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OTC Wireless WiSER2400 User Manual

802.11b wireless serial port adapter
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802.11b Wireless Serial Port Adapter

User Guide

WiSER2400
Version 1.06

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Summary of Contents for OTC Wireless WiSER2400

  • Page 1: User Guide

    802.11b Wireless Serial Port Adapter User Guide WiSER2400 Version 1.06...
  • Page 2 The seller may make improvements or changes in the product(s) and/or the program(s) described in this documentation at any time. Other product and company names herein may be trademarks of their respective owners. Copyright 2001 OTC Wireless, Inc. All rights reserved. Revision 1.06 01/03/03...

  • Page 3: Table Of Contents

    Table of Contents WiSER2400 Use Guide Chapter 1 Introduction Data Sheet Chapter 2 Installation of WiSER2400 Installation of WiSER2400 Hardware Installation of WiSER2400 Software Chapter 3 Diagnostic and Configuration Utility Overview Connection and Overall Status Panel Radio Status Panel Configuration Panel...

  • Page 4: Chapter 1 Introduction

    Chapter 1 INTRODUCTION WiSER2400 is an 802.11b compliant, or WiFi, radio with a RS232 serial interface. The radio takes serial data from the equipment or computing device connected to it via its RS232 port, converts the serial data into 802.11-compliant data packets, and transmits these packets with the RF modulation that is compliant with the specifications of the 802.11b physical layer.
  • Page 5 operators. An end user simply plugs the pre-configured radio into a host equipment or computer equipped with a RS232 receptacle without ever being expose to this Utility program. The Utility program is simple to install and easy to use through its graphic user interface. The details are described in Chapter 3.

  • Page 6: Data Sheet

    WiSER2400 WiFi Radio Key Features Configurable as either an Access Point or a Station Configurable as a dedicated pair of radios to replace a RS232 cable connection Plug & Play operation— o No driver on the host device is required for radio operation o Radio operation is independent of the operating system on the host equipment or device (Windows 98/2000/ME, Linux, Unix, embedded, etc.), as long as a RS232 port is properly...

  • Page 7: Chapter 2 Installation Of Wiser2400

    S and -N) to the equipment connected to the radio. RS232 Connection A pair of WiSER2400 radios is shipped with two RS232 cable. One of the cables is 2 feet long and always has a female DB-9 connector at one end. This 2-foot RS232 cable is used to connect a computer in a standard configuration.
  • Page 8 Status LED’s Power on the WiSER2400 Radio, the LED’s on the front panel should exhibit the following patterns: Color Light Blinking Indication Pattern Steady on Proper power is supplied GREEN Steady on Unit linked to another unit or Unit is...

  • Page 9: Installation Of Wiser2400 Software

    WiSER2400 radios, you need not to install Utility Program on the whiteboard and you will not be able to! You can configure the WiSER2400 radio on a PC installed with the Utility Program, disconnect it from the PC, and then connect it to the whiteboard.

  • Page 10: Chapter 3 Diagnostic And Configuration Utility

    Chapter 3 Diagnostic and Configuration Utility Overview This chapter describes the functionalities and operations of WiSER2400 Diagnostic and Configuration Utility program. The utility program can be used to configure, monitor, WiSER2400 radios. The WiSER2400 utility program is supported on Microsoft Windows® 95(OSR2), 98(SEC), Millennium, 2000, and XP.

  • Page 11: Connection And Overall Status Panel

    Figure 2. Connection and Overall Status Panel The pull-down menu allows users to select COM ports (RS232 serial port) so that the utility program knows where to connect to WiSER2400 radio unit. The pull- down menu becomes inactive and inaccessible when the connection between the WiSER2400 radio and the utility program is active.

  • Page 12: Configuration Panel

    Figure 3. Radio Status Panels (AP: left; Station: right) The modes switch automatically depending on the role of the WiSER2400 radio unit connected to the COM port. When the radio unit acts as an AP, the radio status panel is shown in AP mode. Likewise, when the radio unit acts as a station, the radio statue panel is shown in STA mode.

