Contents

Introduction Relevant Devices tinyAVR 0-series tinyAVR 1-series megaAVR 0-series Audio Frequency Shift Keying Demodulator AFSK Demodulator with 2x Sampling Rate and Digital Filtering Near-Ultrasonic FSK Demodulator with 8x Sampling Rate and Digital Filtering Conclusion Revision History The Microchip Web Site Customer Change Notification Service Customer Support Microchip Devices Code Protection Feature Legal Notice Trademarks Quality Management System Certified by DNV Worldwide Sales and Service