Quectel LTE QLog Linux&Android User Guide V1.0
Quectel_LTE_QLog_Linux%26Android_User_Guide_V1.0
Quectel_LTE_QLog_Linux%26Android_User_Guide_V1.0
Quectel_LTE_QLog_Linux%26Android_User_Guide_V1.0
Quectel_LTE_QLog_Linux%26Android_User_Guide_V1.0
Quectel_LTE_QLog_Linux%26Android_User_Guide_V1.0
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LTE QLog Linux&Android
User Guide
LTE Module Series
Rev. LTE_QLog_Linux&Android_User_Guide_V1.0
Date: 2015-06-02
www.quectel.com
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About the Document
History
Revision
Date
Author
Description
1.0
2015-06-02
Arno WANG
Initial
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Contents
About the Document ................................................................................................................................... 2
Contents ....................................................................................................................................................... 3
Figure Index ................................................................................................................................................. 4
1 Introduction .......................................................................................................................................... 5
2 Tool Package ........................................................................................................................................ 6
3 Introduction on Port ............................................................................................................................ 7
4 Parameters of Log Tool ....................................................................................................................... 8
5 How to Use the Tool ............................................................................................................................ 9
5.1. Operation Procedure ................................................................................................................. 9
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Figure Index
FIGURE 1: START THE PROGRAM ................................................................................................................... 9
FIGURE 2: END THE PROGRAM ..................................................................................................................... 10
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1 Introduction
This document mainly introduces how to use the “QLog_L1_Linux” tool to catch log data from the module
in Linux and Android systems.
This module is applicable to Quectel LTE series modules.
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2 Tool Package
The log tool package includes an executable file and a configuration file.
The files in tool package are shown as below:
- QLog_L1_Linux
- diag_start.dat
The “QLog_L1_Linux” is the executable file of Quectel log tool. The “diag_start.dat” is a parameter
configuration file.
You must get the permission to run this program before operating Quectel log tool.
NOTE
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3 Introduction on Port
Before using log tool, you have to ensure that USB driver of the module has been installed successfully in
your system. After the module has been connected to the system, the system will list the corresponding
ports. The tool catches log data from the DM port. The ports and the descriptors of devices corresponding
to the system are listed as below:
- ttyUSB0------DM port
- ttyUSB1------NEMA port
- ttyUSB2------AT port
- ttyUSB3------Modem port
- ttyUSB4------Wireless Ethernet Adapter port
The descriptors of device files listed above are under the assumption that HOST is not connected to other
USB virtual port devices. i.e., HOST is only connected to Quectel module.
You can input the following command under the terminal descriptor to query whether the device file exists.
ls–al /dev/ttyUSB*
NOTE
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4 Parameters of Log Tool
Log program can specify the operating parameters in the command line, the detailed parameters are
illustrated as below.
Table 1: Description of Command Parameters
Number
Parameter
Optional/Non-optional
Description
1
-p <port>
Optional
Specify the port, the default port is ttyUSB0,
<port> can be specified as ttyUSB*, refer to Diag
port (this module is the DM port)
2
-b
<baudrat>
Optional
Specify the baudrate, default is 115200, can be
set as 4800, 9600, 19200, 38400, 57600, 115200,
230400, 460800, 921600
3
-m <size>
Optional
Specify the max size to save a single file
Unit: MB, default is 20MB
4
-c <cache>
Optional
Specify the size of the buffer, unit: KB, default is
64KB, can be set between 0-1024
5
-s <path>
Optional
Specify the path to save the log data file, default is
“qxdmlog” created under the current directory
6
-f
<filename>
Optional
Specify the name of the filter configuration file,
default is “diag_start.dat”
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5 How to Use the Tool
This chapter main introduces the procedure of using Quectel log tool.
Quectel log tool can catch log data from the module in real time and save it into any directory of HOST
(the program will create “qxdmlog” under the current directory by default to save the log). The log data can
be used to analyze the abnormality of the module.
5.1. Operation Procedure
Put the program and configuration file into a directory of the HOST. For example, the current directory is
“workspace”, you should switch to the “workspace”, and then operate log tool.
cd workspace //Enter into the directory of the program
./QLog_L1_Linux //Operate log tool (You need to get the permission)
The following figure shows how to start the program:
Figure 1: Start the Program
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If you want to end the program, please input the command below:
stoplog //End the program
Figure 2: End the Program
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