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Quectel LC29D User Manual

Quectel LC29D User Manual

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LC29D
EVB(0) User Guide
GNSS Module Series
Version: 1.0
Date: 2021-07-06
Status: Released

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Summary of Contents for Quectel LC29D

  • Page 1 LC29D EVB(0) User Guide GNSS Module Series Version: 1.0 Date: 2021-07-06 Status: Released...
  • Page 2 To the maximum extent permitted by law, Quectel excludes all liability for any loss or damage suffered in connection with the use of the functions and features under development, regardless of whether such loss or damage may have been foreseeable.
  • Page 3 GNSS Module Series Copyright The information contained here is proprietary technical information of Quectel. Transmitting, reproducing, disseminating and editing this document as well as using the content without permission is forbidden. Offenders will be held liable for payment of damages. All rights are reserved in the event of a patent grant or registration of a utility model or design.

  • Page 4: Safety Information

    The following safety precautions must be observed during all phases of operation, such as usage, service or repair of any terminal incorporating Quectel LC29D module. Manufacturers of the terminal should send the following safety information to users and operating personnel, and incorporate these guidelines into all manuals supplied with the product.

  • Page 5: About The Document

    GNSS Module Series About the Document Document Information Title LC29D EVB(0) User Guide Subtitle GNSS Module Series Document Type EVB User Guide Document Status Released Revision History Version Date Description 2021-03-29 Creation of the document 2021-07-06 First official release LC29D_EVB(0)_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 EVK Kit Accessories ........................9 2.1. Connecting Cables and Antenna to EVB ................. 10 2.2.
  • Page 7 GNSS Module Series Table Index Table 1: List of Accessories ........................10 Table 2: Detailed EVB Interfaces ....................... 12 Table 3: J302 Pin Detailed Description ...................... 14 Table 4: J501 Pin Detailed Description ...................... 15 Table 5: Explanation of QGNSS Interface ....................19 Table 6: NTRIP Client Parameter .......................
  • Page 8 GNSS Module Series Figure Index Figure 1: EVK Kit Accessories ........................9 Figure 2: EVB and Accessories Assembly ....................10 Figure 3: EVB Top View ..........................11 Figure 4: USB Ports ........................... 16 Figure 5: COM Port Setting Interface of QCOM ..................16 Figure 6: QCOM Receiving Bar Interface (Connected) ................

  • Page 9: Introduction

    Introduction This document provides information on how to develop and test the Quectel LC29D module using the Evaluation Board (EVB). The EVB is a convenient tool that allows you to become familiar with the LC29D module. Specifically, the document is divided into several sections: ⚫...

  • Page 10: General Overview

    General Overview 2.1. EVK Kit Accessories The EVK Kit includes EVB, LC29D Active GNSS Antenna, EG25-G Antenna, Type-B USB Cables, and Bolts and Coupling Nuts. You can request the software tools from our website: www.quectel.com. The EVK Kit accessories are shown in the figure below. Check Table 1 for details.

  • Page 11: Connecting Cables And Antenna To Evb

    Item Description Quantity Evaluation Board Size: 100 mm × 175 mm USB Cable Type-B USB Cables LC29D Active GNSS Antenna Request the Antenna Datasheet from our website: www.quectel.com. GNSS Antenna EG25-G Antenna Request the Antenna Datasheet from our website: www.quectel.com.

  • Page 12: Board User Interfaces

    LC29D_BOOT button EG25_RESET button J202 J501 SD card connector ODO connector J403 J301 EG25_ANT connector LC29D_ANT connector U401 U301 EG25-G module LC29D module J302 Test points J101 EG25_USB D301 1PPS and TXD indication LEDs J201 D104 USB to UART D302 Power...

  • Page 13: Board User Interfaces

    USB to UART J101 Account configuration for RTK function EG25_USB Enhanced COM Port: Be used for LC29D module NMEA output, command input, and firmware download. Switch S203 to the DL side when a firmware download or testing of RTK via PC is needed.
  • Page 14 Flicker quickly (125 ms High/125 ms LOW): (Green LED) Data transfer is ongoing. Always high: Voice calling S101 Power the EVB on/off POWER_SWITCH S201 Short press the button to reset the LC29D RESET_N module. S401 Short press the button to reset the EG25-G EG25_RESET module. LC29D...
  • Page 15 GNSS Module Series The data received by the SD card and J202 Standard COM Port are the same. SD Card Connector J302 Pins are detailed in Table 3 below. Test Points Test Points J501 Pins are detailed in Table 4 below. ODO Connector Test points distribution is shown below: J302 pin assignment:...
  • Page 16 GNSS Module Series Table 4: J501 Pin Detailed Description Pin Name Description Odometer wheel-tick input WHEELTICK Forward/Backward signal input Ground LC29D_EVB(0)_User_Guide 15 / 42...

