Tesis de Grado Samaniego-Carpio

7/23/2019 Tesis de Grado Samaniego-Carpio

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ESCUELA SUPERIOR POLITCNICA DEL LITORAL

FACULTAD DE INGENIERA EN ELECTRICIDAD Y COMPUTACIN

PROGRAMACIN DE TEMPERATURAS CON SUS ALARMAS UTILIZANDOEL SENSOR INTELIGENTE DS1820 EN COMUNICACIN ONE-WIRE CON

UN MICROCONTROLADOR.

TESINA DE SEMINARIO

Previ ! "#$e%&i'% (e! T)$*!" (e+

INGENIERO EN ELECTRNICA Y TELECOMUNICACIONES

Pre,e%$(" "r+

Mi&e! Dvi( S/%ie" i!!rr"e!

Mr!"% M%*e! Cri" S!,

GUAA3UIL 4 ECUADOR

A5O 2010

.


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AGRADECIMIENTO

A Di",.

A ! 6/i!i.

A $"(, !, er,"%, 7*e "r"% e% e!

(e,rr"!!" (e e,$e $r#9".

A $"(", 7*ie%e, 6"/e%$% e! (e,rr"!!"

$e&%"!'i&" e% E&*("r.


3/81

DEDICATORIA

A Di", "r ! 6"r$!e: 7*e %",

#ri%((" ! re!i:r e,$e $r#9"; "r ,*

i%6i%i$" /"r re6!e9(" e% %*e,$r", ,ere,

7*eri(",

A %*e,$r 6/i!i ,ere, 7*eri(", "r ,*

&"/re%,i'% "" i%&"%(i&i"%!;

7*ie%e, ,ie/re 6"/e%$r"% (i!ie%&i

er,ever%&i &"% v!"re,


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TRIBUNAL DE SUSTENTACIN

Ing. Carlos Valdivieso

Profesor de Seminario de Graduacin

Ing. Hugo Villavicencio V.

Delegado del Decano


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DECLARACIN EXPRESA

La responsabilidad del contenido de esta tesina nos correspondee!clusivamente" # el patrimonio intelectual del mismo a la $SC%$L&S%P$'I(' P(LI)*C+IC& D$L LI)('&L,.

-'eglamento de e!menes # t/tulos profesionales de la $SP(L0

1ic2ael David Samaniego Villarroel

1arlon 1anuel Carpio Salas


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RESUMEN

E! ri%&i! "#9e$iv" e, /e9"rr e! &"%$r"! (e (iver,", ,i,$e/, e!e&$r'%i&",

&"/*$&i"%!e,; !"r%(" evi$r /e(i%$e !r/, &"/*e,$, "r *% ,e%,"r (e

$e/er$*r (ii$!; 9*%$" *% $e&!(" =>= "r e! &*! ,e i%re,% !", r%", (e

$e/er$*r, /?>i/" /)%i/" r""r&i"%(", "r e! *,*ri"; (e$er/i%%(" ,) !,

!r/, e% &," (e *% (e,e,$#i!i(( (e! ,i,$e/; *,%(" &"/" err/ie%$ ri%&i!

e! /i&r"&"%$r"!("r 1@88B; 7*e re&i#e e! ($" &e%,(" "r e! DS 1820 !" &"/r

&"% !", r%", r &$ivr !, !r/,. E! r"e&$" 7*e ,e (e,&ri#e &"%$i%*&i'%

$r$ ! r"r/&i'% (e $e/er$*r, &"% ,*, !r/, *$i!i:%(" e! ,e%,"r i%$e!ie%$e

DS1820 e% &"/*%i&&i'% "%e-ire &"% *% /i&r"&"%$r"!("r.


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NDICE GENERAL

AGRADECIMIENTO II

DEDICATORIA IIITRIUNAL DE SUSTENTACIN IV

DECLARACIN EPRESA V

RESUMEN VI

FNDICE GENERAL VII

FNDICE DE IGURAS I3

FNDICE DE TALAS 3

INTRODUCCIN 3I

CAPFTULO 1 4

1. DESCRIPCIN GENERAL DEL PROECTO 4

1.1. A%$e&e(e%$e,...................................................................................... 4

1.2. De,&ri&i'% (e! Pr"e&$".......................................................................5

1.. A!i&&i"%e,.......................................................................................6

1.=. Pr"e&$", ,i/i!re,..............................................................................7

CAPFTULO 2 8

2. UNDAMENTO TERICO 82.1. Re7*eri/ie%$", r !i&&i'% (e! Pr"e&$"...............................................8

2.2. Herr/ie%$, (e ,"6$re.....................................................................44

2.2.1. MIROC PRO 6"r PIC.................................................................44

2.2.2.1.1. "r/ M%*!...............................................................................47

2.2.2.1.2. "r/ A*$"/?$i&..........................................................................47

2.2.2.1.. M


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2.2.2.1.=. M


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NDICE DE FIGURAS

IGURA 1..- De,&ri&i'% (e! r"e&$" . IGURA 1..- E%&,*!(" LM $"-Q2. IGURA 1..- E% e! LCD ,e /*e,$r% !", = &%!e, T1RA0; T2RA1; TRA2; T=RA .BIGURA 1..- Cir&*i$" r/(" e% e! ,i/*!("r Pr"$e*,..BIGURA.1..- Pr*e# (e $e/er$*r &"% *% &*$)%... 8

IGURA 2.1.- Re7*eri/ie%$", (e! Pr"e&$" JS"6$reK QIGURA 2.2.- Re7*eri/ie%$", (e! Pr"e&$" JHr(reK.. 10IGURA 2..- E%$"r%" (e MIROC PRO 6"r PIC 11IGURA 2.=.- Dir/ #!"7*e, (e ! "er&i'% (e *% #*e% &"/i!("r...1IGURA 2..- I%$er6: Gr?6i& Pr"$e*,...1=IGURA [email protected] I%$er6: Gr?6i& ARES.1@IGURA 2.B.- i,$ D Pi,$, e% Are, .. 1BIGURA 2.8.- Pre,e%$&i'% Cir&*i$! 18IGURA 2.Q.- Dir/i%$er%"(e!DS1820 . 1QIGURA 2.10.-Rere,e%$&i'%(e*%/e(i&i'% ... 20IGURA 2.11.-Dir/ (e Tie/" r Le&$*rE,&ri$*r.. 2G

IGURA 2.12.-I%i&i!i:&i'% (e Tie/" ... 2=IGURA 2.1.- Pi& 1@88B 2@IGURA 2.1=.- Dir/ (e !"7*e, (e! 1@8828IGURA 2.1.- %&" (e Me/"ri (e D$", (e! [email protected] [email protected],&ri&i'% U," (e Te&!(" "$"%er, (e! 1@88B ...0IGURA 2.1B.- Dir/ (e! TIMER 0 .1IGURA 2.18.- TIMER 1 ..2IGURA 2.1Q.-Oer&i'% (e! TIMER 1 IGURA 2.20.-C"%e>i'% (e! O,&i!("r (e! TIMER1....=IGURA 2.21.-Dir/ (e! TIMER 2 .IGURA 2.22 .- E,7*e/ (e &"%e>i"%e, (e ! %$!! LCD 8

