Quectel GNSS Series User Manual
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Summary of Contents for Quectel GNSS Series
- Page 1 LG69T (AA) EVB User Guide GNSS Module Series Rev. LG69T(AA)_EVB_User_Guide_V1.0 Date: 2020-04-23 Status: Preliminary www.quectel.com...
- Page 2 QUECTEL OFFERS THE INFORMATION AS A SERVICE TO ITS CUSTOMERS. THE INFORMATION PROVIDED IS BASED UPON CUSTOMERS’ REQUIREMENTS. QUECTEL MAKES EVERY EFFORT TO ENSURE THE QUALITY OF THE INFORMATION IT MAKES AVAILABLE. QUECTEL DOES NOT MAKE ANY WARRANTY AS TO THE INFORMATION CONTAINED HEREIN, AND DOES NOT ACCEPT ANY LIABILITY FOR ANY INJURY, LOSS OR DAMAGE OF ANY KIND INCURRED BY USE OF OR RELIANCE UPON THE INFORMATION.
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Page 3: About The Document
GNSS Module Series LG69T (AA) EVB User Guide About the Document Revision History Version Date Author Description 2020-04-23 Gobber HU Initial LG69T (AA)_EVB_User_Guide 2 / 17... -
Page 4: Table Of Contents
GNSS Module Series LG69T (AA) EVB User Guide Contents About the Document ........................... 2 Contents ............................... 3 Table Index ..............................4 Figure Index ..............................5 Introduction ............................6 1.1. Safety Information ........................6 General Overview ..........................7 2.1. EVB Top View ..........................7 Interface Applications ......................... - Page 5 GNSS Module Series LG69T (AA) EVB User Guide Table Index Table 1: Interfaces of LG69T (AA) EVB ....................... 7 Table 2: Switches and Buttons ........................11 Table 3: Operation Status Indication LEDs ....................11 Table 4: Pin Definition of J303 Test Points ....................12 Table 5: Pin Definition of J302 Test Points ....................
- Page 6 GNSS Module Series LG69T (AA) EVB User Guide Figure Index Figure 1: Top View of LG69T (AA) EVB ....................... 7 Figure 2: Micro-USB to UART Interface ....................... 9 Figure 3: GNSS Antenna Interface ......................10 Figure 4: Switches and Buttons ......................... 10 Figure 5: Operation Status Indication LEDs ....................11 Figure 6: Test Points (J303) ........................
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Page 7: Introduction
The following safety precautions must be observed during all phases of operation, such as usage, service or repair of any terminal incorporating Quectel GNSS module. Manufacturers of the terminal should notify users and operating personnel of the following safety information by incorporating these guidelines into all manuals of the product. -
Page 8: General Overview
GNSS Module Series LG69T (AA) EVB User Guide General Overview 2.1. EVB Top View The following figure illustrates the top view of the EVB. Figure 1: Top View of LG69T (AA) EVB Table 1: Interfaces of LG69T (AA) EVB Part No. Description D301, D302 Indication LEDs... - Page 9 GNSS Module Series LG69T (AA) EVB User Guide J301 LG69T (AA) USB interface S301 LG69T (AA) wakeup button S202 Boot button S201 LG69T (AA) reset button J303, J701, J302 Test points J401 LG69T (AA) antenna interface U301 LG69T (AA) module LG69T (AA)_EVB_User_Guide 8 / 17...
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Page 10: Interface Applications
GNSS Module Series LG69T (AA) EVB User Guide Interface Applications 3.1. Micro-USB to UART Interface (J201) Micro-USB to UART interface can supply power to the EVB, and also supports data transmission. Micro-USB to UART Interface Figure 2: Micro-USB to UART Interface 3.2. -
Page 11: Buttons
GNSS Module Series LG69T (AA) EVB User Guide GNSS Antenna Interface Figure 3: GNSS Antenna Interface 3.3. Buttons The following figure illustrates the switches and buttons of the EVB. S101 S201 S202 S301 Figure 4: Switches and Buttons LG69T (AA)_EVB_User_Guide 10 / 17... -
Page 12: Operation Status Indication Leds
GNSS Module Series LG69T (AA) EVB User Guide Table 2: Switches and Buttons Part No. Name Description S101 ON/OFF Power on/off switch S301 WAKE_UP Wake up LG69T (AA) module Pressing the BOOT button when LG69T (AA) module is turned S202 BOOT_GNSS on, the module will enter bootloader download mode. -
Page 13: Test Points
GNSS Module Series LG69T (AA) EVB User Guide RESERVED Flash: 1PPS 1PPS signal indicator. The frequency is 1Hz (configurable). Flash: the module is turned on successfully, and UART is outputting data. Extinct: failed to turn on the module. 3.5. Test Points The following figure illustrates the test points of the EVB. - Page 14 GNSS Module Series LG69T (AA) EVB User Guide GEOFENCE Geofence status Not connected Ground Not connected Not connected 9 10 Figure 7: Test Points (J302) Table 5: Pin Definition of J302 Test Points Pin No. Signal Description SPI_MOSI SPI master out salve in SPI_SCK SPI clock TXD1...
- Page 15 GNSS Module Series LG69T (AA) EVB User Guide 1PPS One pulse per second SPI_CS SPI chip select SPI_MISO SPI master in salve out Not connected Not connected Ground LG69T (AA)_EVB_User_Guide 14 / 17...
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Page 16: Evb Operation Procedures
PC Device Manager, as shown below. Figure 8: USB Port Step 3: Install and then use the QCOM tool provided by Quectel to realize the communication between LG69T (AA) module and the PC. The following figure shows the COM Port Setting interface of QCOM: select the correct “COM Port”... -
Page 17: Firmware Upgrade
GNSS Module Series LG69T (AA) EVB User Guide 4.2. Firmware Upgrade LG69T (AA) module supports firmware upgrade through Micro-USB to UART interface. Step 1: Connect the EVB to a PC through a USB cable. Step 2: Long press BOOT button (S202), and switch S101 to ON state to power on the EVB before releasing S202. -
Page 18: Appendix A Reference
Document name Remark Quectel_LG69T_Hardware_Design LG69T Hardware Design Quectel_LG69T(AA)_GNSS_Protocol_Specification LG69T (AA) GNSS Protocol Specification Quectel_LG69T(AA)_Reference_Design LG69T (AA) Reference Design Quectel_QCOM_User_Guide Quectel QCOM User Guide Table 7: Terms and Abbreviations Abbreviation Description Digital Input Digital Output Evaluation Board GNSS Global Navigation Satellite System...
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