Communication Via Qcom Tool - Quectel L26-LB User Manual

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Communication via QCOM Tool

This chapter explains how to use the QCOM tool to communicate with the module via the Micro-USB
connector. For more information, see document [1].
The detailed steps for communicating with the module via QCOM tool:
Step 1: Connect the EVB and the PC with a Micro-USB cable via the Micro-USB connector. Flip the power
switch (S201) to ON position to power on the EVB and flip the UART ↔ USB switch (S301) to USB
position.
Step 2: Run the provided driver installer to install the USB driver. View the USB port number in the Device
Manager, as shown in the figure below.
Step 3: Install the QCOM tool provided by Quectel. The QCOM interface for COM Port Setting is shown
in the figure below (default baud rate: 9600 bps
Step 4: Select the correct "COM Port" (USB Port shown in Figure 4 above) and set the correct "Baudrate".
Step 5: 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.
1
UART interface default settings may vary depending on software versions.
L26-LB_EVB_User_Guide
Figure 4: USB Port
Figure 5: QCOM Interface for COM Port Setting
1
).
GNSS Module Series
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