Quectel L89 R2.0 User Manual
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Quectel L89 R2.0 User Manual

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L89 R2.0
EVB User Guide
GNSS Module Series
Version: 1.0
Date: 2021-09-29
Status: Released

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Summary of Contents for Quectel L89 R2.0

  • Page 1 L89 R2.0 EVB User Guide GNSS Module Series Version: 1.0 Date: 2021-09-29 Status: Released...
  • Page 2 GNSS Module Series At Quectel, our aim is to provide timely and comprehensive services to our customers. If you require any assistance, please contact our headquarters: Quectel Wireless Solutions Co., Ltd. Building 5, Shanghai Business Park Phase III (Area B), No.1016 Tianlin Road, Minhang District, Shanghai...
  • Page 3 Except as otherwise set forth herein, nothing in this document shall be construed as conferring any rights to use any trademark, trade name or name, abbreviation, or counterfeit product thereof owned by Quectel or any third party in advertising, publicity, or other aspects.

  • Page 4: Safety Information

    The following safety precautions must be observed during all phases of operation, such as usage, service, or repair of any cellular or mobile terminal incorporating L89 R2.0 module. Manufacturers of the terminal should distribute the following safety precautions to users and operating personnel, and incorporate them into all manuals supplied with the product.

  • Page 5: About The Document

    GNSS Module Series About the document Document Information Title L89 R2.0 EVB User Guide Subtitle GNSS Module Series Document Type EVB User Guide Document Status Released Revision History Version Date Description 2021-04-15 Creation of the document 2021-09-29 First official release L89_R2.0_EVB_User_Guide...

  • Page 6: Table Of Contents

    GNSS Module Series Contents Safety Information ............................3 About the document ..........................4 Contents ..............................5 Table Index ..............................6 Figure Index ..............................7 Introduction ............................8 General Overview ..........................9 2.1. EVB Kit Accessories ........................9 2.2. Connecting Cables and Antenna to EVB ................. 10 EVB Interfaces ...........................
  • Page 7 GNSS Module Series Table Index Table 1: List of Accessories ........................10 Table 2: Detailed EVB Interfaces ....................... 13 Table 3: J401 Pin Assignment ........................14 Table 4: Detailed Description of J401 Pin ....................14 Table 5: QGNSS Interface Explanation...................... 18 Table 6: Related Documents ........................
  • Page 8 GNSS Module Series Figure Index Figure 1: EVB Kit Accessories ........................9 Figure 2: EVB and Accessories Assembly ....................10 Figure 3: EVB Top View ..........................12 Figure 4: USB Port ............................. 15 Figure 5: COM Port Setting Interface of QCOM ..................15 Figure 6: NMEA Sentences Output –...

  • Page 9: Introduction

    GNSS Module Series Introduction This document provides infomation on the steps needed to evaluate the Quectel L89 R2.0 module using the Evaluation Board (EVB). The EVB is a reference tool that allows you to become familiar with the L89 R2.0 module.

  • Page 10: General Overview

    The EVB kit includes: Evaluation Board (EVB), active GNSS antenna, Micro-USB cable, bolts and coupling nuts. Download the software tools (QCOM, QGNSS and QGPSFlashTool) from our website Download Zone or contact Quectel Technical Supports. The EVB kit accessories are shown in the figure below. For more information, see Table 1.

  • Page 11: Connecting Cables And Antenna To Evb

    Size: 80 mm × 100 mm USB Cable Micro-USB cable L89 R2.0 active GNSS antenna GNSS Antenna Request the antenna datasheet from Quectel Technical Supports. The document provides instructions on how to connect the Instruction Sheet EVB and its accessories, detailed information on EVB accessories, etc.
  • Page 12 GNSS Module Series NOTE Place the active GNSS antenna where it can detect the satellites with a clear view of the sky. L89_R2.0_EVB_User_Guide 11 / 25...

  • Page 13: Evb Interfaces

    D303 D306 1PPS indication LED GEOFENCE indication LED J403 D304 Antenna connector TXD indication LED J401 Test points U404 L89 R2.0 module S301 S101 RESET_N button Power switch S302 WAKEUP button J103 Micro-USB connector Figure 3: EVB Top View L89_R2.0_EVB_User_Guide...