IGURA .1.-Dir/ (e #!"7*e, (e! r"e&$"...................................................................==IGURA .2.- A!"ri$/" (e! &"%$r"!("r...............................................................................=

IGURA =.1.- Si/*!&i'% e% PROTEUS...............................................................................IGURA =.2.- Si/*!&i'% (e ! !r/ (e! ,i,$e/ &"% e! ,e%,"r DS1820............................@IGURA =..- Si,$e/ (e A!r/ &"% e! Se%,"r DS1820......................................................BIGURA =.=.- A!r/ &"% e! Se%,"r DS1820 .. BIGURA =..- E,7*e/ (e C"%e>i'% (e! Mi&r"&"%$r"!("r 8


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NDICE DE TABLAS

TALA 2.1.-De,&ri&i'% (e !", Pi%e, .. 20

TALA 2.2.-T#! Re!&i'% Te/er$*rD$", ... ...21

TALA 2..-De,&ri&i'% (e Pi%e, (e! 1@88B 2B

TALA 2.=.-T#! (e De,&ri&i'% (e Ter/i%!e, (e C"%e>i'% (e! LCD .8


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INTRODUCCIN

E! "#9e$iv" (e e,$e r"e&$" e, (i,er e i/!e/e%$r *% ,i,$e/ (e &"%$r"! (e

$e/er$*r $rv


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E! $er&er &)$*!"; $r$ (e! (i,e" e i/!e/e%$&i'% (e! r"e&$"; e/e:%(" &"%

*% r*e# r &"%"&er e! 6*%&i"%/ie%$" (e! ,e%,"r i%$e!ie%$e DS1820 *,%(" !,

!i#rer), O%e-Wire ((, "r e! r"r/ Mir"C r" 6"r PIC; ! &*! %", ( !,

*$, ,e*ir r e! (e,rr"!!" (e! ,"6$re 7*e ,e i/!e/e%$r? 9*%$" &"% e!

$e&!(" =>= ! %$!! (e vi,*!i:&i'% LCD.. Se (e,rr"!!' *% (ir/ (e

#!"7*e, 7*e (e$!! !", e!e/e%$", (e %*e,$r" r"e&$"; e! (ir/ (e 6!*9" (e!

&"%$r"!("r !, 6*%&i"%e, (e$!!(, r ! "#$e%&i'% (e !", ($", "#$e%i(", "r e!

DS1820.

E% e! &*r$" !$i/" &)$*!"; ,e /*e,$r% e! e,7*e/ ,i/*!&i'% e% PROTEUS;

$/#i


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CAPTULO 1

1. DESCRIPCIN GENERAL DEL PROYECTO

1.1. Antecedentes

E% e! /*%("; ,e vive *% r"&e," $e&%"!'i&" (e &"%$i%*" &/#i"; r"/"vie%("

! i%%"v&i'%; ! &!i(( e% /*&", ,e&$", r /e9"rr !", (i,$i%$", ,e&$"re,

r"(*&$iv", (e !", ),e, e% (e,rr"!!"; e,$" ,e !"r &"% e! %?!i,i, (e$!!(" (e

!", r"#!e/, r"v"&(", "r ! 6!$ (e re&*r,", r *% i%/e(i$ ,"!*&i'%;

"r !" &*! ,e (e#e *,r %*ev", v%&e, $e&%"!'i&", r reve%ir (i,$i%$",

r"#!e/, (e ,"#re&!e%$/ie%$" (e (i,",i$iv", e% e! ,e&$"r e!e&$r'%i&"-

i%(*,$ri!.

C"%$r"!r ! $e/er$*r (e! /#ie%$e r evi$r 7*e (i,",i$iv", e!e&$r'%i&",;

i%(*,$ri!e, ,ervi("re, ! /"/e%$" (e ,"#re&!e%$r,e r evi$r (",


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E,$e r"e&$" $ie%e &"/" 6i%!i(( #*,&r &"%$rrre,$r e! ,"#re&!e%$/ie%$" (e

(i,",i$iv", e!e&$r'%i&", (e i%6"r/&i'% r"r/%(" !r/, &"% *%

/i&r"&"%$r"!("r 1@688B *,%(" e! r"$"&"!" ONE-WIRE (e6i%i(" e% e! ,e%,"r

i%$e!ie%$e DS1820.

1.. Desc!"#c"$n de% P!&'ect&

Pr re!i:r e! r"e&$" *$i!i:/", e! ,e%,"r i%$e!ie%$e DS1() e! &*! %", v

er/i$ir "#$e%er !, !e&$*r, (e ! $e/er$*r (e! ,i,$e/; /e(i%$e ,*

r"$"&"!" ONE*+IRE, e,$e r"$"&"!" e, e% *%#*,; *% /e,$r" vri", e,&!v",

(e *% ,"! !)%e (e ($", e% ! 7*e ,e !i/e%$%. P"r ,**e,$"; %e&e,i$ *%

re6ere%&i $ierr &"/% $"(", !", (i,",i$iv",. E! Si,$e/ &"/re%(er? e% e!

i%re," /e(i%$e *% $e&!(" (e !, $e/er$*r, /?>i/, /)%i/", &"% e! &*!

v $r#9r e! ,i,$e/ r"*e,$" e% *% /#ie%$e (e $r#9". Mie%$r, ,e $"/%

!, !e&$*r, /e(i%$e e! ,e%,"r i%$e!ie%$e DS1820 e! /i&r"&"%$r"!("r ,e

e%&r (e &"/rr ! $e/er$*r "#$e%i( &"% !", r%", revi/e%$e

i%re,(", "r e! *,*ri" i%i&i!/e%$e; /",$r(", e% ! LCD; ",$eri"r/e%$e (e

#er ,i(" re!i:(" e,$e r"&e," ,e (e$er/i% ,i ! $e/er$*r %" e>&e(i("

!", r?/e$r", 7*e e! *,*ri" i%re,"; ,i ,"#re,(" e! v!"r /?>i/" ,e

$e/er$*r er/i$i(" ,e &$iv *% ve%$i!("r &"!"&(" %e>" ! ,i,$e/ r

e%6rir e! (i,",i$iv" /e(i(" ,) r"&*rr /%$e%er ! ,i,$e/ (e *% /%er

e,$#!e.
http://es.wikipedia.org/wiki/Bus_(inform%C3%A1tica)http://es.wikipedia.org/wiki/Bus_(inform%C3%A1tica)


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FIGURA 1..* Desc!"#c"$n de% #!&'ect&

E! Si,$e/ e, r"r/(" /e(i%(" e! M"-!&C #!& &! #"c, e,$e ,"6$re

r"r/ !", i& " /i&r"&"%$r"!re, e% !e%*9e & r""r&i"%%(" (e *%

err/ie%$ ! *,*ri" r (e$er/i%r; r"veer re!i:r (i,$i%$, $re, "

re7*eri/ie%$", (e &*er(" !, e>ie%&i, (e! r"e&$".

