1. EMBEDDED SYSTEMS & ITS APPLICATIONS
Special Lecture by
Prof. Dr.N.SHANMUGASUNDARAM
Professor & Head – ECE Department
Sri Eshwar College of Engineering
22-Feb-19
NSS / SECE

2. Introduction to
Embedded System
22-Feb-19
NSS / SECE

3. Smart Applications Software Hardware + = What is Embedded System?
DRIVES =
Embedded system is a Hardware with Software embedded in it, for a dedicated application.
22-Feb-19
NSS / SECE

4. Why Embedded system?
There are Environments where the general purpose computers do not really get into action.
For example:
AC has a temperature control sub-system
It is not viable to use a PC’s there for achieving Temperature control.
22-Feb-19
NSS / SECE

5. Redefining - Embedded System
Embedded system is a
Microcontroller based hardware
Software driven
Real time control system
Autonomous or Human interactive
Reliable system
Operate in diverse environments
22-Feb-19
NSS / SECE

6. SMART Embedded Systems …
22-Feb-19
NSS / SECE

7. SMART Embedded Systems …
22-Feb-19
NSS / SECE

8. SMART Embedded Systems …
22-Feb-19
NSS / SECE

9. SMART Embedded Systems …
22-Feb-19
NSS / SECE

10. Embedded System in ROBOTICS
ASIMO Robot made by Honda, Japan.
Robot can run at speed of 6 kmph & walking speed 1 kmph
Turns ON light switches, open doors, carry objects, and push carts.
22-Feb-19
NSS / SECE

11. SMART Embedded Systems …
22-Feb-19
NSS / SECE

12. Applications of Embedded Systems
Communication
Avionics
Automobile
Consumer Electronics
Office Equipments
Household Appliances
and Every where in our day-to-day life.
22-Feb-19
NSS / SECE

13. 3 MAIN COMPONENTS of Embedded System
HARDWARE
Processor, RAM, ROM, ADC, DAC, Timers, Ports, etc.
APPLICATION SOFTWARE
written in Assembly, C, C++, Java, etc.
RTOS (to supervise the Application Software)
µC OS-II, Win CE, VxWorks, Embedded Linux, etc.
22-Feb-19
NSS / SECE

14. SKILLS for Embedded System Engineer
HARDWARE skills required in:
Processors (µP, µC, DSP, EP, …)
Memories (EEPROM, RAM, ..)
Peripheral devices (8255, 8251, 8253, 8279,…)
Sensors (Temp, Pressure, Light,…),
Electronic system design,
Digital electronics,
Computer architecture,
Control system,
Data communication.
22-Feb-19
NSS / SECE

15. SKILLS for Embedded System Engineer
SOFTWARE skills required in :
Programming languages - Assembly, C, C++, Java
IDE - Editor, Assemblers, Compilers, Linkers, Debuggers, Simulator.
RTOS – µC / OS-II, Vxworks, Win CE, RTLinux, etc.
22-Feb-19
NSS / SECE

16. Embedded
Development Tools
22-Feb-19
NSS / SECE

17. Software development process
CPU Programmer
HOST
TARGET Board
22-Feb-19
NSS / SECE

18. Assembler, Compiler & Linker
22-Feb-19
NSS / SECE

19. Software Tools MPLAB IDE for PIC Microcontrollers MPASM (Assembler)
MPLAB-C (C Compiler)
MPLAB-SIM (Simulator)
Other Compilers
Kiel C (for Intel family µCs)
Hi-Tech C
CCS C
Pacific C
22-Feb-19
NSS / SECE

20. Typical Application
Development using
AT89C2051
22-Feb-19
NSS / SECE

21. AT89C2051 Micro controller
22-Feb-19
NSS / SECE

22. Pin configuration of AT89C2051
22-Feb-19
NSS / SECE

23. Minimum configuration - AT89C2051
22-Feb-19
NSS / SECE

24. 22-Feb-19
NSS / SECE

25. Operation of the Project
22-Feb-19
NSS / SECE

26. 22-Feb-19
NSS / SECE

27. Circuit Diagram for the project
22-Feb-19
NSS / SECE

28. LED Pattern displayed for different DICE numbers
22-Feb-19
NSS / SECE

29. 22-Feb-19
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30. 22-Feb-19
NSS / SECE

31. Software coding (in C)
22-Feb-19
NSS / SECE

32. 22-Feb-19
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33. 22-Feb-19
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34. 22-Feb-19
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35. 22-Feb-19
NSS / SECE

36. 22-Feb-19
NSS / SECE

37. Exemplary
Embedded system
Applications
22-Feb-19
NSS / SECE

38. NOKIA 888 The Real Time Cell phone
Breakthrough in Embedded System Designs
NOKIA
888
The Real Time
Cell phone
22-Feb-19
NSS / SECE

39. Embedded systems in Passenger Car
Engine
Control
Anti-
Lock
Brakes
Lighting
A/C
Power
Locks
Trans-
mission
Control
Active
Suspension
Dash-
board
Power
Seats
Power
Windows
Airbag
22-Feb-19
NSS / SECE
HOT167C-1 Version 2.5

40. Automotive embedded systems
Today’s high-end automobile have > 80 microprocessors
4-bit microcontroller checks seat belt
microcontrollers run dashboard devices
16/32-bit microprocessor controls engine
Millions lines of code
22-Feb-19
NSS / SECE

41. A few of the Embedded Majors
HCL INFOSYS
TCS Cognizant
Agilent Technologies Boeing
BPL Ford
Hitachi Hyundai
Philips Playstation
Sega Siemens
Sony SCM Microsystems
TATA ELXSI Texas Instruments
Tektronix Vestion
22-Feb-19
NSS / SECE

42. Thank You
for your PATIENCE.
22-Feb-19
NSS / SECE