VT-HM I-5071314.3 Linux Instruct ions4.3.1 Linux Application Development4.3.1.1 Linux Application EnvironmentThe operation environment of VT-HMI application system is aQT/Embedded open system with the following structure:Qt/Embedded ApplicationsQWS Server-Graphic Event ServiceQt/EmbeddedFrame Buffer Input Device DriverLinux Operating SystemLow-level Hardware PlatformUsers can develop or transplant Qt/Embedded-based applications toHMI platform.4.3.1.2 Linux Application Operation Manual operationCopy applications to r elevant directory and operate bydouble-clicking. Automatic operationCopy applications to directory /etc/rcS.d and the system willautoma tically operate during the next system startup .