embedded systems

Eng.Islam Mouhammed Salah 1

Introduction to Embedded Systems

Eng.Islam Mouhammed Salah 2

AgendaDefinition .Fields Of Embedded Systems .Essential Components .Characteristics of Embedded Systems

.

Eng.Islam Mouhammed Salah 3

Definition ES : - Is a System To Do One Or A Few Functions . - Combination Of computer Hardware And Software .

Eng.Islam Mouhammed Salah 4

Examples

Eng.Islam Mouhammed Salah 5

Fields Of Embedded Systems

1) Medical Devices .2) Automotive .3) Telecommunications .4) Smart Building .

Eng.Islam Mouhammed Salah 6

Essential Components1) Microcontroller .2)Memory (ON chip And OFF chip).3) Sensors.4) Actuators .5) Converters (A to D && D to A).

Eng.Islam Mouhammed Salah 7

Characteristics of Embedded Systems

Eng.Islam Mouhammed Salah 8

Cost - Low Cost . - Cost Divided to Two Sections :- 1) Cost Of Designers And

Developer Of- Product .- 2) Cost Of Production And

Marketing .

Eng.Islam Mouhammed Salah 9

RTOS RTOS : Real Time Operating System . : Must Finish Operations Before Deadlines .

Deadlines : 1) Soft Deadline : - Missing It Causes decreasing in the Performance Of System . 2) Hard Deadline : - Missing It Causes System Failure .

Eng.Islam Mouhammed Salah 10

Example On RTOS

Without RTOS

Eng.Islam Mouhammed Salah 11

Embedded C

Vs

Eng.Islam Mouhammed Salah 12

Size

Eng.Islam Mouhammed Salah 13

Low Power Consumption

Eng.Islam Mouhammed Salah 14

Fault tolerance

- Ability To System To continue In Execution Of Operation In Case Of The Failure Of Some Of It’s Components .

NormalNot

normal

Eng.Islam Mouhammed Salah 15

Any Questions

Eng.Islam Mouhammed Salah 16

Thanks