11.4.13 Embedded Systems

Learn about embedded systems.

Embedded systems are complete computer systems that are designed to perform a specific, dedicated task. Examples include phones, household appliances, and industrial machines, making them prime targets for attackers.

Characteristics

• single function
• static / sealed: hardware cannot be swapped out
• make changes in real-time based on inputs from built-in sensors
• controlled by a microprocessor, have memory, and have ports for external devices (e.g. USB)
• often use a RTOS

Microprocessor Types

• Application-Specific-Integrated-Circuit
• System on Chip
• Field-Programable-Gate-Array

#XI

#Aplus