GNSS Module Series
LG69T(AM,AS)_EVB_User_Guide 22 /
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5.3.
Firmware Upgrade
The firmware of GNSS module’s MCU is upgraded with QGNSS via the UART interface.
5.3.1.
Module’s MCU Firmware Download in Boot Download Mode
Before the module’s MCU firmware download process, connect the EVB to a PC with a Micro-USB cable
and flip the power switch (S101) to
OFF
position.
To download the module’s MCU firmware in Boot download mode:
Step 1:
Open QGNSS tool, and click “
Tools
” and select “
Firmware Download
” in the drop-down box.
①
Figure 12: Launch Tool for MCU Firmware Downloading
Step 2:
Select “
Download Baudrate
” in the drop-down box of “
Settings
”.
②
Figure 13: Configure Tool for MCU Firmware Downloading