CAR SECURITY
DIAL UP
1

CONTENTS
 INTRODUCTION
 PRINCIPLE
 BLOCK DIAGRAM
 WORKING
 CIRCUIT DIAGRAM
 COMPONENTS
 ADVANTAGE & DISADVANTAGE
 APPLICATION
 APPROXIMATION COST
 RESULT
2

INTRODUCTION
 Car Security With Call Alert System
which can be used to automate any Caring
organization.
 It can be used in many commercial sites
and residential, business shops, offices,
warehouse, institution units, hospital.
3

PRINCIPLE
 Logic behind this project is to
control the movement of any vehicle,
if the vehicle is stolen.
 the
circuit attach on the car is activate
and start dial up system.
4

PRINCIPLE Cont.
 There cell phone of the owner . Unknown
person stolen the car call is alert to the
owner phone .
 Owner dial the call on the phone that is
fixed in the car and call is automatically
received and car motor is stop.
5

BLOCK DIAGRAM
6

7

FLOW DIAGRAM
START
INITIALIZE THE I/O PORTS, VARIABLES
AND INTERRUPTION
INTERFACING
SECURITY WITH CALL ALERT SYSTEM
STOP
8

WORKING
 Car security with the auto dial up logic
provides a automation when any one star
the car.
 As the car is start by unwanted person
then circuit is on and makes a call to
authorized person.
 Person receives the call and switch off the
car immediately by the mobile phone.
9

CIRCUIT DIAGRAM
10

11

12

13

14

15

COMPONENTS USED
 IC 8870 DTMF DECODER
 IC 89S52 ( 40 PIN CNTROLLER)
 RELAY 9 VOLT
 SAMSUNG MOBILE PHONE
HANDSFREE KIT
 PCB
 CRYSTAL 3.58 MHTZ(1)
 CRYSTAL 12 MHTZ (1)
16

COMPONENTS USED Cont.
 OPTOCOULER PC 817 (2)
 NPN TRANSISTOR BC 548
 PNP TYRANSISTOR BC 558
 CAPACITOR
 SWITCH (2)
 LED
 BUZZER (1)
 RESISTOR
17

ADVANTAGES
 Its can use in any type of four wheelers. It
can works with cell phone easily.
 It is used to secure any type of car by the
phone.
 Auto Car security System provides
improved security, safety for the cars.
Cars stolen by unwanted person.
18

DISADVANTAGES
•Interfacing between 2 cell phone is not easy
task.
•In this process door of the car is not lock.
To lock the door to use other security system
also.
19

APPLICATION
 Car security system use in Auto
Monitoring in the Car systems.
 It is used as a Home security system.
 Car security use as a Gas leakage system.
20

APPROXIMATE COST
 Cost of this Project lies around Rs.9000.
21

RESULT
22

23

24