E, *% %*ev $e&%"!") !i&( ! (e,rr"!!" e i%%"v&i'% (e ,i,$e/, (e

/"%i$"re" &"%,$%$e (e (i6ere%$e, (i,",i$iv", e!e&$r'%i&", e i%(*,$ri!e,;

/e(i%$e !r/, revi/e%$e e,$#!e&i(, e% e! ,i,$e/ &*/!ie%(" &"% !,

(e#i(, e,e&i6i&&i"%e, (e !, $r9e$, " e!e/e%$", e!e&$r'%i&",; 7*e (ee%(e%

(e $e/er$*r, /"(er(, r evi$r e! &!e%$/ie%$" e>&e,iv" evi$r 7*e !",

e7*i", ,*6r% (", i%$er%", 7*e r"v"&%


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1./. A#%"c0c"&nes

L !i&&i'% r e! Si,$e/ (e A!r/, (e Te/er$*r *,%(" e! Se%,"r (e

Te/er$*r DS1820 e, #?,i&/e%$e &"%$r"!r ! $e/er$*r (e! /#ie%$e e% e!

&*! ,e e%&*e%$re i%,$!(" e7*i", $!e, &"/" ,ervi("re,; e7*i", (e

&"/*%i&&i"%e,; i%(*,$ri!e, e$&. E! ,e%,"r (e $e/er$*r JDS1820K; e, *%

(i,",i$iv" i(e! r &"%$r"!r /"%i$"rer ! $e/er$*r (e re&i%$", /!i",

e% !", 7*e ,i/!e/e%$e &"% ! i%,$!&i'% (e *% #*, (e *% &"%(*&$"r ,e vi%&*!e

$"(", !", DS1820 (i,*e,$", e% !", *%$", e% 7*e ,e (e,ee &"%$r"!r !

$e/er$*r.

Peri'(i&/e%$e *% &"/*$("r ri%&i! i%$err"r e% &," (e $e%er /?, (e

*% DS1820 e, i%6"r/&i'% ! !/&e%r? r &"/rr &"% !", v!"re,

e,$#!e&i(", revi/e%$e "r e! *,*ri" r 7*e e% e! &," $"/r !, /e(i(,

reve%$iv, !, &&i"%e, (e &"%$r"! %e&e,ri, r &"%$rrre,$r !% e!ir"

e% (i,",i$iv", &"/" e7*i", (e re6rier&i'%; ,ervi("re,; &"%e>i'% (e

&!e6&$"re, e$&.


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1.. P!&'ect&s s"2"%0!es

1..1 SENSOR DE TEMPERATURA CON EL INTEGRADO LM/3

Descripcin:

E! ,e%,"r (e $e/er$*r LM $ie%e *% re&i,i'% &!i#r( (e 1VC *% r%" (e

&$*r (e -V 10VC.

E! ,e%,"r re,e%$ (i6ere%$e, e%&,*!(", er" e! /?, &"/% e, e! $"-Q2; ,ie%(",i/i!r *% $r%,i,$"r ,i/!e (e $re, i%e,; (", (e e!!", r !i/e%$r!" e! $er&er"

e%$re *% v!"r (e $e%,i'% r""r&i"%! ! $e/er$*r /e(i( "r e! (i,",i$iv".

FIGURA 1..* Enc0#s4%0d& LM/3 t&*5

L ,!i( e, !i%e! e7*iv!e 10/VC "r !" $%$"+

100/ 10VC

20/ 2VC


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-0/ -VC

Funcionamiento:

A! /e(ir ! $e/er$*r ,e *$i!i: *% v"!$)/e$r" &!i#r(" r $r(*&ir e! r%" (e !

$e/er$*r e% v"!$9e. E! LM 6*%&i"% e% e! r%" (e !i/e%$&i'% &"/re%(i("

e%$re = 0 v"!$i",. P"(e/", &"%e&$r!" *% &"%ver,"r A%!'i&"Dii$! $r$r !

/e(i( (ii$!/e%$e; !/&e%r! " r"&e,r! &"% *% Mi&r""%$r"!("r " ,i/i!r.

Aplicaciones:

E! ,e%,"r (e $e/er$*r *e(e ,er *,(" r &"/e%,r *% (i,",i$iv" (e /e(i(

,e%,i#!e ! $e/er$*r /#ie%$e; re6rierr r$e, (e!i&(, (e *% r"#"$ " r

/"%i$"rer $e/er$*r, e% e! $r%,&*r," (e *% $re&$" (e e>!"r&i'%.

E9e/!" (e &ir&*i$" (e r*e# &ir&*i$" (e r*e#+

E! ,i*ie%$e /"%$9e e, *% /e(i("r (e $e/er$*r (e = &%!e, *,%(" *%

PIC1@8B@ *% LCD r /",$rr !", ($",. Pr *% /e(i( re! &"% e! &"%ver,"r

A%!'i&"Dii$! ,e (i,*e,$" *% e%er("r (e $e%,i'% (e re6ere%&i 9*,$#!e

/"(e!" LM@ e>$er%" ! i& &"% !" &*! ! /e(i( (e $e/er$*r e, e>&$. E!

r%" (e /e(i(, 7*e ,""r$ e,$e /"%$9e e, ,"!" (e $e/er$*r, ",i$iv, #r&

(e,(e 0V 10VC.


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FIGURA 1..*En e% LCD se 24est!0n %&s c0n0%es T16RA), T6RA1, T/6RA,

T6RA3.

FIGURA. 1..* C"!c4"t& 0!20d& en e% s"24%0d&! P!&te4s


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FIGURA. 1.3.* P!4e70 de te2#e!0t4!0 c&n 4n c04t"n.

E% ! i%(*,$ri ,e *$i!i: e,$e &ir&*i$" r evi$r e! &!e%$/ie%$" (e (i,$i%$",

(i,",i$iv", ; *(r &"%6i*rr !r/,; !!er &"rreir err"re, e% *% ,i,$e/ (e

/e(i&i'% (e $e/er$*r i%$e!ie%$e /e(i%$e e! &*! ,e $"/% (e&i,i"%e, ,e% !",

($", "#$e%i(", (ee%(ie%(" (e !r/, re7*eri/ie%$", revi/e%$e &"%6i*r(",.


