Embedded Systems Introduction
Embedded systems are specialized computing systems that perform dedicated functions or tasks within larger systems. Unlike PCs, they are purpose-built for specific applications.
History of Embedded Systems
The Apollo Guidance Computer, developed in the 1960s for NASA's Apollo missions, is one of the earliest examples of an embedded system. It was revolutionary for its time.
Real-Time Operating Systems
Embedded systems often require real-time operating systems (RTOS) to meet critical timing deadlines. RTOS ensures tasks are processed efficiently within the necessary time constraints.
Embedded in Everyday Life
Modern life is inundated with embedded systems. From washing machines to smart thermostats, these invisible computers make our devices smart and connected.
Embedded vs. General Computing
Unlike general-purpose computers, embedded systems are optimized for energy efficiency, reliability, and real-time responsiveness, often at the cost of computational power.
The Future: IoT and Embedded
The Internet of Things (IoT) is pushing embedded systems to new heights. With IoT, embedded devices not only perform tasks but also communicate and aggregate data.
Challenges in Embedded Design
Designing embedded systems presents unique challenges: limited resources, power constraints, security considerations, and the need for fault tolerance are at the forefront of development.
What do embedded systems perform?
General computing tasks
Dedicated functions or tasks
Random variable operations
Company
