Benutzerhandbuch für Murata Electronics North America 2410P

Inhaltsverzeichnis

• 1. INTRODUCTION

  1
• 1.1. Why Spread Spectrum?

  1
• 1.2. Frequency Hopping vs. Direct Sequence

  2
• 2. RADIO OPERATION

  5
• 2.1. Synchronization and Registration

  5
• 2.2. Data Transmission

  6
• 2.2.1. Point-to-Point

  6
• 2.2.2. Point-to-Multipoint

  7
• 2.2.3. Handle Assignment

  7
• 2.2.4. TDMA Operation

  8
• 2.2.5. Full Duplex Communication

  10
• 2.2.6. Error-free Packet Transmission Using ARQ

  10
• 2.3. Modes of Operation

  11
• 2.3.1. Control and Data Modes

  11
• 2.3.2. Sleep Mode

  11
• 2.3.3. Low Power Mode and Duty Cycling

  12
• 2.3.4. RF Flow Control Mode

  12
• 2.3.5. Co-Existing with 802.11b Networks

  13
• 2.3.6. European Union Settings

  13
• 3. PROTOCOL MODES

  14
• Note on Using Protocol Mode 4

  16
• 3.1.1. Data Packet

  17
• 3.1.3. Connect Packet

  18
• 3.1.4. Disconnect Packet (base only, receive only)

  18
• 4. MODEM INTERFACE

  19
• 4.1. Interfacing to 5 Volt Systems

  20
• 4.2. Evaluation Unit and OEM Module Differences

  20
• 4.3. Three Wire Operation

  20
• 4.4. Power-On Reset Requirements

  21
• 5. MODEM COMMANDS

  22
• 5.1. Serial Commands

  22
• 5.2. Network Commands

  23
• 5.3. Protocol Commands

  26
• 5.4. Status Commands

  29
• 5.5. Memory Commands

  30
• 5.6. Modem Command Summary

  31
• 6. WIT2410 DEVELOPER’S KIT

  32
• 7. WinCOM

  33
• 7.1. Starting the program

  35
• Function Keys

  38
• WinCom Tools

  39
• Script Commands

  41
• Demonstration Procedure

  43
• 8. Troubleshooting

  44
• 9. APPENDICES

  46
• 9.1. Technical Specifications

  46
• 9.1.1 Ordering Information

  46
• 9.1.2. Power Specifications

  46
• 9.1.3. RF Specifications

  46
• 9.1.4. Mechanical Specifications

  46
• 9.2. Serial Connector Pinouts

  47
• 9.3. Approved Antennas

  47
• 9.4. Technical Support

  47
• 9.5. Reference Design

  48
• 9.6.1. Mechanical Drawing – WIT2410 M4/P (Pins Down)

  49
• 9.6.2. Mechanical Drawing – WIT2410 S4/P (Pins Up)

  50
• 10. Warranty

  51
• Appendix I – Operating Scenario for WIT2410P

  54
• Appendix II – Calculation of Maximum Transmit Duty Cycle

  55
• Appendix III – Calculated Average Power

  55