Introduction to Embedded and Real-Time Systems
Abstract
An embedded system is an electronic system that is designed to perform a dedicated function. It is a combination of computer hardware and software, which makes it a flexible solution when the system needs to be frequently upgraded to accommodate new changes. A real-time system needs to respond to a service request within a specified amount of time. Depending on how serious the consequence of missing a service deadline is, a system can be a soft or a hard real-time system. A soft real-time system offers best-effort services; it may miss a deadline occasionally, which is usually considered tolerable. A hard real-time system offers guaranteed services; missing a deadline is completely ...
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