This guide uses tspi-sysmonitor (a system information monitoring panel) as the example project throughout. The application uses Qt5 Widgets + Qt5 Network and refreshes CPU load, memory usage, and network status every second.

Source Code

Source Code Download

• Go to the Download Center to download tspi-sysmonitor.zip. Extract it to get the tspi-sysmonitor/ directory.

The storage path in the cloud drive is:

LCSC-TaishanPi-3 Dev Board Resources/
├── ...
├── 5. [LCSC-TaishanPi-3] Development Tools/
├── ├── Qt-5.15-Demo-Project-Source/
├── ├── └── tspi-sysmonitor.zip
│   └── ...
└── ...

After obtaining the source code, choose either Qt-Creator Integration or Command-Line Cross-Compilation to compile. Both approaches use the same toolchain and produce identical build artifacts.

Project Structure

tspi-sysmonitor/
├── CMakeLists.txt
├── main.cpp
├── mainwindow.cpp
├── mainwindow.h
├── networkpage.cpp
├── networkpage.h
├── swipewidget.cpp
├── swipewidget.h
├── sysmonitor.cpp
├── sysmonitor.h
├── touchpage.cpp
├── touchpage.h
└── tspi-sysmonitor.pro