revision D, updated: 06/2012)

This document is the user guide for the Atmel® MAC software for IEEE® 802.15.4 transceivers. The mechanisms and functionality of the IEEE 802.15.4 standard is the basis for the entire MAC software stack implementation.

Atmel AVR2052: Atmel BitCloud Quick Start Guide
(file size: 1.2MB, 70 pages, revision N, updated: 05/2012)

This document is intended for engineers and software developers evaluating the BitCloud ZigBee® PRO stack.

Atmel AVR2067: Crystal Characterization for AVR RF
(file size: 959kB, 17 pages, revision A, updated: 01/2013)

The scope of this application note is to guide the PCB designers to choose an appropriate 16MHz and 32.768kHz crystal, which can satisfy the various application needs based on crystal size, ESR, load capacitance, negative resistance, frequency stability, power, consumption, cost etc. It also contains crystal characterization reports from both 16MHz and 32.768kHz crystal vendors.

Atmel AVR2090: REB232ED Evaluation Kit Quick Start Guide
(file size: 199721, 4 pages, revision A, updated: 10/2011)

This application note briefly describes how to set up and run the pre-flashed performance test application included with the Atmel® REB232ED evaluation kit.

Atmel AVR2160: REB233SMAD Evaluation Kit - Quick Start Guide
(file size: 216KB, 4 pages, revision B, updated: 04/2012)

This application note briefly describes how to set up and run the pre-flashed applications supplied with the Atmel® REB233SMAD Evaluation Kit.

Atmel AVR2162: REB233SMAD - Hardware User Manual
(file size: 1595KB, 28 pages, revision B, updated: 07/2012)

This application note describes the REB233SMAD radio extender board supporting antenna diversity in combination with the Atmel AT86RF233 radio transceiver. Detailed information is given in the individual sections about the board functionality, the board interfaces, and the board design.

AVR1300: Using the XMEGA ADC
(file size: 518589, 26 pages, revision H, updated: 12/2010)

This application note describes the basic functionality of the Atmel® AVR® XMEGA® ADC with code examples to get up and running quickly. A driver interface written in C is included as well.

AVR1302: Using the XMEGA Analog Comparator
(file size: 142709, 6 pages, revision B, updated: 04/2008)

This application note describes the basic functionality of the XMEGA AC with code examples to get up and running quickly. A driver interface written in C is included as well.

AVR2001: AT86RF230 Software Programmer Guide
(file size: 1041829, 62 pages, revision A, updated: 07/2007)

This document goes into greater depth than the datasheet when it comes to correct configuration and usage of the features that the radio transceiver provides.

AVR2004: LC-Balun for AT86RF230
(file size: 35329, 15 pages, revision A, updated: 04/2008)

In some cases the used balun on the ATAVRRZ502 Radio Boards must be replaced by concentrated elements. Therefore the functionality must be given by the use of capacitors and inductors only. This application note shows how to transform the differential AT86RF230 RF signal into a single-ended 50 ohm antenna without using the original balun.

AVR2005: Design Considerations for the AT86RF230
(file size: 311401, 9 pages, revision A, updated: 08/2007)

The ATAVRRZ502 is designed for evaluation of the Atmel AT86RF230 2.4 GHz radio transceiver. This application note describes the design and layout of the so-called "Radio Extender Board" (REB) that are provided with the ATAVRRZ502.

AVR2007: IEEE802.15.4 MAC power consumptions for AT86RF230 and ATmega1281
(file size: 6395, 14 pages, revision A, updated: 09/2007)

This Application Note describes two ways of estimating the current consumption of the AT86RF230 radio and the ATmega1281 microcontroller as a transceiver system for the IEEE802.15.4™ standard.

AVR2009: AT86RF230 – Software Programming Model
(file size: 233633, 4 pages, revision B, updated: 05/2008)

The AT86RF230 Software Programming Model (SWPM) provides a reference for developers utilizing the AT86RF230 radio transceiver as effective as possible.

AVR2014: AT86RF230 Receiver sensitivity measurements
(file size: 665174, 14 pages, revision A, updated: 04/2008)

The Atmel AT86RF230 radio transceiver has a specified receiver sensitivity of -101 dBm. The following document shall provide the information that is required for measuring this value with available Hard- and Software.

AVR2015: RZRAVEN Quick Start Guide
(file size: 506858, 18 pages, revision B, updated: 03/2008)

This application note describes how to get started with the RZRAVEN kit. The RZRAVEN kit is built around three main components; the hardware itself, the firmware running on the RZUSBSTICK and AVRRAVENs, and the AVR Wireless Services PC suite. This document describes how to install the AVR Wireless PC Suite, use its different features and how to operate the AVRRAVENs accordingly.

AVR2021: AT86RF231 Antenna Diversity
(file size: 321559, 20 pages, revision B, updated: 07/2008)

This application note describes the usage, design, and layout of the AT86RF231 Antenna Diversity. The information provided is intended as a helping hand for hardware designers to make use of the AT86RF231 Antenna Diversity capabilities.

