UNIVERSIDAD POLITÉCNICA POLITÉCNIC A SALESIANA
LABORATORIO DE SISTEMAS MICROPROCESADOS MICROPROCESA DOS II
Fecha: 27/04/2016
INFORME PRÁCTICA Nº2 MANEJO DEL MÓDULO GLCD Cahe!a" Ma#$%a &a' Fe('a')* +cahe'a",e"-.".e).ec
Pa(e)e" R*)(e% Sa'-$a* A')(" "a(e)e"(1,e"-.".e).ec
V$##a((*e# De#a)* S-a#$' Pa-($c$* "3$##a((*e#,e"-.".e).ec
RESUMEN:
FLAS@ "e($*( a #a )e #*" PIC )e #a >a9$#$a 16F. I)ea# a(a ee!a" *-e'c$a" 'a'*3a-$* ; a#$cac$*'e" )e c*'ec-$3$)a) e
$c$a' )e #a )$"*'$<$#$)a) )e #*" -(e" e(-*" e(-*" "e($a#e": "e($a#e": FSUSB FSUSB 12 M<$-/" M<$-/" IC ; SPI ha"-a 10 M<$-/". S (a' caac$)a) )e 9e9*($a RAM a(a a#9ace'a9$e'-* -e9*(a# ; " 9e9*($a FLAS@ )e (*(a9a 9e+*(a)a" hace' e "ea $)ea# a(a e# c*'-(* c*'-(*## $'-e( $'-e(a)* a)* ; a#$ca a#$cac$* c$*'e" 'e" )e 9*'$-* 9*'$-*(e* (e* e (e (e$e $e(e (e' ' c*'e c*'e?$ ?$' ' e($ e($) )$c $ca a c*' c*' ' *()e *()e'a 'a)* )*( ( e("*'a# a -(a3" )e USB a(a #a ca(a / )e"ca(a )e )a-*" ; / * ac-a#$%ac$*'e" )e > $(9a(e.
En la pres presen ente te prác prácti tica ca se real realiz izó ó la programación, simulación y posteriormente se armó un circuito para el manejo del módulo GLCD y con base en los conocimien conocimientos tos adquiridos adquiridos previament previamente e acerca acerca de P! e interrupciones, se pudo desarrollar un código que cumpla con los enunciados requeridos
KEYS WORDS: WORDS: PIC 1F4550 LCD I'-e((c$*'e" P8M.
1. OBJETIVOS
E'-(e "" ($'c$a#e" ca(ac-e("-$ca" e"-=':
1.1 OBJETIVO GENERAL
G •
I9#e9e'-a( ' "$"-e9a e'e(a)*( )e "e!a#e" -$#$% -$#$%a)a a)a"" e' e# ca9* ca9* )e #a E#ec-( E#ec-('$ '$ca ca ; 3$"a#$%a(#a" "*<(e 'a a'-a##a (=>$ca c*' #a >$'a >$'a#$#$)a )a) ) )e -$# -$#$% $%a( a( #a 9a;* 9a;*(( ca'ca'-$) $)a) a) )e (ec (ec(" ("*" *" ; >'c >'c$* $*'e 'e"" )$" )$"*' *'$< $<#e #e"" e' #a" #a" #$<(e(a" )e# c*9$#a)*( C.
G G G G G
1.2 OBJETIVOS ESPECIFICOS •
•
•
G
I'3e"I'3e"-$a $a(( #a >*(9a >*(9a )e *e(ac *e(ac$' $' )e# LCD LCD a(a (a>$ca( >'c$*'e". I)e' I)e'-$ -$>$ >$ca ca(( #*" #*" (e$ (e$""-(* (*"" 'ece 'ece"a "a($ ($*" *" )e# )e# 9$c( 9$c(*c *c*' *'-( -(*# *#a) a)*( *( PIC1 PIC1F F45 4550 50 a(a a(a )a( )a( ($* ($*($ ($)a )a) ) )e acc$ acc$' ' a e3e' e3e'-* -*"" e?-e e?-e(' ('*" *" a# 9$c(*c*'-(*#a)*(. E"- E"-)$ )$a( a( #a c*'> c*'>$ $( (ac ac$ $' ' )e (e$ (e$""-(* (*"" )e# )e# 9$c(*c*'-(* 9$c(*c*'-(*#a)*( #a)*( PIC1F455 PIC1F4550 0 a(a *<-e'e( *<-e'e( 'a "e!a# )e 3*#-a+e DC 3a($a'-e e' e# -$e9*.