  • Page 17: Using Qcom Tool To Communicate

    Step 4: View the USB port numbers in the Device Manager, as shown in Figure 4 below. Figure 4: USB Ports Step 5: Install the QCOM tool provided by Quectel. The COM Port Setting interface of QCOM is shown in Figure 5 below.
  • Page 18 GNSS Module Series Step 7: Set the correct “Baudrate” (default value: 115200 bps). Step 8: Click “Open Port” as shown in Figure 5 above, then the communication with EVB is successful. At this time, the NMEA message output by the module is displayed in the receiving bar of the QCOM tool, as shown in the figure below.

  • Page 19: Using Qgnss Tool To Test

    Step 2: Flip the power switch (S101) to the ON position to power on the EVB. Step 3: Start the QGNSS and click “Setting” and “Serial Port Configuration” (the LC29D module supports 115200 bps by default), as shown in the figure below.

  • Page 20: Interface Explanation

    GNSS Module Series Step 4: Click the “Connect or disconnect” button. After connecting the module, the interface appears as shown in the figure below. 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 21 GNSS Module Series ⚫ stands for a GPS satellite, for a BeiDou satellite, for a GLONASS satellite, for a Galileo satellite, and for a QZSS satellite. ⚫ Pseudorandom noise (PRN) 30 carrier-to-noise ratio (CNR) is 39 dB/Hz. ⚫ Column in bright red means that the navigation data of the satellite is in use.

  • Page 22: Automatic Ttff Testing

    GNSS Module Series 5.2. Automatic TTFF Testing The QGNSS tool allows users to measure Time to First Fix (TTFF) under the following testing conditions: ⚫ Full cold start, ⚫ Cold start, ⚫ Warm start, or ⚫ Hot start. QGNSS configuration steps for TTFF testing: Step 1: Click the “Tools”...
  • Page 23 GNSS Module Series Step 3: Select the number of tests from 1, 10, 20, 100, 1000, and User Defined. Click the “Run” button to start the test. Click the “Stop” button to stop the test. Click the “Clear + Stop” button to clear the data and stop the test.
  • Page 24 GNSS Module Series Step 5: Click on the “Run” button to start the test. OR Click on the “Stop” button to stop the test. Figure 13: Run or Stop Test Step 6: View the test results displayed visually in charts as shown in the figure below. The test results are stored in the directory where the tool is installed.

  • Page 25: Dr Application

    This chapter mainly introduces the account configuration of the LC29D Dead Reckoning (DR). A valid module calibration is essential for utilizing the DR capabilities of LC29D. Mount the module tightly on the vehicle during use. No movement or shaking should occur to ensure the performance of the module.

  • Page 26: Rtk Application

    Connecting to Base Station 7.1. This section shows how the LC29D module is used as a rover using correction information provided over the Internet using NTRIP. This is usually provided by a host from base stations. The host runs an NTRIP client and streams RTCM corrections to the LC29D module through a UART.

  • Page 27: Get Rtcm Data Through Qgnss Tool

    GNSS Module Series 7.1.1. Get RTCM Data through QGNSS Tool 7.1.1.1. Hardware Link Connection The connection between EVB and PC is shown in the figure below. Place S203 in the DL position. For more information about how to connect to the EVB and its accessories, see Chapter 2.2. Type-B USB cable Figure 17: EVB and Accessories Assembly-1# 7.1.1.2.
  • Page 28 GNSS Module Series Step 5: Start the QGNSS and click “Setting” and “Serial Port Configuration”. Select “Enhanced COM Port (COM5)” for “Port” and “115200” (the LC29D module supports 115200 bps by default) for “Baud Rate”, as shown in the figure below.

  • Page 29: Rtk Account Configuration Method

    GNSS Module Series 7.1.1.3. RTK Account Configuration Method Step 1: Open the QGNSS tool. Following Figure 20 above, click the “NTRIP Client” button to enter the RTK account configuration interface. Step 2: Set RTK account configuration information in the “NTRIP Client” interface. Figure 21: Configure RTK Account-1# Step 3: After entering the corresponding configuration information, click “Connect”.

  • Page 30: Get Rtcm Data Through Eg25-G Module

    GNSS Module Series Table 6: NTRIP Client Parameter Content Description Address Server IP address Port Server port Username User name Password Password Source Mount point NTRIP mount point NTRIP mount point ⚫ NOTE When using the QGNSS tool to configure RTK, the PC side maintains a network connection. 7.1.2.