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CAPTULO

. FUNDAMENTO TERICO

.1. Re84e!"2"ent&s #0!0 0#%"c0c"$n de% P!&'ect&

E! r"e&$" ,e !" *e(e (ivi(ir e% (", r$e, e,e%&i!e,+ S"6$re Hr(re.

E! ,"6$re r ! r"r/&i'% (e $e/er$*r, &"% ,*, !r/, *$i!i:%(" e!

,e%,"r i%$e!ie%$e (,1820 e% &"/*%i&&i'% "%e-ire e, e! Mir"C Pr" 6"r PIC

r ! ,i/*!&i'% (e! ,i,$e/ ,e *, ! err/ie%$ Pr"$e*, ver,i'% B.B Servi&eP& 2.

FIGURA .1.* Re84e!"2"ent&s de% P!&'ect& 9S&t:0!e;


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E% e! Hr(re e,$/", *,%(" e! ,e%,"r (e $e/er$*r DS1() 9*%$" &"% e!

/i&r"-&"%$r"!("r 1@88B e! &*! %", er/i$e e! i%re," (e !", v!"re, /)%i/",

/?>i/", (e $e/er$*r "r e! $e&!(" /$ri&i! =>= /",$rr e% ! %$!! LCD

2>1@ r e! /"%i$"re" (e! ,i,$e/; ! 6i%! ,i ! $e/er$*r (e! /#ie%$e ,"#re,

! e,$#!e&i( ! /?>i/ ,e e%&ie%(e *% ve%$i!("r r re$"r%r ! e,$#i!i(( !

,i,$e/.

FIGURA ..* Re84e!"2"ent&s de% P!&'ect& 9


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.. $e%,i'%.mcppiK " e% *%" " /?, 6i&er",

6*e%$e, J6i&er", &"% e>$e%,i'% .cK. L", 6i&er", 6*e%$e, ,"% (e%"/i%(",

e&er, e% !e%*9e (e r"r/&i'% mikroC. E! &"/i!("r mikroC PRO for

PICer/i$e /%e9r vri", r"e&$", ! ve:. L", 6i&er", 6*e%$e, ,e *e(e%

&"/i!r ,'!" ,i 6"r/% r$e (e! r"e&$".


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25/81

r"r/ e% *% !e%*9e /*&" /?, &er&%" &'/" ie%, *% ,er */%"; r

!*e" compilarlo *% r"r/ /?, /%e9#!e "r *% &"/*$("r.

FIGURA ..* D"0!020 0 7%&84es de %0 e!0c"$n de 4n 74en c&2#"%0d&!


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46

... PROTEUS

PROTEUS e, *% err/ie%$ ,"6$re 7*e er/i$e ! ,i/*!&i'% (e &ir&*i$",

e!e&$r'%i&", &"% /i&r"&"%$r"!("re,. S*, re&"%"&i(, re,$&i"%e, !" % &"%ver$i("

e% e! /?, "*!r ,i/*!("r ,"6$re r /i&r"&"%$r"!("re, PIC.

E,$ err/ie%$ er/i$e ,i/*!r &ir&*i$", e!e&$r'%i&", &"/!e9", i%$er%("

i%&!*,ive (e,rr"!!", re!i:(", &"% /i&r"&"%$r"!("re, (e vri", $i",; e% *%

err/ie%$ (e !$" (e,e/e" &"% *%, &&i((e, r6i&, i/re,i"%%$e,.

Pre,e%$ *% 6i!","6) (e $r#9" ,e/e9%$e ! SPICE; rr,$r%(" &"/"%e%$e, (e

*% #rr e i%&r*,$?%("!", e% ! !i&&i'%; e, /* ,e%&i!!" (e /%e9r re,e%$ *%

i%$er6: r?6i& /i#!e r *% /e9"r /%e9" (e !, err/ie%$, r""r&i"%(,

"r e! Pr"$e*,.

FIGURA .3.* Inte!0 G!"c0 P!&te4s


27/81

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...1. ARES " A(v%&e( R"*$i% %( E(i$i% S"6$re JSoftware de Edicin y

Ruteo AvanzadoKX e, ! err/ie%$ (e e%r*$(" ;*#i&&i'% e(i&i'% (e &"/"%e%$e,;

,e *$i!i: r ! 6#ri&&i'% (e !&, (e &ir&*i$" i/re,"; er/i$ie%(" e(i$r

e%er!/e%$e; !, &, ,*er6i&i! JT" C"erK; (e ,"!((*r J"$$"/ C"erK.

2.2.2.1.1. Forma Manual

E9e&*$%(" ARES (ire&$/e%$e; *#i&%(" &( &"/"%e%$e e% e! &ir&*i$". Te%er

&*i((" ! DRC; De,i% R*!e, Ce&er Jeri6i&("r (e Re!, (e Di,e"K

2.2.2.1.2. Forma Automtica

E! r"i" r"r/ *e(e $r:r !,i,$,; ,i ,e *r( revi/e%$e e! &ir&*i$" e%

ISIS; &ie%(" &!i& e% e! )&"%" (e ARES; e% e! r"r/; e! r"r/ &"/"%e !

Ne$!i,$

...1./. M@t&d& 1 9A4t&!&4te!;

1. P"%er SOLO !", &"/"%e%$e, e% ! #"r(

2. E,e&i6i&r e! ?re (e ! !& J&"% *% re&$?%*!"; $i" Y"r( E(eYK

. H&er &!i& e% YA*$"r"*$erY; e% ! #rr (e #"$"%e, ,*eri"r

1. E(i$r ! e,$r$ei (e r*$e" e% YE(i$ S$r$eie,Y

=. H&er &!i& e% YOY
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49

...1.. M@t&d& 9E%ect!0 A4t&!&4te!;

U$i!i:%(" e! /'(*!" E!e&$r JE!e&$r A*$" R"*$erK; e! &*!; *% ve: &"!"&(", !",

&"/"%e%$e, $r:r? *$"/?$i&/e%$e !, i,$, re!i:%(" vri, ,(, r

"$i/i:r e! re,*!$(".

C"% Are, (e/?, ,e *e(e $e%er *% vi,*!i:&i'% e% D (e! PC 7*e ,e (i,e(";

! #er $er/i%(" (e re!i:r ! *#i&&i'% (e ie:,; &, r*$e"; &"% !

err/ie%$ YD i,*!i:$i"%Y; e% e! /e% "*$*$; ! &*! ,e *e(e (e/"rr; ,"!"

&ie%(" !", $r:", *% eri"(" (e $ie/" *% "&" /?, !r" 7*e e! (e !",

&"/"%e%$e,; !", &*!e, ,!e% ! e/e:r ! vi,*!i:&i'% e% D.

