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The Basics of Microcontroller-based Embedded Systems
October 25, 2024
An embedded system is a specialized system designed to perform a specific task. It is a combination of hardware and software built into machines to control their functions.
You can find embedded systems in everyday products like:
These systems manage difficult tasks in many of our daily tools, making our lives easier.
Embedded systems have some distinct features:
There are different types of embedded systems, depending on:
At Simma Software, we specialize in microcontroller-based embedded systems. These are heavily used in automotive and industrial applications.
A microcontroller-based embedded system uses a microcontroller as its processor. These systems are smaller, use less power, and are more cost-effective than those with larger processors. Microcontrollers are built for specific tasks, like real-time control or data collection. This makes them ideal for applications where size, energy use, and cost are important.
Here are some typical use cases for microcontroller-based embedded systems:
A microcontroller-based embedded system has three key sub-elements: power supply, hardware, and software. Each of these components plays a vital role in the functioning of the system.
The power supply provides the necessary energy for the microcontroller and other components to operate. Without a stable power supply, the system cannot function reliably.
The hardware of a microcontroller-based embedded system includes several critical components.
The microcontroller is the brain of the system. It processes data and controls other parts of the system. A microcontroller consists of the following elements.
The software of a microcontroller-based embedded system is just as important as the hardware. It includes the following elements:
Low-level software that initializes the hardware and loads the operating system or main application.
Operating Systems are only used in some microcontroller-based embedded systems. They’re used to manage resources and provide a platform for application software.
Connects the firmware to the application software. Middleware enables communication and data management.
Performs the specific tasks the embedded system is designed for. This can include controlling a motor or processing sensor data.
Microcontroller-based embedded systems play a key role in advancing technology. They provide precise and reliable solutions across many industries. With their efficient use of resources and flexibility, they are essential in automotive, industrial, and consumer applications. As technology evolves, these systems will continue to lead, improving the performance of various devices and ensuring smooth operation in daily life.