GNSS Module Series
L80&L80-R&L86&LC86L EVB User Guide
L80&L80-R&L86&LC86L_EVB_User_Guide 18 / 30
4.2. Firmware Upgrade
Quectel L80, L86 and LC86L modules upgrade the firmware via micro-USB interface. Follow the
procedures below to upgrade firmware.
Step 1: Install and open the firmware upgrade tool FlashTool on your computer.
Step 2: Connect the EVB to the PC with a micro-USB cable through the micro-USB interface, and then
turn on the POWER switch (S101) to power on the EVB.
Step 3: Follow the steps below to start firmware upgrade.
a) Click the “Settings” “Baud rate” dropdown list and select the “115200”.
b) Click the “Settings” “COM Port” dropdown list and select the COM port.
c) Select the files to be downloaded: tick the boxes next to the "Reserve" and the "ROM" to select
the corresponding file path ("Reserve" corresponds to the download management file, and
"ROM" to the firmware to be downloaded).
d) Click the “Download”, “OK” and “Go” buttons to start firmware upgrade.
Figure 11: FlashTool Configurations for Firmware Upgrade
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