Motorola LA-5137 Integration Manual
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Motorola LA-5137 Integration Manual

Compact flash adapter
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LA-5137 Compact Flash Adapter
Integration Guide

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Summary of Contents for Motorola LA-5137

  • Page 1 LA-5137 Compact Flash Adapter Integration Guide...
  • Page 2 © 2007 Motorola, Inc. All rights reserved. MOTOROLA and the Stylized M Logo are registered in the US Patent & Trademark Office. Symbol is a registered trademark of Symbol Technologies, Inc. All other product or service names are the property of their respective owners.

  • Page 3: Legal Statement

    Software described therein, at any time without notice. Motorola makes no commitment to update the Information. 1.2 Background The LA-5137 is the next generation CF client card for embedded solutions and is intended for OEM customers. 1.3 Purpose The purpose of this document is to define the functional characteristics (electrical, mechanical, software interfaces) of the LA-5137 CF Card and provide regulatory information helpful to OEM customers to integrate or embed the CF card in a variety of systems.

  • Page 4: Key Features And Standards

    1-2 LA-5137 Compact Flash Adapter Integration Guide 1.5 Key Features and Standards The LA-5137 CF Card supports all required modes of operation as an 802.11a/b/g Mobile Unit (MU). In 802.11g mode, the radio supports three different modulation modes: Legacy 1 and 2 Mbps, Complimentary Code Keying (CCK), and Orthogonal Frequency Division Multiplexing (OFDM).

  • Page 5: User Profiles

    • Mobile workers in health care, education, retail, manufacturing, hospitality and other industries with 802.11a, 802.11b, and 802.11g wireless LAN access. • Corporate Motorola device users with Wi-Fi wireless LAN access at the office, or with a subscription to a public wireless LAN.
  • Page 6 1-4 LA-5137 Compact Flash Adapter Integration Guide...

  • Page 7: System Architecture

    2.1 System Architecture The LA-5137 is a modified type 1 CFA card. The LA-5137 Compact Flash Adapter CF card consists of all of the integrated circuits necessary to provide WLAN transceiver functionality for the 2.4GHz and 5 GHz bands. The Wireless LAN integrated Media Access Controller with Baseband processor directly interfaces with the Dual Band Direct Conversion transceiver.

  • Page 8: Hardware Environment

    2.2 Hardware Environment 2.2.1 Introduction The LA-5137 CF card can be used in handheld mobile devices to provide wireless network access. It communicates using Radio Frequencies (RF) between two or more users or between a user and the wired network. The module implements the IEEE 802.11a/g physical (RF) specification. The chipset used provides for modulation, demodulation, spreading, and despreading of the RF signals.

  • Page 9: Antenna Requirements

    Please check the appropriate regulatory authority or contact Motorola for more information. 2.2.6 TX and RX Diversity TX and RX diversity is only supported on the connector version of LA-5137 (LA-5137-1002-WWR). 2.2.7 Operating Channels Channel...
  • Page 10 2-4 LA-5137 Compact Flash Adapter Integration Guide Channel Channel UNII Band Countries Number Frequency (MHz) 4920 Japan 4940 Japan 4960 Japan 4980 Japan 5040 Japan 5060 Japan 5080 Japan 5170 Japan 5180 USA, Canada, EU, Japan 5190 Japan 5200 USA, Canada, EU, Japan...

  • Page 11: Electrical Interface

    Table 2.2 IEEE 802.11a Channels 2.2.8 Electrical Interface The electrical interface for LA-5137 is PC16. The chipset used supports this interface; therefore no external component is required. The host must support the PC16 interface as well. This card only uses 16-bit interface.
  • Page 12 2-6 LA-5137 Compact Flash Adapter Integration Guide...

  • Page 13: Design Overview

    Design Overview The chipset used implements a dual band direct conversion transceiver supporting 2.4 GHz and 5 GHz bands. The chipset uses Zero Intermediate Frequency (ZIF) architecture for the radio. The architecture contains low- noise amplifiers, quad up/down converters, frequency synthesizers, low-pass filters, baseband AGC receiver amplifiers, transmit/receive switches, and transmitter power amplifiers.

