adminEMBEDDED SYSTEMS
Embedded systems are specialized computer systems designed to perform specific tasks or functions within a larger system or device. They are typically built around a microcontroller or microprocessor and are programmed to control, monitor or interact with the systems environment.
There are several types of embedded systems and they are; microcontroller based systems, system on chip (SOC), field programmable gate array (FPGA), and real time operating system (RTOS).
Microcontroller based systems use microcontrollers as the central processing unit (CPU) and is commonly used in applications such as robotics, automotive control systems and medical devices.
System on chip (SOC) systems integrates multiple components including the CPU, memory and interfaces onto a single chip.
Field programmable gate array (FPGA) systems use field programmable gate array (FPGAs) to implement custom digital logic and are commonly used in applications such as digital signal processing and data processing.
Real time operating systems (RTOS) uses a real time operating systems (RTOS) to manage tasks and ensure predictable behavior in applications that require strict timing constraints.
The advantages of embedded systems are as follows; embedded systems are designed to operate reliably in a wide range of environments and conditions. Embedded systems are optimized for low power consumption and high performance. Embedded systems can be customized to meet specific application requirements. Embedded systems can be designed to be cost effective and efficient.
The disadvantages of embedded systems are as follows; embedded systems can be complex and difficult to design and develop. Embedded systems often have limited processing power, memory and storage resources. Embedded systems can be difficult to debug and test due to their complexity and limited resources. Embedded systems can be vulnerable to security risks and threats.
Embedded systems find applications in the following devices and systems; embedded systems are used in industrial control systems, robotics and process control. Embedded systems are used in medical devices such as pacemakers, insulin pumps and portable defibrillators. Embedded systems are used in automotive systems such as ABS, TCS and ECUs. Embedded systems are used in consumer electronics such as smart phones, smart home devices and wearable. Embedded systems are used in aerospace and defense applications such as navigation systems, communication systems and missile guidance systems.
The future of embedded systems is based on the advances and development of the following technologies; embedded systems will increasingly use artificial intelligence and machine learning to improve performance, efficiency and decision making. Embedded systems will play a critical role in the development of internet of things devices and applications. Advances in hardware and software will enable embedded systems to become more powerful, efficient and flexible. Embedded systems will require increased focus on security to protect against cyber threats and vulnerabilities.
SOURCES:
- Embedded systems: introduction to ARM cortex-M microcontrollers by Jonathan W. Valvano.
- Embedded system Architecture by Danielle Jahier Pagiliari and Sara Vineo.
- Embedded systems: Hardware, design and implantation by Kuyofumi Tanaka.
- Design patterns for embedded systems in C by Bruce Powel.
- The art of designing embedded systems by Jack Ganssle.
