Evb Operation Procedures; Communication Through Micro-Usb To Uart Interface - Quectel GNSS Series User Manual

4

EVB Operation Procedures

This chapter mainly illustrates the operation procedures of LG69T (AA) EVB.

4.1. Communication through Micro-USB to UART Interface

Step 1: Connect the EVB to a PC with a Micro-USB cable through Micro-USB to UART interface, and
then switch S101 to ON state to power on the EVB.
Step 2: Run the USB flash drive on PC to install the USB driver. The USB port numbers can be
viewed through the PC Device Manager, as shown below.
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" (USB port shown in the above figure) and set the correct "Baudrate" (the default value:
460800). For more details of QCOM usage, please refer to document [4].
LG69T (AA)_EVB_User_Guide
Figure 8: USB Port
Figure 9: COM Port Setting Interface of QCOM
GNSS Module Series
LG69T (AA) EVB User Guide
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