G G G
G G
2. MARCO TEÓRICO
Pe( Pe(-* -* USB USB V2. V2.0 0 e e e e)e )e -(a< -(a c*'>$ $( (a< a<#e #e *( "*>-a(e . P$'e P$'e"" c*' "a#$ "a#$)a )a )e a#-a a#-a c*(( c*(($e $e''-e e )e ha"-a ha"-a 25 9A. 4 TIM TIMERS ERS )e #*" #*" ca# ca#e" e":: ha"ha"-a a 2 e) e)e' e' "e( "e( -$#$%a)*" c*9* 9*)#*" )e ca-(a/c*9a(ac$'/P8M. Pe(-* USART c*' "**(-e a(a c*9'$cac$*'e" MSSP SPI e IC. @a"@a"-a a 1 1 ca' ca'a# a#e" e" ADC ADC )e )e 10 10 <$<$-". ". Me9* Me9*($ ($a a FLAS FLAS@ @ c*' c*' 100 10000 000 0 c$c# c$c#*" *" )e #ec#ec-( (a" a" e"c($-(a -$c*". Me9*($a EEPROM c*' c*' 1000000 c$c#*" )e #ec-(a #ec-(a e"c($-(a e"c($-(a -$c*" ; (e-e'c$' (e-e'c$' )e )a-*" )e ha"-a 40 a!*". P(* P(*(a (a9a 9ac$ c$' ' c*' c*' c*) c*)$ $* * )e )e (* (*-e -ecc cc$ $'. '. P(* P(*(a (a9a 9ac$ c$' ' ICSP ICSP 3$a 3$a )*" )*" $'e $'e". ".
E# PIC 1F4550 *"ee 'a a($-ec-(a -$* @a()3a() ;a e )$"*'e )e )$>e(e'-e" <"e" a(a acce)e( a #a 9e9*($a )e (*(a9a * a #a 9e9*($a )e )a-*". E"-* '*" )a #a *c$' )e acce)e( a #a 9e9*($a )e )a-*" a(a e+ec-a( 'a $'"-(cc$' 9$e'-(a" "e #ee )e #a 9e9*($a )e (*(a9a #a "$$e'-e $'"-(cc$'.
2.1. PIC18F4! E# PIC1 IC1F45 F4550 50 e" '* '* )e #*" #*" 9a" 9a" * *#a( #a(e" e" 9$c(*c*'-( 9$c(*c*'-(*#a)*( *#a)*(e" e" ca')* ca')* )e c*'ec-$3$)a) c*'ec-$3$)a) USB "e -(a-a -(a-a -a9<$' -a9<$' ce'-a ce'-a c*' 9e9*($a RAM EEPROM ; 1
UNIVERSIDAD POLITÉCNICA SALESIANA
LABORATORIO DE SISTEMAS MICROPROCESADOS II
Fecha: 27/04/2016 E" )ec$( *)e9*" acce)e( )e >*(9a "$9#-='ea a a9
9*'*c(*9=-$c* <#a'c* ; 'e(* c*' ' -a9a!* )e 1264 $?e#e" ; c*' ' c*'-(*#a)*( HS010.
E# B" )e 9e9*($a )e (*(a9a: E"-= >*(9a)* *( 21 #'ea" )e )$(ecc$' 16 #$'ea" a(a $'"-(cc$*'e" ; #$'ea" a(a )a-*".