  • Page 13: Rs232 And Wlan Statistics Panel

    channel in use is automatically displayed in the appropriate fields in the Configuration panel. RS232 and WLAN Statistics Panel The transmission statistics of the RS232 (COM port) and Wireless Local Area Network (WLAN) is shown in this panel. To retrieve the statistics, click Refresh button located at the bottom of the main window of the utility program.

  • Page 14: Security Panel

    Security Panel This panel shown in Figure 5 enables users to configure security options for the WiSER2400 radios. WiSER2400 supports Wired Equivalent Privacy (WEP) encryption both 64bits and 128bits.The Security panel contains two sub-panels, Encryption sub-panel and WEP Keys Creation sub-panel.
  • Page 15 To auto-generate WEP encryption keys, select the radio button next to the Passphrase label and then the users can enter up to any 64 characters in the Passphrase field. Click the Apply button to apply the encryption key setting. Notice that when this method is selected the Manual Entry fields are “grayed out” to disallow manual entries of WEP keys.
  • Page 16 10 hexadecimal characters. If 128 bits encryption is enabled, each of the key field allows up to 26 hexadecimal characters. The remaining fields in the Security Panel are described below. a. Deny Unencrypted Data Frames: if checked, the firmware will block unencrypted data frames from being received.

  • Page 17: Chapter 4 Troubleshooting

    • If two WiSER2400 radios are meant to operate as a dedicated point-to- point link, make sure that one radio in the pair has the role of AP and the other has the role of Station.

  • Page 18: Poor Link Quality

    • Reseat the WiSER2400 radio to a location where the interference is minimized; in general, increasing the distance between the radio pair may cause radio interference.

  • Page 19: Technical Support

    Technical Support If problems are still not solved, please contact our Technical Support to obtain further assistance. Call: 1-800-770-6698 in USA Call: 011-510-490-8288 outside of USA E-mail:techsupport@otcwireless.com...

  • Page 20: Appendix A: Limited Warranty

    Appendix A: Limited Warranty WiSER2400 Hardware The seller warrants to the end user (“Customer”) that this hardware product will be free from defects in workmanship and materials, under normal use and service, for one (1) year from the date of purchase from the seller or its authorized reseller.

  • Page 21: Appendix B: Regulatory Compliance

    Connect the WLAN equipped laptop computer into an outlet on a circuit different from that of other electronics. Consult the dealer or an experienced radio/TV technician for help. Caution: Changes or modifications not expressly approved by OTC Wireless could void the user’s authority to operate the equipment. FCC Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.

  • Page 22: European Community (Ec) Directives Conformity

    European Community (EC) Directives Conformity and Restrictions This product is in conformity with the protection requirements of EC Council directives 89/336/EEC, 73/23/EEC, and 1999/5/EC on the approximation and harmonization of the laws of the Member States relating to electromagnetic compatibility, safety of electrical equipment designed for use within certain voltage limits and on radio equipment and telecommunications terminal equipment.

  • Page 23: Glossary

    Glossary RS232 An EIA standard for serial data communication between equipment and computing devices. Access Point An internetworking device that seamlessly connects wired and wireless networks. Access Points combined with a distributed system support the creation of multiple radio cells that enable roaming throughout a facility. Ad Hoc Network A network composed solely of stations within mutual communication range of each other (no Access Point connected).
  • Page 24 Carrier Sensing mechanism of controlling medium access because two or more radios cannot sense the carrier from each other. IEEE 802.11 The IEEE 802.xx is a set of specifications for LANs from the Institute of Electrical and Electronic Engineers (IEEE). Most wired networks conform to 802.3, the specification for CSMA/CD-based Ethernet networks or 802.5, the specification for token ring networks.
  • Page 25 subjectively equivalent to the confidentiality of a wired LAN medium that does not employ cryptographic techniques to enhance privacy.

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