1. DVR College
of Engineering and Technology
BY
VINOD(404)
VIKRAM(408)
NARESH(438)
SURESH(404*)
Internal Guide
MANJIRI

2. Necessity
is the mother of
Invention
OVER VIEW

3. BLOCK
DIAGRAM

4. HARDWARE
REQUIREMENTS
TRANSFORMER

5. HARDWARE
REQUIREMENTS
VOLTAGE
REGULATOR
7805

6. HARDWARE
REQUIREMENTS
MICROCONTROLLER
AT89S52

7. HARDWARE
REQUIREMENTS
MAX 232
IC

8. HARDWARE
REQUIREMENTS
44780 LCD
BACKGROUND

9. HARDWARE
REQUIREMENTS
GSM
MODEM

10. HARDWARE
REQUIREMENTS
DB9
CONNECTOR

11. SCHEMATIC
DIAGRAM

12. Keil software(μVision2)
►Building Application
► Compile
► Assemble
► Link
SOFTWARE
REQUIREMENTS
►Creating Application
►Debugging an Application
Programming

13. CPU Simulation
Memory mapping
illegal memory accesses
Database selection
Disassembly Window
SOFTWARE
REQUIREMENTS
source and assembly program
or
just assembly code
EMBEDDED C
DEBUGGING

14. CONTINUITY TEST
Short Circuits
Improper soldering
Component failures
Bugs in the circuit diagram
POWER ON TEST
12 v AC voltage check
5V voltage check
HARDWARE
TESTING

15. Seminars will be on
23/01/2013
Result
SMS Sent From mobile to the sim on
GSM module

16. Display on GSM module
Result

17. Wireless Systems
----------------------------------Text Can be Entered From
Remote Place
ADVANTAGES
-----------------------------------Data will not be lost in power
failure condition

18. Offices
Educational institutions
Bus stations
Railway stations
APPLICATION
Other public
utility places

19. Network Problem
DISADVANTAGES

20. HUGE DISPLAYS
CONCLUSION

21. Thank you
Questions
Answers