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                                                                                                GNSS  Module  Series 

LC98S_EVB_User_Guide                                                                                                                            7  / 27 

 
 

 

Figure Index 

Figure 1: EVB and Components ................................................................................................................ 9

 

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

 

Figure 3: EVB Top View ............................................................................................................................ 11

 

Figure 4: USB Port .................................................................................................................................. 14

 

Figure 5: COM Port Setting Interface of QCOM ...................................................................................... 14

 

Figure 6: NMEA Sentences Output – Displayed on QCOM Tool Interface .............................................. 15

 

Figure 7: COM Port and Baud Rate Setting ............................................................................................ 16

 

Figure 8: QGNSS Interface (Connected) ................................................................................................. 17

 

Figure 9: Firmware Download – Step 1 ................................................................................................... 20

 

Figure 10: Firmware Download – Step 2 ................................................................................................. 21

 

Figure 11: Firmware Download – Step 3 ................................................................................................. 21

 

Figure 12: Successful Firmware Download – Step 4 ............................................................................... 22

 

Figure 13: Firmware Upgrade – Step 1 ................................................................................................... 22

 

Figure 14: Firmware Upgrade – Step 2 ................................................................................................... 23

 

Figure 15: Firmware Upgrade – Step 3 ................................................................................................... 23

 

Figure 16: Successful Firmware Upgrade – Step 4 ................................................................................. 24

 

 

Summary of Contents for LC98S

Page 1: ...LC98S EVB User Guide GNSS Module Series Version 1 0 Date 2022 06 13 Status Released...

Page 2: ...loy commercially reasonable efforts to provide the best possible experience you hereby acknowledge and agree that this document and related services hereunder are provided to you on an as available ba...

Page 3: ...plement module functionality certain device data are uploaded to Quectel s or third party s servers including carriers chipset suppliers or customer designated servers Quectel strictly abiding by the...

Page 4: ...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 f...

Page 5: ...Document Revision History Document Information Title LC98S EVB User Guide Subtitle GNSS Module Series Document Type EVB User Guide Document Status Released Version Date Description 2022 03 03 Creation...

Page 6: ...Antenna to EVB 10 3 EVB User Interfaces 11 3 1 EVB Top View 11 3 2 EVB Interfaces 11 4 Communication via QCOM Tool 14 4 1 Communication via the Micro USB Interface 14 5 Test via QGNSS Tool 16 5 1 QGNS...

Page 7: ...Index Table 1 List of Kit Components 9 Table 2 Detailed EVB Interfaces 12 Table 3 J104 Pin Assignment 12 Table 4 J104 Pin Detailed Description 13 Table 5 QGNSS Interface Explanation 17 Table 6 Relate...

Page 8: ...Output Displayed on QCOM Tool Interface 15 Figure 7 COM Port and Baud Rate Setting 16 Figure 8 QGNSS Interface Connected 17 Figure 9 Firmware Download Step 1 20 Figure 10 Firmware Download Step 2 21 F...

Page 9: ...l sections Chapter 2 provides the general overview of EVB Kit Chapter 3 describes the EVB user interfaces Chapter 4 describes how to communicate with the module via QCOM tool Chapter 5 describes how t...

Page 10: ...ad the software tools QCOM QGNSS GNSSFlashTool from our website Download Zone or request them from Quectel Technical Support The EVB Kit contents are shown in the figure below Check Table 1 for detail...

Page 11: ...nents Assembly Make sure that the Active GNSS Antenna is placed with a clear line of sight to the sky USB Cable Micro USB Cable 1 USB Flash Drive 8 GB USB Flash Drive including the module related docu...

Page 12: ...n the figure below J402 BOOT button EVB version S201 Power switch J103 Active antenna connector U102 LC98S module J303 Micro USB connector S403 RESET button J104 Test points D402 TXD and Module Power...

Page 13: ...ve antenna connector The antenna in the kit supports GPS L1 C A GLONASS L1 Galileo E1 BDS B1I QZSS L1 C A SBAS L1 Signal Indication D402 Indication LEDs TXD Red LED Flashing Data are output from UART...

Page 14: ...e 4 J104 Pin Detailed Description Pin Name I O Description RXD DI Receives data TXD DO Transmits data SCL NC SDA NC GND Ground BOOT DI Forces the module to enter Boot download mode 1PPS DO One pulse p...

Page 15: ...icro USB cable via the Micro USB interface Step 2 Flip the Power switch S201 to ON position to power on the EVB Step 3 Run the provided driver installer to install the USB driver Step 4 View the USB p...

Page 16: ...ect Baudrate Step 8 Click Open Port to establish communication with the EVB The NMEA sentences output by the module will be displayed in the receiving bar of the QCOM tool as shown in the figure below...

Page 17: ...chnical Support 5 1 QGNSS Setting Step 1 Assemble the EVB components Step 2 Flip the Power switch S201 to ON position to power on the EVB Step 3 Start the QGNSS and click Setting and Serial Port Confi...

Page 18: ...GNSS interface See the following table to find out more about these parameters Table 5 QGNSS Interface Explanation Icon Explanation This sky view interface shows the position of the satellites in use...

Page 19: ...the navigation data of the satellites are in use PRN 1 C N0 is 21 dB Hz Column in light red means that the navigation data of the satellites are not in use Longitude unit degree Latitude unit degree A...

Page 20: ...GNSS Module Series LC98S_EVB_User_Guide 19 27 Total Times Fixed Points RTK Float RTK Fixed...

Page 21: ...u start the firmware download process First Connect the EVB to a PC with a Micro USB cable Second Flip the Power switch S201 to OFF position before powering on the EVB Firmware download steps in Boot...

Page 22: ...k Start button Press and hod the BOOT button before flipping the power switch S201 to ON position and the release the BOOT button to enter Boot Download mode Figure 11 Firmware Download Step 3 Step 4...

Page 23: ...cable Second Flip the Power switch S201 to OFF position to power on the EVB Firmware upgrade steps in Normal operating mode Step 1 Open GNSSFlashTool and select L89L26LC98S_Upgrade for LC98S module in...

Page 24: ...Step 3 Select the Port and Baud Rate Click Start button and then flip the power switch S201 to ON position Figure 15 Firmware Upgrade Step 3 Step 4 Upon successful firmware upgrade the GNSSFlashTool g...

Page 25: ...GNSS Module Series LC98S_EVB_User_Guide 24 27 Figure 16 Successful Firmware Upgrade Step 4 Make sure the module is in Continuous mode before downloading firmware in Normal operating mode NOTE...

Page 26: ...e Abbreviation Description 2D 2 Dimension 3D 3 Dimension BDS BeiDou Navigation Satellite System CEP Circular Error Probable COM Port Communication Port DC Direct Current DI Digital Input DO Digital Ou...

Page 27: ...B Micro Universal Serial Bus NAVIC Indian Regional Navigation Satellite System NMEA NMEA National Marine Electronics Association 0183 Interface Standard PC Personal Computer PCB Printed Circuit Board...

Page 28: ...GNSS Module Series LC98S_EVB_User_Guide 27 27 TTFF Time to First Fix TXD Transmit Data Pin UART Universal Asynchronous Receiver Transmitter USB Universal Serial Bus UTC Coordinated Universal Time...

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