| Remote Access Control |

# AVR411 Secure Rolling Code Algorithm (Receiver) Documentation

### Atmel AVR Application Notes

## Introduction

This documents the software for application note AVR411 - Secure Rolling Code for wireless link. This is the receiver part of the application.

## Compilation Info

This software was compiled with IAR Embedded Workbench, 4.12A.
To make project on IAR EWAVR:
Add the .c files to project. Use device --cpu=m88, enable bit definitions in I/O include files, optimization low for debug target and medium for release, output format: ubrof8 for Debug and intel_extended for Release.
Stack sizes: CSTACK (Data) 0x100 bytes, RSTACK (Return) 16 levels.
Memory model: Small.

## Device Info

This application is written and tested for ATmega88, running at 8 MHz internal RC oscillator.

## Contact Info

For more info about Atmel AVR visit http://www.atmel.com/products/AVR/
For application notes visit http://www.atmel.com/dyn/products/app_notes.asp?family_id=607
Support mail: avr@atmel.com

## License and Disclaimer

Copyright (c) 2006, Atmel Corporation All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

3. The name of ATMEL may not be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY ATMEL ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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