E# *($e' )e #a a'-a##a )e# LCD e" #a e"$'a "e($*( $%$e()a "e' "e 9e"-(a e' #a "$$e'-e >$(a. La )$(ecc$' "e e?-$e')e hac$a #a )e(echa ; #a )$(ecc$' "e e?-$e')e hac$a #a a(-e $'>e($*( )e #a a'-a##a. E' #a )$(ecc$' #*" ?e#e" 3a' )e 0 a 127 9$e'-(a" e e' #a )$(ecc$' #*" ?e#e" 3a' )e 0 a 6. La c**()e'a)a 127 6 (e(e"e'-a #a e"$'a $'>e($*( )e(echa )e #a a'-a##a.
E# B" )e 9e9*($a )e )a-*": C*9e"-* *( 12 #'ea" )e )$(ecc$' ; #'ea" )e )a-*" K1.
F"#$%& 1. E'(&)*$+&,- ,+ PIC 18F4!
2.2. GLCD F"#$%& 2. R)%*'/&("0' ,+ GLCD
U' LCD (=>$c* LCD e" 'a a'-a##a )e c($"-a# #$)* c;a (e"*#c$' e" 9e)$)a e' $?e#e" ; #a ca# (**(c$*'a ' 9-*)* a3a'%a)* a(a 3$"a#$%a( 9e'"a+e". M$e'-(a" e ' LCD )e ca(ac-e(e" e)e 3$"a#$%a( "#* ca(ac-e(e" a#>a'9($c*" e# LCD (=>$c* e)e 3$"a#$%a( #*" 9e'"a+e" e' >*(9a )e )$<+*" ; 9aa" )e <$-". L*" LCD (=>$c*" e(9$-e' $9($9$( >(a9e'-*" )e #'ea" h*($%*'-a#e" * 3e(-$ca#e" (ec-='#*"
E' #a "$$e'-e -a<#a "e 9e"-(a' #a" )e"c($c$*'e" )e #*" 20 $'e" )$"*'$<#e" e' e# 9)#* LCD A 1264C e "e -*9a(= c*9* (e>e(e'c$a e' e"-a (=c-$ca. L*" )*" ($9e(*" $'e" 1 ; 2 "*' #*" $'e" )e "e#ecc$' )e ch$ a(a e# #a)* $%$e()* ; )e(ech* )e# c*'-(*#a)*( )e #a a'-a##a. E"-*" $'e" "*' ac-$3a)*" e' a<($ca'-e.
L*" LCD" "*' c*9'9e'-e -$#$%a)*" e' 9cha" a#$cac$*'e" c$e'->$ca" e' #a" e "e )e"ea 3$"a#$%a( )a-*" (=>$c*" c*9* ' (=>$c* )e $c* )e #'ea" ?; *( e+e9#* ' (=>$c* e 9e"-(e e# ca9<$* )e -e9e(a-(a c*' e# -$e9* ; a" "ce"$3a9e'-e. L*" LCD" -a9<$' "e -$#$%a' e' 9cha" a#$cac$*'e" )e c*'"9* -a#e" c*9* -e#>*'*" 93$#e" (e(*)c-*(e" MP "$"-e9a" PS +e*" +e-e" e)ca-$3*" e'-(e *-(a". O-(a =(ea )e a#$cac$' $9*(-a'-e )e #*" LCD" e"-= e' #a a-*9a-$%ac$' ; c*'-(*# $')"-($a# )*')e 3a($a" ca(ac-e("-$ca" )e #a #a'-a e)e' "e( >=c$#9e'-e 9*'$-*($%a)a" * ca9<$a)a".
