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EMERGENCY ALERTFOR WOMEN

SAFETY BYA.PRAMODH – 12BE1A0401A.BHARGAVI – 12BE1A0402

K.APARNA – 12BE1A0403

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PROJECT GUIDE:

M.KHALEEL ULLAH KHANAsso !"#$ %&o'$sso& ( ECE HOD

M.T$ )*+P).D,

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INTRODUCTION:A##" -s o /o $

"&$ &"%! ! &$"s! 5)$ s)$ !s " o $.

T"-! o6# )$& %)o $ #o "-$ " " ! s6 ) "s$ !s &!s- .

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I #)$s$ "s$s o6& %&o7$ # 5! 8$ 9$&6 )

)$ %'6 .I o8! $s " %" ! 86##o !s $ 6!%%$5)! ) !s ! -$ #o GP;

+G o8" Pos!#!o ! ; s#$ ,

o 6 $ 8 5)! ) 5$ " $# #)$

$o &"%)! " o "#!o .

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I E $& $ s!#6"#!o s 5)$ "5o "

%&$ss$s #)"# 86##o !# "-$s " 86<<!o!s$

" #)$ o "#!o !s " so#&" -$ ( ! 'o& "#!o!s s$ # #o %o ! $ ( )$&'" ! $ 8$&sso #)"# s)$ 5! 8$&$s 6$ !

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T)$ Co %o $ #s 6s$ ! #)!s %&o7$ # "&$:

HARDWARE:

1, Po5$& ;6%%2, E $& $ ;5!# )3, B6<<$&4, M! &o Co #&o $&=, LCD>, GP;

?, G;M

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SOFTWARE:

1, E 8$ $ C2, K$! IDE3, U @ "s)4, E %&$ss PCB

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BLOCK DIAGRAM:

MICROCONTROLLER

AT89S52

LCD

GPS

GSM

POWERSUPPLY

EMERGENC Y

SWITCH

BUZZER

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DESCRIPTION OF COMPONENTS:1) POWER SUPPLY:

) STEPDOWN TRANSFORMER:

I# Co 9$&#s

)! ) 9o #" $ ! %6# #o o5 9o #" $ "#

#)$o6#%6# !$.* 2309

"#o 129 " .

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RECTIFIER :I# o 9$&#s " 9o #" $ #o 9o #" $ !$.*

129 " #o 129 .

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78 5 !OLTAGE RECTIFIER:

I# !s 6s$ #o &$ 6 $ 129 #o=9 .

I# !s " $ &"#$ 9o #" $&$ 6 "#o& 5)! ) "! #"! s

o s#" # $9$ o'9o #" $ 5!#)o6# 6 #6"#!o s.

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2) EMERGENCY SWITCH:

;5!# ) !s " " # o' )" ! #o o& " o%#! o $ #)! ! % " $ o' " o#)$&.

/)$ #)$ %" ! 86##o !s%&$ss$ !# " #!9"#$s #)$ M! &o

Co #&o $& #o s$ #)$ o "#!o

o' #)$ !& #o $"& 8 %o ! $s#"#!o ( )$& '" ! $ 8$&s.

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") BUZZER :

) A 86<<$& o& 8$$%$& !s " s! " ! $9! $* 6s6" $ $ #&o ! * # %! " 6s$ ! "6#o o8! $s* )o6s$)o"%% !" $s s6 ) "s " ! &o5"9$ o9$ * o& " $ s)o5s.

) T %! " 6s$s o' 86<<$&s " 8$$%$&s ! 6 $ " "&

$9! $s *#! $&s*$# .

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#) MICRO CONTROLLER$ AT89S52 PIN

DIAGRAM):

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AT F;=2 M! &o Co #&o $& o s!s#s o' 4 %o&#s:1. Po&#0: 0.0 @ R; 0.1 @ RD /R 0.2 – EN

0.3 #o 0.? – LCD Co #&o %! s2. Po&#1 – 'o& ! #$&'" ! $ #$& " $9! $s3. Po&#2 – LCD I %6# D"#" P! s

4. Po&#3: 3.0 – R3.1 – T

R ( T "&$ 6s$ 'o& GP; ( G;M o 6 $s.

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I# )"s 2=>8 #$s o' ! #$& " $ o& !5)! )

%&o &" o $ !s 6 %$ 6s! K$! IDEso'#5"&$.

I#s o%$&"#! &" $ !s 4.0@=.=9.

I# )"s " s$&!" %o&# 5!#) '6 6% $ UART+U !9$&s" As )&o o6s R$ $!9$& T&" s !##$&,.

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5) LCD$LI%UID CRYSTAL DISPLAY):

) P! s "&$ "#" ! %6#s #o LCD o $ #$ #o #)$ %o&#2o' M! &o Co #&o $&.

) V;;: G&o6

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VDD: Po5$& ;6%% o' =9

VEE: 6s$ #o " 76s# o #&"s# o' LCD 5)! ) !so $ #$ #o " %o#$ #!o $#$&.

R;+R$ !s#$& ;$ $ #,: 6s$ #o 5&!#$ !s% " "#"

#o #)$LCDR /: R$" ! " 5&!#! "#" #o #)$ LCDE: E "8 $ %! !s 'o& s#"&#! o& $ "8 ! #)$

o 6 $LED : B" - ! )# o' #)$ LCD 5)! ) !s

o $ #$ #o VDD

LED@: B" - ! )# o' LCD 5)! ) !s o $ #$ #o

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&) GPS$GLOBAL POSITIONING SYSTEM):) GP; &$ $!9$&s 6s$ " o s#$ "#!o o' s"#$ !#$s

"&o6 s#"#!o s #o o %6#$ %os!#!o " #! $

" os# " 5)$&$ o $"&#).) T)$ "#" s$ # o5 #o $"&#)

'&o $" ) s"#$ !#$ o #"! s" '$5 ! $&$ # %!$ $s o'

! 'o& "#!o #)"# " o5s o6&GP; &$ $!9$& #o " 6&"#$

" 6 "#$ !#s %os!#!o " #! $.

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7) GSM$GLOBAL SYSTEM FOR MOBILE

COMMUNICATION):

G;M GPR;MODEM !s "

"ss o' 5!&$ $ssMODEM

$9! $s #)"# "&$$s! $

'o& o 6 ! "#!o o' " o %6#$& 5!#) #)$

G;M( GPR;

N$#5o&-.

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I# &$ 6!&$s " SIM $S'( *+,(-+ I.-/0,0M .'3-) "& 76s# !-$ o8! $ %)o $s #o " #!9"#$

o 6 ! "#!o 5!#) #)$ $#5o&-.

A G;M GPR; MODEM " %$&'o& #)$ 'o o5!o%$&"#!o s:

1. R$ $!9$* s$ o& $ $#$ ;M; $ss" $s ! " ;IM.2. R$" * " * s$"& ) %)o $8oo- $ #&!$s o' #)$ ;IM.

3. M"-$* R$ $!9$* o& &$7$ # " 9o! $ " .

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.

PRO4ECT KIT:

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THANK YOU