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5G Module Series
RMU500-EKNM_EVB_Kit_User_Guide 27 / 30
Figure 24: USB Ports
3. Install and then use QCOM provided by Quectel to realize the communication between the module
and the PC.
The following figure shows the COM Port Setting of QCOM: select
correct “
COM Port
” (USB AT Port
which is shown in the figure above) and set correct
“
Baudrate
” (e.g. 115200 bps). For more details about
QCOM usage and configuration, see
Figure 25: COM Port Setting Field on QCOM (USB AT Port Connection)
4.4. Firmware Upgrade
Firmware of the module is upgraded via USB port by default, please follow the procedures below to
upgrade the firmware.
1. Install and open the firmware upgrade tool, QFlash, on the PC and then turn on the module according
to the procedures in
Chapter 4.2
2.
Click the “
COM Port
” dropdown list and select the Port No. corresponding to “Quectel USB DM Port”
in the Device Manager.
3.
Click the “
Load FW Files
” button and choose the firmware package.
4. Click th
e “
Start
” button to upgrade the firmware.