User Manual

Smart Machine Smart Decision
8 Software/ Firmware Upgrade
The software can be upgraded via the Micro USB interface with the help of tools provided by SIMCom,
8.1 Tool introduction
The tool name is “SIMCOM 3G Module Software update tools(QDL)”, which runs on the windows OS, customers
can upgrade software conveniently by it.
This tool is a single-road download tool, one terminal can be upgraded by it every time. SIMCom also provides
multi-road download tools for customer’s factory use. Contact SIMCom sales for support.
Please do not power off T5320 during the upgrade.
8.2 Illustration of software updating
z Connect the Micro USB port of T5320 to the PC USB port and connect the direct current source adapter.
z Installing module USB driver on PC OS. USB interface is mapped to five virtual ports: “SIMTECH USB
Modem”, “SIMTECH NMEA Device”, “SIMTECH ATCOM Device”, “SIMTECH Diagnostics interface”
and “SIMTECH Wireless Ethernet Adapter”.
Figure 19: Virtual ports in computer manager window
z Open the tools, the main operation interface as the following figure shows:
Figure 20: QDL window
T5320_User Guide_V1.04 27 2013- 04-15