User's Manual

User Manual Version 1.1.0 August 23, 2005 Page 2
©Avante International Technology, Inc.
Table of Contents
1. INTRODUCTION 4
2. SYSTEM HARDWARE 5
2.1 Overview 5
2.2 Smart-Tags® 5
2.3 Host 5
2.4 I/O Ports 5
2.5 Antenna 6
2.6 Power Supply 6
3. DESCRIPTION 7
3.1 Block Diagram 7
3.1.1 Power Supply 7
3.1.3 Clock Generator 7
3.1.4 Modulator, Transmitter Amplifier 7
3.1.5 Modulation Index, RF Power Regulation 7
3.1.6 Receiver, Filter, Demodulator and ADC 7
3.1.7 Optocouplers 7
3.1.7 Microcontroller 8
3.1.8 RS232 Interface 8
4. SPECIFICATIONS 9
4.1 Electrical 9
4.1.1 Power Supply 9
4.1.2 Reader 10
4.2 Mechanical 11
4.2.1 Dimensions 11
4.2.2 Connectors 13