  • Page 14: Microprocessor Control

    3-2 LA-5137 Compact Flash Adapter Integration Guide 3.3 Microprocessor Control The baseband and MAC chip contains an ARM946E processor core and the SRAM required for implementing the Media Access Control (MAC) functionality. The embedded firmware runs the 802.11 MAC layer control.

  • Page 15: Specifications

    Unless otherwise stated the following specifications hold over 0C to +55C, and 3.3V +/- 5%. NOTE: This environment is defined as the specific temperature envelop containing the LA-5137 radio product. If embedded within a host product, this envelop is the internal ambient temperature of the host under the host’s operating conditions.
  • Page 16 4-2 LA-5137 Compact Flash Adapter Integration Guide Table 4.3 Transmitter “Legacy” 802.11b mode Transmitter (“Legacy” 802.11b mode) Unit Comments RF Power will have the appropriate Power Level, 0 C to +55 back-off to meet the regulatory requirements at the band edges Table 4.4 Receiver 802.11g OFDM Modes...
  • Page 17 RF Signal Performance Table 4.6 Receiver 802.11a OFDM Transmitter (802.11a OFDM mode) Unit Comments Sensitivity, 54 Mbps Sensitivity, 48 Mbps Sensitivity, 36 Mbps Sensitivity, 24 Mbps 10% PER for 1000 bytes C to +55 Sensitivity, 18Mbps Sensitivity, 12Mbps Sensitivity, 9 Mbps Sensitivity, 6 Mbps Table 4.7 Transmitter 802.11a OFDM Transmitter (802.11a OFDM mode)
  • Page 18 4-4 LA-5137 Compact Flash Adapter Integration Guide Table 4.8 I/O Signals for I/O mode operation Pin # Signal Name Pin Type DC In WP / IOIS16J CD2J CD1J CE2J VS1J IORDJ IOWRJ RDYJ / BSYJ / IREQJ DC In CSELJ...
  • Page 19 RF Signal Performance Table 4.8 I/O Signals for I/O mode operation Pin # Signal Name Pin Type INPACKJ REGJ SPKRJ STSCHGJ DC In Appendix A, Product Mechanical Interface Drawing for pin orientation.
  • Page 20 4-6 LA-5137 Compact Flash Adapter Integration Guide...

  • Page 21: Power Requirements

    Power Requirements 5.1 Product Power Requirements The power requirements depends on the operating mode, network/traffic load and platform implementation. Table 5.1 lists the typical current consumption under the specified usage model: Table 5.1 Product Power Requirements Current Consumption (mA) Usage Model (5 second average) Power Save Idle CAM mode (20% Tx duty cycle)
  • Page 22 5-2 LA-5137 Compact Flash Adapter Integration Guide...

  • Page 23: Software Support

    Software Support 6.1 Linux Driver 6.1.1 Pre-Requisites The following are the pre-requisites needed to bring up the LA-5137 CF adapter under the Linux environment: • PCMCIA enabled in the kernel • Linux kernel 2.4.22 or later • Netlink enabled in the kernel if WPA supplicant is to be used •...

  • Page 24: Software Installation

    Provides information on how to program the LA-51XX Linux Driver. 6.1.3 Software Installation A tar.gz package will contain the driver sources for the LA-5137 adapter for Linux Red Hat 9 distribution. The driver shall be compiled from the release package and installed (see README file). The...
  • Page 25 Wireless LAN development and maximize their benefits. 6.2.1 WinCE Driver Installation The LA-5137 NDIS miniport driver are released as a set of platform flash images. The OS platform is the delivery mechanism. Therefore, an isolated install of the software is not required.
  • Page 26 6-4 LA-5137 Compact Flash Adapter Integration Guide Regulatory testing can also be achieved using a remote application for platforms that have small or no displays. This is done using a RAPI connection over the USB. It allows a remote application running on a...
  • Page 27 Antenna Requirements (External Antenna) The following table summarizes the guidelines for antenna design: Frequency Bands Comment Lower Band 2.4 GHz to 2.5 GHz Required for 802.11g support 4.920 GHz to 5,825 Upper Band Required for 802.11a support Nominal Impedance 50 ohms VSWR Less than 2.0:1 Across bands...
  • Page 28 7-2 LA-5137 Compact Flash Adapter Integration Guide...
  • Page 29 Each country has specific laws and regulations governing the use of radio communications. Please consult the official code for each country of interest. Motorola does not warrant the accuracy of the information contained herein and accepts no liability or responsibility for any use or misuse of the information NOTE: This device is approved under the Symbol Technologies brand;...