FIGURA ..* Inte!0 G!"c0 ARES
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29/81

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FIGURA ..* "st0 /D P"st0s en A!es

./.


30/81

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&"%e&$(", "r /e(i"(e!#*,(e*%&"%(*&$"r,eri%$err"(",(e *%" "r ,*

%U/er" (e ,erie; &"/" ,i ,e $r$r% (e #"$"%e,.

FIGURA .(.* P!esent0c"$n C"!c4"t0%

./.1.1. PRINCIPIO DE FUNCIONAMIENTO.

E! DS1820; $ie%e; (e/?, (e! %U/er" (e ,erie (e ! i%$er6: (e *%

&"%(*&$"r; *% &ir&*i$" /e(i("r (e $e/er$*r (", rei,$r", 7*e*e(e%

e/!er,e&"/"!r/,(e/?>i/(e/)%i/$e/er$*r.

E,$e $er/'/e$r" ,e#, e%*%r(e ",&i!("re,(e 6re&*e%&ir""r&i"%! !

$e/er$*r E! ",&i!("r (e 6re&*e%&ir""r&i"%! ! !$ $e/er$*r &$U

&"/"#i!i$&i'%J$eK(e!&"%$e"(e!",&i!("r(e6re&*e%&i r""r&i"%! !

#9 $e/er$*r. E>i,$e *% &ir&*i$" JS!"e A&&*/*!$"rK e%&r(" (e


31/81

48

&"/e%,r !, !i%e!i((e,(e!vri&i'%(e6re&*e%&i(e!",",&i!("re,&"%!

$e/er$*r.

FIGURA .5.* D"0B!020"nte!n&de%DS1()

A!",&"/%(", $r(i&i"%!e,(e !",#"$"%e, &"/"+ !e&$*r (e ROM;#U,7*e(

(e ROM; &"i%&i(e%&i (e ROM;,!$e"(eROM;,ere%%*ev",&"/%(","r

e!#*,(e*%&"%(*&$"r;&"/"+C"%ver$ir$e/er$*r;!eer; &"ir"e,&ri#ir!

/e/"ri$e/"rriJ,&r$&(K;#*,&r!r/,.

E,$,!r/,,"%&"/r(,&"%e!v!"r(e$e/er$*r/e(i("i%/e(i$/e%$e

(e$er/i%(!/e(i&i'%;e,(e&ir7*ee!6!(e!r/,er?&$*!i:("(e,*


32/81

5i/ /)%i/ ,e $"/% ,'!" !", 8

#i$, /?, ,i%i6i&$iv",Ji%&!*e%("!,i%"K;(e,&r$%("e!0.ZC.


33/81

54

TABLA ..-T07%0 Re%0c"$n Te2#e!0t4!0D0t&s

./.1./. PROTOCOLO ONE*+IRE

1-Wire e, *% r"$"&"!" (e &"/*%i&&i"%e, e% ,erie (i,e(" "r D!!,

Se/i&"%(*&$"r. E,$? #,(" e% *% #*,; *% /e,$r" vri", e,&!v", (e *% ,"! !)%e

(e ($", e% ! 7*e ,e !i/e%$%. E% ri%&ii" !", (i,",i$iv", (e e,$e $i" ,e !i/e%$%

&"% &"rrie%$e, r?,i$,; *%7*e %e&e,i$% re6ere%&i $ierr.

Es#ec""c0c"&nes

L !)%e (e ($",!i/e%$&i'% re7*iere *% re,i,$e%&i (e *!!-* &"%e&$( !

!i/e%$&i'% 7*e !e r""r&i"%


34/81

55

EnJ"$ ' !ece#c"$n de d0t&s

Pr e%vir *%#i$ 1 e! /e,$r" ,e !!ev 0 v"!$i", ! !)%e (e ($", (*r%$e 1-1

/i&r",e*%(",. Pr e%vir *% #i$ 0 e! /e,$r" ,e !!ev 0 v"!$i", ! !)%e (e ($",

(*r%$e @0 /i&r",e*%(",.

L", (i,",i$iv", e,&!v", !ee% e! #i$ r">i/(/e%$e !", 0 /i&r",e*%(",

(e,*


35/81

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L", &"/%(", 7*e *e(e% i%$erre$r !", (i,",i$iv", e,&!v",(ee%(er?% (e e,$",.

Pr e%&"%$rr !", (i,",i$iv", re,e%$e, e% e! #*, e! /e,$r" *e(e e%vir *%

&"/%(" (e e%*/er&i'% 7*e re,"%(er?% $"(", !", (i,",i$iv",.

FIGURA

.11.-

D"0B!020 de T"e2#& #0!0 Lect4!0Esc!"t4!0
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36/81

56

FIGURA .1.-In"c"0%"C0c"$n de T"e2#&

./.. M"c!&c&nt!&%0d&! 1F((

./..1. A!84"tect4!0 Inte!n0

Ge%er!i((e,

Me/"ri (e Pr"r/

Me/"ri (e D$",

EEPROM

Rei,$r", (e C"%$r"! JSRK

Gene!0%"d0des K C0!0cte!st"c0s Gene!0%es

Ar7*i$e&$*r RISC

- i%,$r*&&i"%e,

- I%,$r*&&i"%e, (e *% ,"!" &i&!" e>&e$" !, (e ,!$"

re&*e%&i (e "er&i'% (e 0-20MH: JDC-200%,K

M%e9" (e I%$err*&i"%e,


37/81

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8 %ive!e, (e Pi! JS$&K

O,&i!("r i%$er%" (e re&i,i'% &!i#r(" e% 6?#ri& ! 1[ (e err"r

re&*e%&i, ,e!e&&i"%#!e "r ,"6$re e%$re 8MH:-1H:

"!$9e (e !i/e%$&i'% e%$re 2.0-.

- C"%,*/" (e 220*AJ2; =MH:K; 11*A J2.0; 2H:K; 0%A Je% /"(" (e

,$%(-#K

M"(" SLEEP r "rr" (e e%er)

ORJr"%-"*$ Re,e$K re,e$ "r #9 (e v"!$9e &"% "&i'% (e &"%$r"! "r

,"6$re

i%e, (e e%$r(,!i(

- C"rrie%$e (e ,*/i%i,$r"(re%9e ,*6i&ie%$e r /%e9r LED

(ire&$/e%$e

- Re,i,$"re, (e *!!-* r"r/#!e, i%(ivi(*!/e%$e

- I%$err*&i'% "r &/#i" e% i%

8 (e /e/"ri LASH. EL &i *e(e rer"r/r,e ,$ 100.000 ve&e,

O&i'% (e r"r/&i'% e% &ir&*i$" JI%-&ir&*i$ ,eri! Pr"r/i%.