  • Page 31: Module Configuration Method

    Figure 24: USB Ports-2# Step 5: Start the QGNSS and click “Setting” and “Serial Port Configuration”. Select “Standard COM Port (COM4)” for “Port” and “115200” (the LC29D module supports 115200 bps by default) for “Baud Rate”, as shown in the figure below.
  • Page 32 GNSS Module Series Figure 25: QGNSS Setting-2# Step 6: Click the “Connect or disconnect” button. After connecting the module, the interface appears as shown in the figure below. The icon has a blue shadow. Figure 26: QGNSS Interface (Connected)-2# Step 7: Use the QGNSS tool to connect to the AT port (“COM10”) as shown in the figure below. The baud rate of the AT port is 115200 bps.

  • Page 33: Rtk Account Configuration

    GNSS Module Series Figure 27: QGNSS Setting-AT Port 7.1.2.3. RTK Account Configuration RTK account binding is realized by sending commands to the AT port of the EG25-G module. The RTK account only needs to be configured for the first time unless the account expires or the EG25-G module upgrades the firmware.

  • Page 34: Description Of Rtk Status

    0: close; 1: open, Standard COM Port can receive LC29D module AssistUart NMEA data. DataStore 0: close; 1: open, SD card can receive LC29D module NMEA data. ⚫ If no error occurs, the returned message will be: +QGNSSPARAM OK ⚫...
  • Page 35 GNSS Module Series 1 = GPS SPS Mode, fix valid 2 = Differential GPS, SPS Mode, or Satellite Based Augmentation System (SBAS), fix valid 3 = GPS PPS Mode, fix valid 4 = RTK. System used in RTK mode with fixed integers 5 = Float RTK.

  • Page 36: Firmware Download

    GNSS Module Series Firmware Download Quectel LC29D module upgrades firmware via UART interface. The module supports firmware download in both normal working mode and boot mode. Request the GNSSFlashTool from our website: www.quectel.com. 8.1. Firmware Upgrade in Normal Working Mode Before you start the firmware upgrade process: First: Connect the EVB to a PC with Type-B USB cables.
  • Page 37 GNSS Module Series Figure 30: Firmware Upgrade – Step 2 Step 3: For “Firmware select”, click “Open File”, e.g., “LC29DANR01A02SV01_2WDR_HYF_UPG.bin” as shown in the figure below. Figure 31: Firmware Upgrade – Step 3 Step 4: Confirm the “Port” as “COM5” (the Enhanced COM Port) and “Baud Rate” for successful download.

  • Page 38: Firmware Download In Boot Mode

    GNSS Module Series Figure 33: Successful Firmware Upgrade ⚫ NOTE Make sure the module is in continuous mode before downloading firmware in normal working mode. 8.2. Firmware Download in Boot Mode Before you start the firmware download process: First: Connect the EVB to a PC with Type-B USB cables. Second: Switch S203 to DL.
  • Page 39 GNSS Module Series Figure 34: Firmware Download – Step 1 Step 2: For the “Tool Options” menu, select “LC29D_Downoad” as shown in the figure below. Figure 35: Firmware Download – Step 2 Step 3: For “Firmware select”, click “Open File”, e.g., “LC29DANR01A02SV01_2WDR_HYF_BOO T.bin”...
  • Page 40 GNSS Module Series Figure 37: Firmware Download – Step 4 Step 5: When the firmware download is successful, the progress bar will indicate 100% and there will be a green rectangle on the screen. GNSSFlashTool appears as shown in the figure below. Figure 38: Successful Firmware Download LC29D_EVB(0)_User_Guide 39 / 42...

  • Page 41: Appendix A Reference

    GNSS Module Series Appendix A Reference Table 9: Related Documents Document Name Description [ 1 ] QCOM User Guide Quectel_QCOM_User_Guide LC29D GNSS DR&RTK(0) Application Quectel_LC29D_GNSS_DR&RTK(0)_Application_Note Note Quectel_QGNSS_User_Guide QGNSS User Guide Quectel_LC29D_GNSS_Protocol_Specification LC29D GNSS Protocol Specification Table 10: Terms and Abbreviations...
  • Page 42 GNSS Module Series Evaluation Board Galileo Galileo Satellite Navigation System (EU) Global Positioning System Fix Data GLONASS Global Navigation Satellite System (Russian) Ground GNSS Global Navigation Satellite System Global Positioning System Input/Output Inertial Measurement Unit IRNSS/NavIC Indian Regional Navigation Satellite System Light Emitting Diode Low-Noise Amplifier Mean Sea Level...
  • Page 43 GNSS Module Series Radio Technical Commission for Maritime Services RTCM Real-Time Kinematic SBAS Satellite-Based Augmentation System Standard Positioning Service Transmission Control Protocol TTFF Time to First Fix Transmit Data (Pin) Universal Asynchronous Receiver/Transmitter UART Universal Serial Bus Coordinated Universal Time LC29D_EVB(0)_User_Guide 42 / 42...

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