  • Page 30: Regulatory Standards

    Final product may require non-radio frequency approvals such as Product Safety, EMC, and SAR. 8.2Regulatory Standards The LA-5137 has been approved to comply with the standards listed in Table 8.1 below: Table 8.1 Regulatory Standards Electrical Safety Certified to UL / cUL 60950-1, IEC / EN60950-1 USA: FCC Part 15.247, 15.407...

  • Page 31: Regulatory Approvals

    Conformity Certification, Articles 1 & 2 Australia Australian Communications Authority, Class License For countries outside USA, Canada, European Economic Area, Japan, or Australia consult your local Motorola representative. 8.4 Reference Antenna (applicable to connector version card) A reference antenna has been used during the approval process for the connector version radio card.

  • Page 32: Antenna Characteristics

    8-4 LA-5137 Compact Flash Adapter Integration Guide 8.4.1 Antenna Characteristics 8.4.1.1 Antenna Gain and Cable Loss Gain (dBi) Cable Loss (dBi) Net Gain (dB) ML-2452-APA2-01@5 GHz ML-2452-APA2-01@2.4 GHz 8.5 Radio Card Regulatory Markings Regulatory markings are applied to the device signifying the radio (s) are approved for use in the following countries: United States, Canada, Australia, Japan and Europe.

  • Page 33: United States Of America

    1. Co-location The FCC approval issued EXCLUDES co-location with any other transmitter. If the LA-5137 is co-located with another transmitter (e.g., Bluetooth Module), the OEM integrator is responsible for re-evaluating the end product and obtaining a separate FCC authorization. Motorola recommends the use of an accredited laboratory to carry out the necessary tasks.

  • Page 34: European Union

    EC Directives require integrators document their compliance activities in a Technical Construction File (TCF). Motorola will supply a copy of the following items covering the LA-5137 Radio Card: • Notified Body Opinion (used to demonstrate compliance under the R&TTE Directive for Radio, EMC and Product Health and Safety) •...
  • Page 35 • Symbol's, Australian Declaration of Conformity for the radio card. Integrator to issue a 'Declaration of Conformity' to cover EMC for their final product (Motorola will issue a Declaration of Conformity for the Radio Module, which should be included in the compliance folder)

  • Page 36: General Statements

    Motorola further does not warrant the accuracy or completeness of the information, text, graphics, or other items contained within this guide. Motorola may make changes to this guide, or to the products and/or Software described therein, at any time without notice. Motorola makes no commitment to update the Information.

  • Page 37: Industry Canada Statements

    Regulatory Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
  • Page 38 • Italy requires a user license for outside usage. Statement of Compliance (embedded radio card, Model: LA-5137A2/LA-5137C2) Motorola, hereby, declares that this device is in compliance with the essential requirements and other relevant provisions of Directive 1999/5/EC. A Declaration of Conformity may be obtained from...
  • Page 39 Operational Environment on page 2-2 this document. • The radiated EVM of the LA-5137 is dependent on the co-axial cable type, co-axial cable length, and the antenna VSWR. Even though the antenna may meet the 2:1 VSWR specification, care must be taken to...
  • Page 40 9-2 LA-5137 Compact Flash Adapter Integration Guide can be adjusted to optimize the radiated EVM, with changes as small as .25 inch having measurable effects.
  • Page 41 Product Mechanical Interface Drawing The following drawings show the LA-5137 physical size and shape, LED indicator and connector locations and pin assignments. The red arrow shows the primary antenna connector.
  • Page 42 A--2 LA-5137 Compact Flash Adapter Integration Guide...
  • Page 44 MOTOROLA INC. 1303 E. ALGONQUIN ROAD SCHAUMBURG, IL 60196 http://www.motorola.com 72E-104390-01 Revision A August 2007...

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