38/81

59

FIGURA .1/.*P"c 1F((

Desc!"#c"$n de %&s P"nes P"nes F4nc"&n0%es

C"/" *e(e "#,ervr,e e% e! i% RA+ RAANre6C1IN

Si%i6i& 7*e $ie%e vri, 6*%&i"%!i((e,+

RA P"r$ A e%$r(,!i( (ii$!

AN E%$r( %!'i&

re6 Re6ere%&i (e v"!$e ",i$iv

C1IN E%$r( ",i$iv (e &"/r("r C1

E,$, &r&$r),$i&, %" *e(e% *,r,e e% 6"r/ ,i/*!$?%e er" *e(e% &/#ir,e

(*r%$e ! "er&i'% .


39/81

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TABLA ./.*Desc!"#c"$n de P"nes de% 1F((


40/81

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Un"d0d Cent!0% de P!&ces02"ent& CPU

E! CPU re&"%"&e i%,$r*&&i"%e, (i6ere%&i (e "$r", /i&r"&"%$r"!("re, &"% /?, (e

200 i%,$r*&&i"%e,.

E! $ie/" (e e9e&*&i'% (e &( i%,$r*&&i'% e, (e = &i&!", (e re!"9; e>&e$" !, (e ,!$"

7*e (e/"r% (",. E,$" ,i%i6i& 7*e ,i ! ve!"&i(( (e "er&i'% (e! /i&r"&"%$r"!("r

e, (e 20MH: e! $ie/" (e e9e&*&i'% (e &( i%,$r*&&i'% e, (e 200%,. E, (e&ir 7*e e!

r"r/ e9e&*$r? \000.000 (e i%,$r*&&i"%e, "r ,e*%(".

FIGURA .1.*D"0!020 de B%&84es de% 1F((

E! /i&r"&"%$r"!("r PIC1@88B $ie%e $re, $i", (e /e/"ri+

ROM

RAM

EEPROM


41/81

58

B0nc&s de D0t&s

L /e/"ri RAM ,e (ivi(e e% &*$r" #%&", (e ($",. A%$e, (e &&e(er *% rei,$r"

(e#e ,e!e&&i"%r,e e! #%&" e% ("%(e e,$? *#i&(" (i&" rei,$r". L", ITS @ (e!

rei,$r" STATUS ,"% *$i!i:(", r ! ,e!e&&i'% (e #%&",. L", rei,$r", SR /?,

&"/*%e, $ie%e% ! /i,/ (ire&&i'% e% $"(", !", #%&", er/i$ie%(" ,* 6?&i! &&e,".

FIGURA .13.* B0nc& de Me2&!"0 de D0t&s de% 1F((


42/81

;e!e,. P"r e9e/!" 128 > @=.

TERMINALES DE CONEXINK

L", $er/i%!e, (e &"%e>i'% (e !, %$!!, LCD (e &r&$ere, % ,i("

e,$%(ri:(",; ,ie%(" e%er!/e%$e &"/$i#!e, i% i% &"% !" /",$r(" e% !

$#! +

Te!2"n0% N&27!e F4nc"$n Desc!"#c"$n1 ,, E%er) Re6ere%&i 0 . GND2 (( E%er) DC ee A9*,$e C"%$r,$e ri#!e (e 0 = RS C"/%(" Se!e&&i'% (e D$"C"/%(" RW C"/%(" C"%$r"! (e Le&$*rE,&ri$*r@ E C"/%(" H#i!i$&i'%

B D0 ES DATO LS8 D1 ES DATOQ D2 ES DATO

10 D ES DATO11 D= ES DATO12 D ES DATO


50/81

;=

1 D@ ES DATO1= DB ES DATO MS

TABLA ..*T07%0 de Desc!"#c"$n de Te!2"n0%es de C&ne"$n de% LCD

Es84e20 de c&ne"&nesK

FIGURA ..> Es84e20 de c&ne"&nes de %0 #0nt0%%0 LCD.


51/81

CAPTULO /

/. DISEO E IMPLEMENTACIN DEL PROYECTO

A &"%$i%*&i'% ,e (e$!! e! r"&e," (e! (i,e" ! i/!e/e%$&i'% (e! r"e&$".

N*e,$r r*e# i%i&i! %", *(' e%$e%(er e! 6*%&i"%/ie%$" (e !, 6*%&i"%e,

(e! ,e%,"r (e $e/er$*r &"% e! r"$"&"!" ONE-WIRE r "#$e%er ! !e&$*r

(e! /#ie%$e.

&"% !, #,e, (e! r"e&$" (i,e/", e! (ir/ (e #!"7*e,; ("%(e e! PIC

1@88B e, e! &"%$r"!("r e! &*! ,e e%&r ,e "#$e%er !", ($", (e ! $e/er$*r

&e%,(", "r e! DS1820 r vi,*!i:r!" e% ! %$!! LCD. Se (e,rr"!!' e!

!"ri$/" (e! /i&r"&"%$r"!("r; &"% !, 6*%&i"%e, ri%&i!e, 7*e ,e /*e,$r% e%

e! (ir/ (e 6!"9" ! r"r/&i'% ri%&i!.

A%$e, (e (e,rr"!!r !, 6*%&i"%e, (e! r"r/ ri%&i! ,e e,$#!e&i' !,

6*%&i"%e, (e! ,e%,"r DS1820 &"% e! r"$"&"!" "%e-ire *,r &"% ! 6i%!i(( (e

e,$r*&$*rr e! ,i,$e/ (e !e&$*r e%$re e! /i&r"&"%$r"!("r e! ,e%,"r.


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6$ Y000.0000YX

4ns"ned$e/X

J&"dDi,!Te/er$*reJ4ns"ned "nt$e/2ri$eK ^

c&nst 4ns"ned sH&!tRESSHIT TEMPRESOLUTION - 8X

cH0!$e/"!eX

4ns"ned "nt$e/6r&$i"%X

"" c+ec6 i- temperature is neati7e

"J$e/2ri$e _ 0>8000K ^

$e>$`0a b-bX

$e/2ri$e c$e/2ri$e 1X

d

"" e/tract temp(8+ole

$e/"!e $e/2ri$e RESSHITX

"" con7ert temp(8+ole to c+aracters

"J$e/"!e100K

$e>$`0a $e/"!e100 =8X

e%se


54/81

65

$e>$`0a b0bX

$e>$`1a J$e/"!e10K[10 =8X // Extract ten di!it

$e>$`2a $e/"!e[10 =8X // Extract one di!it

"" e/tract temp(-raction and con7ert it to unsined int

$e/6r&$i"% $e/2ri$e ff J=-RESSHITKX

$e/6r&$i"% _ 0>000X

$e/6r&$i"% ] @2X

"" con7ert temp(-raction to c+aracters

$e>$`=a $e/6r&$i"%1000 =8X

// Extract t"ouand di!it

$e>$`a J$e/6r&$i"%100K[10 =8X

// Extract "undred di!it

$e>$`@a J$e/6r&$i"%10K[10 =8X

// Extract ten di!it

$e>$`Ba $e/6r&$i"%[10 =8X

// Extract one di!it

"" print temperature on #$D

L&(O*$J2; ; $e>$KX

d

PROGRAMA PRINCIPALJ&"d/i%JK ^

ANSEL 0X // Confi!ure A# pin a di!ital I/O

ANSELH 0X

L&(I%i$JKX // Initialize $C%

L&(C/(JLCDCLEARKX // Clear $C%

L&(C/(JLCDCURSOROKX // &urn curor off


55/81

6;

