Quectel GNSS Module Series Manuel utilisateur

LG69T (AA,AD)

EVB User Guide

GNSS Module Series

Version: 1.0.0

Date: 2021-09-16

Status: Preliminary

GNSS Module Series

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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 LG69T(AP) 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. Otherwise, Quectel assumes no liability for customers’ failure

to comply with these precautions.

Ensure that the product may be used in the country and the required environment,

as well as that it conforms to the local safety and environmental regulations.

Keep away from explosive and flammable materials. The use of electronic products

in extreme power supply conditions and locations with potentially explosive

atmospheres may cause fire and explosion accidents.

The product must be powered by a stable voltage source, while the wiring must

conform to security precautions and fire prevention regulations.

Proper ESD handling procedures must be followed throughout the mounting,

handling and operation of any devices and equipment that incorporate the module

to avoid ESD damages.

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About the Document

Revision History

Document Information

Title

LG69T (AA,AD) EVB User Guide

Subtitle

GNSS Module Series

Document Type

EVB User Guide

Document Status

Preliminary

Version

Date

Description

2020-04-23

Creation of the document

1.0.0

2021-09-16

Preliminary

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Contents

Safety Information...................................................................................................................................... 3

About the Document.................................................................................................................................. 4

Contents...................................................................................................................................................... 5

Table Index.................................................................................................................................................. 6

Figure Index................................................................................................................................................ 7

1Introduction......................................................................................................................................... 8

2General Overview................................................................................................................................ 9

2.1. EVB Kit Accessories .................................................................................................................. 9

2.2. Connecting Cables and Antenna to EVB................................................................................. 10

3Board User Interfaces....................................................................................................................... 11

3.1. EVB Side View ..........................................................................................................................11

3.2. Board User Interfaces ...............................................................................................................11

4DR Application .................................................................................................................................. 15

4.1. Installation Diagram ................................................................................................................. 15

4.2. Calibration Procedure .............................................................................................................. 16

4.2.1. Determination Process of EVB Installation Angle......................................................... 17

4.2.2. Main Calibration Procedure .......................................................................................... 17

4.3. Calibration Result Monitoring................................................................................................... 18

5Using QGNSS Tool to Test............................................................................................................... 19

5.1. COM Port and Baud Rate Setting............................................................................................ 19

5.1.1. Interface Explained ....................................................................................................... 21

6Firmware Download.......................................................................................................................... 23

6.1. Firmware Download ................................................................................................................. 23

6.2. Firmware Upgrade ................................................................................................................... 25

7Appendix A Reference...................................................................................................................... 28

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Table Index

Table 1: List of Accessories..........................................................................................................................9

Table 2: Detailed EVB Interfaces ...............................................................................................................12

Table 3: J501 Pin Detailed Description ...................................................................................................... 13

Table 4: J302 Pin Detailed Description ...................................................................................................... 14

Table 5: QGNSS Interface Explained......................................................................................................... 21

Table 6: Related Document........................................................................................................................ 28

Table 7: Terms and Abbreviations ..............................................................................................................28

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Figure Index

Figure 1: EVB Kit Accessories .....................................................................................................................9

Figure 2: EVB and Accessories Assembly.................................................................................................10

Figure 3: EVB Side View.............................................................................................................................11

Figure 4: IMU Axis Direction....................................................................................................................... 15

Figure 5: QGNSS Setting...........................................................................................................................16

Figure 6: LG69T (AA) Calibration Status ...................................................................................................18

Figure 7: QGNSS Setting...........................................................................................................................19

Figure 8: USB Ports ...................................................................................................................................19

Figure 9: QGNSS Setting...........................................................................................................................20

Figure 10: QGNSS Interface (Connected) – LG69T (AA) .........................................................................20

Figure 11: Firmware Download –Step 1 ...................................................................................................23

Figure 12: Firmware Download – Step 2 ...................................................................................................24

Figure 13: Firmware Download – Step 3 ...................................................................................................24

Figure 14: Firmware Download – Step 4 ...................................................................................................24

Figure 15: Successful Firmware Download – Step 5.................................................................................25

Figure 16: Firmware Upgrade –Step 1......................................................................................................25

Figure 17: Firmware Upgrade – Step 2......................................................................................................26

Figure 18: Firmware Upgrade – Step 3......................................................................................................26

Figure 19: Firmware Upgrade – Step 4......................................................................................................26

Figure 20: Successful Firmware Upgrade – Step 5...................................................................................27

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1Introduction

This document provides info on the steps needed to evaluate the Quectel LG69T (AA) and LG69T (AD)

modules using the Evaluation Board (EVB). The EVB is a reference tool that allows you to become familiar

with the LG69T (AA) and LG69T (AD) modules.

Specifically, the document is divided into several sections:

⚫Chapter 2 provides the general overview of EVB Kit accessories;

⚫Chapter 3 describes the EVB user interfaces;

⚫Chapter 4 describes how to test the module by using the QGNSS tool;

⚫Chapter 5 describes how to upgrade firmware of the module by using the GNSSFlashTool;

⚫Chapter 6 is an appendix, which summarizes the relevant documents, terms and abbreviations

appearing herein.

⚫

If you need EVB schematic and PCB layout design files for reference, request them from Quectel Technical

Supports (support@quectel.com).

NOTE

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2General Overview

2.1. EVB Kit Accessories

The EVB Kit includes: Evaluation Board (EVB), Active GNSS Antenna, Micro-USB Cable, Bolts and

Coupling Nuts. You can download the software tools (QCOM, QGNSS, GNSSFlashTool) from our website

Download Zone or request them from Quectel Technical Supports.

The EVB Kit accessories are shown in the figure below, and check Table 1 for details.

Active GNSS antenna

EVB

Micro-USB cable

Bolts and

coupling nuts

Figure 1: EVB Kit Accessories

Table 1: List of Accessories

Items

Description

Quantity

EVB

Evaluation board

Size: 100 mm × 175 mm

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