Final answer:
An existing commercial OS can be adapted to embedded systems by adding real-time processing capabilities, streamlining the OS, and integrating necessary functionality tailored to the device's needs.
Step-by-step explanation:
An existing commercial OS (Operating System) can be used for an embedded system by adding real-time processing capability, streamlining operation, and adding necessary functionality. In embedded systems, real-time processing is critical as it allows the system to process data as it comes in, without delay. This is essential for devices that rely on timely and efficient operation, such as in automotive applications, medical devices, and industrial control systems.
An embedded system is a computer system—a combination of a computer processor, computer memory, and input/output peripheral devices—that has a dedicated function within a larger mechanical or electronic system. Streamlining the operation typically involves removing unnecessary components and services that are not needed for the embedded application, thereby reducing the system's footprint and increasing its performance.
Adding necessary functionality could mean integrating specialized drivers, communication stacks, or application-specific features that are required for the embedded device to perform its dedicated tasks.