L&(O*$J1; 1; Y Te/er$*re+ YKX

"" 'rint deree c+aracter, 9$9 -or $entirades

L&(CrJ2;1;22KX // different $C% diplay "ave different c"ar code for

de!ree

"" i- you see ree6 alp+a letter try typin 1 instead o- 22;

L&(CrJ2;1=;bCbKX

""EKX // Iue command

REA%(SCRA&C+PA%

$e/ ORe(J_PORTA; KX

$e/ JORe(J_PORTA; K ff 8K $e/X

""


56/81

66

/.. Desc!"#c"$n de% #!&'ect& "n0%

/..1. D"0!020 de 7%&84es

FIGURA /.1.*D"0!020 de 7%&84es de% #!&'ect&

P"(e/", "#,ervr 7*e e! PIC 1@88B &"%$r"! !", ($", "#$e%i(", "r e! ,e%,"r (e

$e/er$*r DS1820 ,* ve: !", ($", i%re,(", "r e! $e&!("; &"% ! 6i%!i(( (e

&"/r("r !", ($", (e &( *%" (e e!!", /",$rr !, !r/, re,e&$iv, e% !

LCD &"% ,* re,e&$iv $e/er$*r &e%,(.


57/81

INICIO

Inicializacin de

parmetros

Captura de datos

del DS1820 y

mostrar por laLCD

resiona tecla

!"

#nciende un led y

muestra alarma en

LCD

$emp%ma&"

#nciende

'entilador y

muestra alarma en

LCD

$emp%min"

$emp%ma&correcta"

In(reso de

temperatura

ma&ima

In(reso de

temperatura

minima

$emp%min

correcta"

si

no

si

no

si

no

si

)esetno

no

si

67

/./. A%&!"t2& de% 2"c!&c&nt!&%0d&!


58/81

69

FIGURA /..* A%&!"t2& de% c&nt!&%0d&!

E% e! !"ri$/" (e! &"%$r"!("r ,e i%i&i!i: ri/er" !", *er$",; !*e" e! ,e%,"r (e

$e/er*r e/ie: "#$e%er !", ($", &e%,(", (e! /#ie%$e ! re,i"%r ! $e&!

A (e! $e&!(" ,e i%re,% e! r%" (e $e/er$*r er/i$i("; ,e *r(% e% (",

vri#!e, e% T/> T/i% 7*e !*e" ,"% &"/r(, &"% e! v!"r "#$e%i(" "r e!

,e%,"r; ! ,!ir,e (e! r%" ,e &$iv% !, !r/, re,e&$iv, /",$r(, e% !

%$!! LCD.

/.. P!&!020 #!"nc"#0% de% M"c!&c&nt!&%0d&!


59/81

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60/81

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61/81

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/.3. F4nc"&nes "2#%e2ent0d0s en e% M"c!&c&nt!&%0d&!

/.3.1. In"c"0%"0c"$n


62/81

7$ "(er /",$rr! e%

! %$!! LCD.


65/81

7;


66/81

CAPTULO

. SIMULACIN Y PRUEBAS

A &"%$i%*&i'% (e,&ri#ire/", !, ,i/*!&i"%e, r*e#, (e,rr"!!(, e%

%*e,$r" r"e&$"; e re&!&r e% PROTEUS ,e ,i/*!' e! 6*%&i"%/ie%$" (e!

,i,$e/ &"% e! ,e%,"r DS1820 *$i!i:%(" e! r"$"&"!" "%e-ire; e% &"%9*%$" &"%

! %$!! LCD e! $e&!(" =>=.

M",$rre/", ri/er" !, r*e#, 7*e re!i:/", *$i!i:%(" !, err/ie%$,

r""r&i"%(, (e! r"r/ PROTEUS; $!e, &"/" e! ,e%,"r (e $e/er$*r;

!", #"$"%e, r r/r e! $e&!(" =>=; re,i,$e%&i,; %$!! LCD (e/?,

e!e/e%$r",. T/#i% 6"$", (e! r"e&$" i/!e/e%$(" e% r"$"#"r(

(e/?, ! r*e# re!i:( e% ! !& &"% e! DS1820.


67/81

77

.1. S"24%0c"$n en P!&te4s

A $rv


68/81

79

FIGURA ..* S"24%0c"$n de %0 0%0!20 de% s"ste20 c&n e% sens&! DS1()

P"(e/", "#,ervr *% r*e# (e! ,i,$e/ (e !r/ &"%,$i$*i(" "r e! ,e%,"r

i%$e!ie%$e (e $e/er$*r DS1820 9*%$" &"% e! $e&!(" =>= ! %$!! LCD ! &*!

/*e,$r ! !r/ &*%(" ! $e/er$*r (e! ,i,$e/ ,"#re, e! v!"r (e !

$e/er$*r /?>i/ i%re,(" "r e! *,*ri".


69/81

7:

.. I2#%e2ent0c"$n en #!&t&7&0!d

FIGURA .3.* S"ste20 de A%0!20 c&n e% Sens&! DS1()

E% e,$ 6"$"r6) /",$r/", e! 6*%&i"%/ie%$" (e! ,e%,"r DS1820 r""r&i"%%("

! $e/er$*r (e! /#ie%$e /",$r%("! e% ! %$!! LCD.

FIGURA ..* A%0!20 c&n e% Sens&! DS1()


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7=

./. ES?UEMA DE CONEXIONES DEL CONTROLADOR

A &"%$i%*&i'% /",$r/", ! ,i/*!&i'% e% Pr"$e*, &"% ! *( (e !, err/ie%$,

(e! r"r/ &"/" e,$ &"%e&$(" e! &"%$r"!("r &"% !", (i,$i%$", (i,",i$iv",

e/!er r e! &"%$r"! (e $e/er$*r &"% !r/,.

FIGURA .3.* Es84e20 de C&ne"$n de% M"c!&c&nt!&%0d&!


