Embedded Systems

A computer that performs only one task

A small computer that is built into a bigger system

A small computer, built into a larger system, that performs a dedicated task

A computer that responds to its environment

True

False

CPU, memory, actuators, sensors

CPU and memory

CPU and a power source

holds the program instructions in the microcontroller

supplies information from the outside world to the microprocessor

converts output instructions into mechanical actions

provides power to the microcontroller

holds the program instructions in the microcontroller

supplies information from the outside world to the microprocessor

converts output instructions into mechanical actions

provides power to the microcontroller

Low power consumption

single purpose

high maintenance

responsive to their environment

usually operates in real time

using intelligent storage

operating in real time

connection to the Internet

having a minimal or no user interface

a drinks dispenser that sends a reorder request to the supplier

windscreen wipers that respond to water on the windscreen

pacemaker that keeps a heart beating at a normal rate

A door bell with a camera

use of a default password which potentially makes access easy for hackers

privacy concerns around the huge amount of personal data collected

security issues around updating software in the embedded system

concerns around the embedded system making incorrect decisions