Telit Wireless Solutions SE880 User Manual
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Telit Wireless Solutions SE880 User Manual

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SE880 EVK User Manual
1vv0301048 Rev. 1 – 2013-01-16
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Summary of Contents for Telit Wireless Solutions SE880

  • Page 1 SE880 EVK User Manual 1vv0301048 Rev. 1 – 2013-01-16 Arrow.com. Downloaded from...
  • Page 2 SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – APPLICABILITY TABLE PRODUCT SE880 Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights Reserved. Page 2 of 30 Mod. 0809 2011-07 Rev.2 Arrow.com. Arrow.com. Downloaded from Downloaded from...
  • Page 3 SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE Notice While reasonable efforts have been made to assure the accuracy of this document, Telit assumes no liability resulting from any inaccuracies or omissions in this document, or from use of the information obtained herein.
  • Page 4 SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – Usage and Disclosure Restrictions License Agreements The software described in this document is the property of Telit and its licensors. It is furnished by express license agreement only and may be used only in accordance with the terms of such an agreement.

  • Page 5: Table Of Contents

    3.2. Jupiter Evaluation Board..................11 3.2.1. Switch Configuration ....................12 3.2.2. LDOs enable configuration...................13 Step-by-Step: Installing and running the SE880 EVK ..........14 4.1. Step-by-Step: First Time Connection ..............14 4.2. Powering on the EVK ....................15 SE880 on SiRFLive ....................16 5.1.
  • Page 6 SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – 5.4. Receiver Commands ....................22 5.4.1. Sending Resets ......................23 5.4.2. Switch Protocol......................23 5.4.3. Setting the IC Configuration ..................25 5.4.4. Logging Data .........................27 APPENDIX ......................29 6.1. Internal LNA and Antenna..................29 6.1.1.

  • Page 7: Introduction

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – Introduction 1.1. Scope Scope of this document is to give an overview of the Evaluation kit of the GPS standalone module SE880. 1.2. Audience This document is intended for customers who are evaluating one or more products in the applicability table.

  • Page 8: Text Conventions

    Do not short the RF signal to ground if the antenna voltage is installed. Damage to the EVK may result. NOTE: Always follow ESD safety precautions when utilizing the SE880 evaluation kit. For additional information on the SE880, ask your sales representative for additional manuals, datasheets, support, etc.

  • Page 9: Preparing For The Se880

    .NET Framework 2.0 This will be automatically installed by the SiRFLive package if  necessary (internet connection is required). 2.1. Installing the USB Drivers Before connecting the SE880 Evaluation Kit, install the necessary USB drivers. 1  Double-click the USB driver executable and follow the directions to install the USB drivers. 2.2. Installing SiRFLive...

  • Page 10: Se880 Evaluation Kit

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – SE880 Evaluation Kit 3.1. What’s in the Box Antenna SE880 Eval Kit USB Drive Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights Reserved. Page 10 of 30 Mod.

  • Page 11: Jupiter Evaluation Board

    Toggle Switch Switch that acts on the enable signals of the 3V and SE880 VDD; it permits to turn on and off these two voltages while living the SE880 VKA on, thus allowing to simulate a battery backed-up configuration.

  • Page 12: Switch Configuration

    Switch position Function in ON state Reserved fo future use Active antenna supply connection L104 connection for SE880 switching mode power supply L104 bypass for SE880 LDO mode power supply Notes: • Each switch is in ON state when in low position.

  • Page 13: Ldos Enable Configuration

    SE880 VKA (1.8V): this voltage (also available on TP117) acts as the backup voltage of the SE880 and is supposed to be always present when the USB 5V voltage is present. PL103, when populated, connects the SE880 VKA enable signal (active high) to the USB voltage.

  • Page 14: Step-By-Step: Installing And Running The Se880 Evk

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – Step-by-Step: Installing and running the SE880 EVK 4.1. Step-by-Step: First Time Connection 1. Before connecting the evaluation board, ensure that the USB drivers have been installed. 2. As soon as the evaluation board is connected to the PC, it will be detected and installed.