  • Page 14: Evb Interfaces

    AADET_N Indication LED Extinct: Internal antenna is being used. S101 Powers the EVB on/off. Power Switch Switch and Button S301 Press the button for a short time to reset the RESET_N Button L89 R2.0 module. L89_R2.0_EVB_User_Guide 13 / 25...
  • Page 15 GNSS Module Series press the button for a short time and then S302 release to wake up the module from Backup WAKEUP Button mode. J401 Pins are detailed in Table 3 below. Test Points Test Points Test point distribution is shown below: Table 3: J401 Pin Assignment 1PPS RESET_N...

  • Page 16: Communicating Via Qcom Tool

    Step 4: View the USB port number in the Device Manager. Figure 4: USB Port Step 5: Install the QCOM tool provided by Quectel. The COM Port Setting interface of QCOM is shown in the figure below. Figure 5: COM Port Setting Interface of QCOM Step 6: Select the correct “COM...
  • Page 17 GNSS Module Series Figure 6: NMEA Sentences Output – Displayed on QCOM Tool Interface L89_R2.0_EVB_User_Guide 16 / 25...

  • Page 18: Testing Via Qgnss Tool

    GNSS Module Series Testing via QGNSS Tool This chapter explains how to use the QGNSS tool for verifying the status of L89 R2.0 module. For more information about QGNSS tool use, see document [2]. 5.1. COM Port and Baud Rate Setting Step 1: Assemble the EVB accessories.

  • Page 19: Interface Explanation

    GNSS Module Series Step 4: Click the “Connect or disconnect” button. The interface shown in the figure below appears once the module is connected. Figure 8: QGNSS Interface (Connected) 5.1.1. Interface Explanation You can view GNSS information, such as CNR message, time, position, speed, and precision in the QGNSS interface.
  • Page 20 GNSS Module Series GPS satellite BeiDou satellite GLONASS satellite Galileo satellite QZSS satellite NavIC satellite ⚫ PRN 30 CNR is 39 dB/Hz. ⚫ Column in bright red means that the navigation data of the satellite are in use. PRN 1 CNR is 21 dB/Hz. ⚫...

  • Page 21: Firmware Upgrade Via Qgpsflashtool

    GNSS Module Series Firmware Upgrade via QGPSFlashTool Quectel L89 R2.0 module upgrades firmware via the UART interface using QGPSFlashTool. For more information about QGPSFlashTool tool use, see document [4]. Before you start the upgrade process: First: Connect the EVB to a PC with a Micro-USB cable.
  • Page 22 GNSS Module Series – Figure 10: Firmware Upgrading Step 2 Step 3: Double-click the “cfg file” field to the select cfg file, e.g., “ flash_download.cfg ”, as shown the figure below. Figure 11: Firmware Upgrading – Step 3 Step 4: Select the “Serial Port” and “Baudrate” of the used COM Port. If the power switch (S101) is in the ON position, after clicking “Start”...
  • Page 23 GNSS Module Series Figure 12: Firmware Upgrading – Step 4 Step 5: When the firmware upgrade is successful, the QGPSFlashTool green progress bar on the screen will indicate 100%, as shown in the figure below. Figure 13: Successful Firmware Upgrading L89_R2.0_EVB_User_Guide 22 / 25...

  • Page 24: Appendix References

    GNSS Module Series Appendix References Table 6: Related Documents Document Name Quectel_QCOM_User_Guide Quectel_QGNSS_User_Guide Quectel_L89_R2.0_Hardware_Design Quectel_QGPSFlashTool_User_Guide Table 7: Terms and Abbreviations Abbreviation Description 2 Dimension 3 Dimension BeiDou BeiDou Navigation Satellite System Circular Error Probable Carrier-to-Noise Ratio COM Port Communication Port Direct Current Digital Input Digital Output...
  • Page 25 GNSS Module Series Galileo Galileo Satellite Navigation System (EU) GLONASS Global Navigation Satellite System (Russia) Ground GNSS Global Navigation Satellite System Global Positioning System Inter-Integrated Circuit Input/Output IRNSS Indian Regional Navigation Satellite System Light Emitting Diode Low-Noise Amplifier Mobile Switching Center NavIC Indian Regional Navigation Satellite System NMEA...
  • Page 26 GNSS Module Series Serial Data Line Standard Positioning Service TTFF Time to First Fix Transmit Data (Pin) UART Universal Asynchronous Receiver/Transmitter Universal Serial Bus Coordinated Universal Time L89_R2.0_EVB_User_Guide 25 / 25...

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