AVR2022: AT86RF231 - Software Programming Model
(file size: 498652, 5 pages, revision A, updated: 05/2008)

The AT86RF231 Software Programming Model (SWPM) provides a reference for developers utilizing the AT86RF231 radio transceiver as effective as possible.

AVR2023: AT86RF231 PCB reference design for antenna diversity
(file size: 284604, 15 pages, revision A, updated: 08/2008)

The AT86RF231 diversity board demonstrates the capabilities of the 802.15.4 compliant 2.4 GHz radio transceiver AT86RF231. With the high performance ATmega1281V AVR microcontroller it serves as a full function network node that is capable of hosting a MAC implementation driven by two AAA batteries for more than one year. Two ceramic chip antennas increase the link budget in a typical indoor scenario with multipath fading effects.

AVR2027: AES Security Module
(file size: 269453, 23 pages, revision A, updated: 09/2009)

This document briefly reviews IEEE 802.15.4 /ZigBee® cryptography and shows how the AT86RF231's and AT86RF212's security modules simplify the implementation of these features.

AVR2028: AT86RF212 – Software Programming Model
(file size: 609129, 5 pages, revision A, updated: 08/2009)

The AT86RF212 Software Programming Model (SWPM) shall provide a reference for developers utilizing the radio transceiver AT86RF212 as effective as possible.

AVR2064: RZ600 HW Manual
(file size: 508165, 18 pages, revision A, updated: 03/2010)

This applicationnote gives an overview of the RZ600 kit from a system perspective as well as what the kit contains and its minimum requirements. A set of condensed instructions are then given on how to get the evaluation application for the kit up and running in the shortest time possible.

AVR2070: Route Under MAC (RUM) with IPv6 and 6LoWPAN
(file size: 4365860, 93 pages, revision B, updated: 06/2009)

The Atmel Route Under MAC (RUM) with support for IPv6 and 6LoWPAN is a highly flexible stack solution for low power and low cost wireless sensor network applications. Providing Internet Protocol (IP) over low power, low data rate wireless transceivers enables immediate Interoperability with existing wired networks. With an IPv6 foundation, each wireless node on the network can be given a worldwide unique IPv6 address and directly communicate with any other IPv6 device in the world without the need for any translation or a complex gateway.

Designing with CryptoAuthentication Client Devices
(file size: 532096, 20 pages, revision A, updated: 05/2009)

High Level Security Models
(file size: 126052, 11 pages, revision A, updated: 03/2009)

Implementing Secure Boot with the Atmel ATSHA204
(file size: 90KB, 10 pages, revision B, updated: 09/2012)

Detailed level explanation of secure boot with Atmel ATSHA204.

Secure Boot Simplified
(file size: 42 KB, 4 pages, revision A, updated: 03/2012)

High level explanation of secure boot with Atmel ATSHA204.

Using the Atmel ATSHA204 for Secure Password Operations
(file size: 81016, 8 pages, revision A, updated: 04/2011)

A Digital Thermometer Using the AT89LP2052 MCU
(file size: 2545, 5 pages, revision B, updated: 06/2011)

This Application Note uses the AT89LP2052 to implement a simple digital thermometer system and is applicable to any AT89LP devices.

Atmel AVR124: Using the A/D Amplifier on AT90PWM
(file size: 219KB, 15 pages, revision B, updated: 03/2012)

This application note provides the way to configure and use the amplified ADC channel with AT90PWM devices.

AVR128: Using the Analog Comparator on tinyAVR and megaAVR devices
(file size: 74183, 4 pages, revision B, updated: 05/2002)

This Application Note serves as an example on how to set up and use the AVR's on-chip Analog Comparator.

AVR400: Low Cost A/D Converter using Analog Comp. on tinyAVR and megaAVR devices
(file size: 101749, 6 pages, revision B, updated: 05/2002)

This Application Note targets cost and space critical applications that need an ADC and explains how to use an analog comparator for this purpose.

AVR401: 8-Bit Precision A/D Converter using Analog Comp. on tinyAVR and megaAVR devices
(file size: 88004, 12 pages, revision C, updated: 02/2003)

This Application Note describes how to perform a kind of dual slope A/D conversion with the analog comparator of tinyAVR and megaAVR devices

ATSHA204 and ATAES132 CryptoAuthentication Family of Hardware Security Solutions
(file size: 61KB, 2 pages, revision C, updated: 11/2012)

ATSHA204 CryptoAuthentication Family of Hardware Security Solutions
(file size: 99KB, 2 pages, revision C, updated: 11/2012)

AT30TS750 Family Flyer
(file size: 236138, 2 pages, revision B, updated: 06/2011)

Atmel AT30TS750 Family. The world's most versatile digital temperature sensing solutions.

ATSHA204 Firmware Library User Guide
(file size: 78416, 8 pages, revision A, updated: 05/2011)