  • Page 15: Powering On The Evk

    (to set the SE880 power supply in switching mode you’ll be also required to send a proper command on UART interface). 3. Turn on the toggle switch (it’s on when in high position). At this point the SE880 will be in hibernate mode.

  • Page 16: Se880 On Sirflive

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – SE880 on SiRFLive Launch the SiRFLive application. 5.1. Main Interface After launching SiRFLive, first notice the application’s main interface. Figure 5: Main Menu Bar Figure 6: Main Tool Bar 5.2. Connecting To the SE880 The user can utilize either the Main Menu Bar or the Main Tool Bar.

  • Page 17: Main Tool Bar

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – 5.2.2. Main Tool Bar Select the “Receiver Settings” button Or the “Connect” button 5.2.3. Rx Port Settings Select the GSD4e Product Family, RS232/USB, and the Correct COM Port. Figure 8: The Rx Port Connection Window Default Baud rate for NMEA is 4800, and 115200 for OSP.

  • Page 18: Sirflive Windows

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – 5.3. SiRFLive Windows After a successful connection with the receiver is established, the default SiRFLive windows should be arranged and become filled with data. If not all the default windows are arranged or opened, under the Main Menu Bar, go to “Window” >...

  • Page 19: Radar View

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – 5.3.2. Radar View (main tool bar icon) Red satellites – 0 C/N0 Blue satellites – nonzero C/N0 but not being used in the navigation solution Green satellites – nonzero C/N0 and are being used in the navigation solution Skyblue satellites –...

  • Page 20: Debug View

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – 5.3.3. Debug View (main tool bar icon) Shows the communication messages with the receiver. Figure 11: Debug view with One Socket Protocol messages. Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights Reserved.

  • Page 21: Location View

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – 5.3.4. Location View (main tool bar icon) Displays more detailed information regarding the UTC, TOW, Latitude, Longitude, Altitude, etc. Map Position Configuration Clear Data Set Reference Location Figure 12: Location view Map position button requires Internet access to work.

  • Page 22: Receiver Commands

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – 5.4. Receiver Commands Most of the Receiver Commands can be accessed through the Main Menu Bar under “Receiver” > “Command.” There are also shortcuts on the Main Tool Bar which will be covered in this section.

  • Page 23: Sending Resets

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – 5.4.1. Sending Resets (main tool bar icon) 1. Select “Reset. . .” under the Main Menu Bar “Receiver” > “Command” > “Reset. . .” Select the Reset icon on the Main Tool Bar.

  • Page 24: Switch Protocol

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – Switch Protocol The number of available commands in NMEA is limited compared to OSP. Switching to OSP for testing is recommended. 1. On the Main Menu Bar, select “Receiver” > “Command” > “Switch Protocols. . .”...

  • Page 25: Setting The Ic Configuration

    5.4.3. Setting the IC Configuration The SE880 module has two LNA modes, a high gain mode, and a low gain mode. The high gain mode is ideal for passive antenna applications, while the low gain mode is ideal for active antenna applications.
  • Page 26 SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – Figure 16: Configuring the IC parameters. 1. Click “OK” after all necessary changes. Figure 17: Click “Yes” in order for new changes to be applied. Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights Reserved.

  • Page 27: Logging Data

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – 5.4.4. Logging Data (main tool bar icon) SiRFLive is capable of collecting either the OSP message stream or the NMEA message stream into a log file. 1. While the receiver is outputting messages to SiRFLive, click on the Log File icon on the Main Tool Bar or go through the Main Menu Bar under “Log File”...
  • Page 28 SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – ii. After specifying the output folder and output name, close the “Specify log file name:” window by clicking Open and the “Log File Path:” bar should be filled with the file path.

  • Page 29: Appendix

    AGC will be high, therefore it will not be able to compensate as well if the receiver is in a noisy environment. The SE880 evaluation is bundled with an Active Antenna, providing an amplifier gain of 16dB typical.

  • Page 30: Document History

    SE880 EVK User Manual 2013-01-16 1vv0301048 Rev. 1 – Document History Revision Date Changes 2013-01-16 First draft Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights Reserved. Page 30 of 30 Mod. 0809 2011-07 Rev.2 Arrow.com. Arrow.com.

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