3.1 · Lesson 7 of 7
Embedded systems
Syllabus 3.1.6
What this lesson covers
- Describe embedded systems and where they are used
Key vocabulary
- Embedded system
- A computer system built inside a larger device to perform a dedicated function.
- General purpose computer
- A computer, such as a PC or laptop, that can perform many different functions.
- Dedicated function
- One specific job, or a small set of related jobs.
- Microcontroller
- A small chip containing a processor and memory, used to control an embedded system.
- Firmware
- The program in an embedded system, stored in ROM or flash memory.
- Actuator
- An output device that causes movement, such as a motor or a valve.
Check your learning
- Quick check: 4 questions
- Key vocabulary test: 6 terms
- Activity 1: Embedded or general purpose? · drag and drop
- Activity 2: Spot the embedded system · 8 questions
- Activity 3: Embedded systems quiz · 8 questions