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CONCLUSIONES YRECOMENDACIONES

1. L"r/", &"%,$r*ir *% ,i,$e/ 7*e er/i$e e! &"%$r"! (e !

$e/er$*r e% *% ,i,$e/ &err(" $rvi/ /)%i/ ,e *r(% e%

(i,$i%$, vri#!e, r !*e" ,* ",$eri"r &"/r&i'% &"/r"#r ,i

e! ,i,$e/ e,$? e,$#!e; ,i ,e (e,e,$#i!i: e! ,i,$e/; ,e e%&e%(er? *%

ve%$i!("r r !"rr v"!ver ,* e,$(" e,$#!e.

=. L, r*$i%, (e! r"$"&"!" "%e-ire r""r&i"%(, "r e! r"r/

/ir"& r" 6"r i& %", er/i$e% &"%ver$ir !", ($", r""r&i"%(",


72/81

"r e! ,e%,"r DS1820 (e #i$, v!"re, $i" &r; r e,$", "(er

e%vir !, 6*%&i"%e, 7*e er/i$e% ! vi,*!i:&i'% (e !", /e%,9e, e%

! %$!! LCD.

. C*%(" ,e i%re, !", v!"re, (e !", r%", /?>i/", /)%i/" (e

$e/er$*r "r e! $e&!(" =>=; ,e (e#e r"&*rr 7*e e,$", v!"re, ,e%

&"r(e, !", r?/e$r", (e! ,e%,"r (e $e/er$*r DS1820 7*e ,"!"

,""r$ v!"re, (e $e/er$*r e%$re -"

C 12 "

C r 7*e e!,i,$e/ $e% *% er6e&$" 6*%&i"%/ie%$".

@. eri6i&r 7*e e! /i&r"&"%$r"!("r $r#9e &"% *% 6re&*e%&i (e !

/e%", =M:; (e#i(" 7*e !, r*$i%, (e ! !i#rer) "%e-ire re7*iere%

e,e r?/e$r" r ! *$i!i:&i'% (e $er/'/e$r", (ii$!e,.

B. Crer *% /"(e!" (e&*(" (e &"/%(", r 7*e ! &"/*%i&&i'%

e%$re e! ,e%,"r e! /i&r"&"%$r"!("r ,e e6i&ie%$e; e,$" e, re,e$%("

e! $ie/" 7*e e! ,e%,"r %e&e,i$ r ! &$*r (e ($",.

8. E, %e&e,ri" *% v"!$9e !eve/e%$e /"r r e%&e%(er e! ve%$i!("r

(*r%$e ! !r/ /?>i/.


73/81

ANEXOS


74/81

ANEXO AK DISEO DE LA TARETA ELECTRNICA

E! (i,e" ,e re!i:' *$!i:%(" !, err/ie%$, (e PROTEUS e% &"%9*%$" &"%

ARES; e /e%&i"%r 7*e ,e (i,e" (", !&,; *% 7*e ,e &"/"%e (e!

/i&r"&"%$r"!("r &"% e! ,e%,"r (e $e/er$*r ! %$!! LCD "$r !& ("%(e

e>&!*,iv/e%$e ,e e%&*e%$r e! $e&!(" =>=.

DISEO PLACA CON MICROCONTROLADOR Y SENSOR


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DISEO TECLADO X


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ANEXO BK ISTA /D DEL DISEO.

E,$ err/ie%$ (e ARES %", er/i$e vi,*!i:r &"/" 7*e(r) e! (i,e" (e

! $r9e$ +

ISTA /D MICROCONTROLADOR


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ISTA /D TECLADO X


78/81

ANEXO CK FOTOGRAFAS DE LA TARETA ELECTRNICA.

E,$, 6"$"r6), /*e,$r% e! re,*!$(" (e *% e6i&: *," (e !, err/ie%$, (e

PROTEUS ARES (e/?, (e ! &ie%&i (e,$re: 7*e re7*iere ,"!(r !"

e!e/e%$",.

ALARMA DE TEMPERATURA ALTA


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ALARMA DE TEMPERATURA BAA


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BIBLIOGRAFA

1. Wiie(i; 1-Wire +

Htt#Kes.:"-"#ed"0.&!:"-"1*+"!e; FecH0 de C&ns4%t0+ 20112010 .

2. S&ri#( ; Pr"$"&"!" 1 Wire X

Htt#K:::.sc!"7d.c&2d&c151(P!&t&c&%&*1*+"!eX FecH0 deC&ns4%t0K 21112010.

. Mir"e!e&$r'%i& ; PIC Mi&r"&"%$r"!!er, 4 Pr"r//i% i% C X

Htt#K:::.2"-!&e.c&2encH0#te!sJ"e:5c0#"t4%&*1*e%*24nd&*de*%&s*2"c!&c&nt!&%0d&!esX FecH0 de C&ns4%t0 K 2112010.

=. Mir"e!e&$r'%i& ; Mir"C r" 6"r Pi&X

Htt#K:::.2"-!&e.c&2en#!&d4ctsJ"e:2"-!&c*#!&*&!*#"cX FecH0de C&ns4%t0K 2112010.
http://es.wikipedia.org/wiki/1-Wirehttp://www.scribd.com/doc/24421918/Protocolo-1-Wirehttp://www.mikroe.com/eng/chapters/view/79/capitulo-1-el-mundo-de-los-microcontroladores/http://www.mikroe.com/eng/chapters/view/79/capitulo-1-el-mundo-de-los-microcontroladores/http://www.mikroe.com/eng/products/view/7/mikroc-pro-for-pic/http://es.wikipedia.org/wiki/1-Wirehttp://www.scribd.com/doc/24421918/Protocolo-1-Wirehttp://www.mikroe.com/eng/chapters/view/79/capitulo-1-el-mundo-de-los-microcontroladores/http://www.mikroe.com/eng/chapters/view/79/capitulo-1-el-mundo-de-los-microcontroladores/http://www.mikroe.com/eng/products/view/7/mikroc-pro-for-pic/


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. Mi&r"&i ; H"9 (e D$", PIC 1@88B X

Htt#K::1.2"c!&cH"#.c&2d&:n%&0dsenDeJ"ceD&c151F.#d X FecH0de C&ns4%t0K 2112010 .

@. S,$r"%i> ; H"9 (e D$", Se%,"r DS1820; DS18S20 X

Htt#K:::.s'st!&n".c&2Res&4!ceds1().#d FecH0 de C&ns4%t0K2112010 .

B. I%. Mr&e!" E. R"/e"; Di,",i$iv", (e Me(i&i'% (e Te/er$*r Herr/ie%$, (e De,rr"!!" X

2e!&2e&e%ec!&n.!70.4tn.ed4.0! X FecH0 C&ns4%t0 K 2Q112010
http://ww1.microchip.com/downloads/en/DeviceDoc/41291F.pdfhttp://www.systronix.com/Resource/ds1820.pdfmailto:[email protected]://ww1.microchip.com/downloads/en/DeviceDoc/41291F.pdfhttp://www.systronix.com/Resource/ds1820.pdfmailto:[email protected]

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