Smart LTE Module Series
Smart EVB User Guide
Smart_ EVB_User_Guide
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Figure 39: QCOM Configuration When Communicating via UART Interface
4.4. Firmware Upgrade
Quectel SC20 module upgrade firmware via USB port by default. Please follow the procedures below to
upgrade firmware.
1. Open the firmware upgrade tool
QFIL
on PC and then power on SC20 module according to the
procedures mentioned in
Chapter 4.1
.
2.
Click the “
SelectPort
” and select the USB port “
Qualcomm HS-USB Diagnostics Modem 9091
(COM24)
”.
3.
Select “
Flat Build
” in “
Select Build Type
” option.
4.
Click “
Browse
” to select the firmware which needs to be upgraded in “
Select Programmer
” option”.
5.
Click “
Load XML
” to select the XML which needs to be upgraded in “
Select Build
” option.
6.
Click “
Download
” to upgrade the firmware.