T&+& 1. D*(%")("0' , +-* )"'* ,+ GLCD
Ac-a#9e'-e e' e# 9e(ca)* e?$"-e' 3a($a" a'-a##a" LCD a" c*9* #*" c*'-(*#a)*(e" e )e-e(9$'a' " >'c$*'a9$e'-*. Pa(a a#$cac$*'e" ee!a" '* )e #*" 9=" c*9'9e'-e -$#$%a)*" e" e# LCD
E# 9)#* A1264C >'c$*'a c*' 'a >e'-e )e a#$9e'-ac$' )e 50 V. E# $' '9e(* 6 D/I e" )e
2
UNIVERSIDAD POLITÉCNICA SALESIANA
LABORATORIO DE SISTEMAS MICROPROCESADOS II
Fecha: 27/04/2016 Da-a/I'"-(c-$*' -a9<$' ##a9a)* Re$"-e( Se#ec- RS. L*" )a-*" )e <$-" a#$9e'-a)*" a #*" $'e" D0D7 )e# LCD "*' (ec$<$)*" *( e# ch$ c*'-(*#a)*( )e# LCD c*9* ' c*9a')* "$ D/I 0 ; c*9* )a-*" "$ D/I e" 1. L*" $'e" R/8 ; E -$e'e' "$9$#a(e" >'c$*'e" c*9* e' ' 9)#* LCD $+a )e*')* $' 1Q a(a #$9$-a( #a c*(($e'-e. U' *-e'c$9e-(* e?-e('* '*(9a#9e'-e 10 H e"-= c*'ec-a)* e'-(e #*" $'e" VDD ; VEE a(a a+"-a( e# 3*#-a+e )e >'c$*'a9$e'-* )e# LCD c*'-(a"-e e' e# $' V* K1
0 I'h$($c*". 1 @a<$#$-a #a" $'-e((c$*'e" )e")e #*" e($>($c*". 0 I'h$($c*". E' MCU c*' ' "*#* e($>($c* e)e "e( EEIE * ADIE B$- 5 T0IE: T$9e( 0 O3e(>#* I'-e((E'a<#e <$- )e ha<$#$-ac$' )e# T$9e( 0. 1 @a<$#$-a #a $'-e((c$' c*' e# )e"<*()a9$e'-* )e# T$9e( 0. 0 I'h$
2.. INTERRUPCIONES I'-e((9e' #a e+ecc$' )e ' (*(a9a ; a"a' a #a (-$'a )e "e(3$c$* )e# e3e'-* e (*3*ca #a $'-e((c$'.
B$- RBIE: RB P*(- Cha'e I'-e((- E'a<#e <$- )e ha<$#$-ac$' )e $'-e((c$' c*' e# ca9<$* )e RB7:RB4 1 @a<$#$-a #a $'-e((c$'. 0 I'h$#* I'-e((- F#a. 1 I'-e((c$' (*)c$)a *( e# )e"<*()a9$e'-* )e# T$9e( 0 )e
E# 3ec-*( )e $'-e((c$' "e e'ce'-(a e' #a )$(ecc$' 04@ )e #a 9e9*($a )e (*(a9a. A# -e(9$'a( #a (-$'a )e "e(3$c$* RETFIE "e (e-*9a e# (*(a9a e' e# '-* )e (-(a. Fe'-e" )e $'-e((c$': •
• • •
•
• • •
•
•
P$' INT ca9<$* e' #*" -e(9$'a#e" )e# e(-* B RB7:RB4. O3e(>#* e' #*" -e9*($%a)*(e". Ca9<$* e' e# c*9a(a)*(. F$' )e e"c($-(a e' #a 9e9*($a EEPROM )e )a-*". Re#ac$*'a)a" c*' e# Pe(-* Pa(a#e#* E"c#a3* c*' #a USART c*' e# >$' )e c*'3e("$' A/D ; e' e'e(a# c*' #*" 9)#*" e($>($c*" c*' e e)e c*'-a( 'a MCU. e"-$' )e $'-e((c$*'e" 9e)$a'-e (e$"-(*": INTCON: (e$"-(* e'e(a# )e c*'-(*# ; e"-a)*. E' >'c$' )e #*" e($>($c*" )$"*'$<#e" *( 'a MCU: PIE1 PIE2 Pe($hea# I'-e((- E'a<#e ha<$#$-a' #a" $'-e((c$*'e" )e ca)a e($>($c*. PIR1 ; PIR2 Pe($hea# I'-e((- F#a Re$"-e(" $)e'-$>$ca' e# e($>($c* e $'-e((9e.
2.4. MÓDULO PWM E# M*)#* P8M )e# PIC 16F77 -$e'e 'a (e"*#c$' 9=?$9a )e 10 <$- ; " "a#$)a "e -*9a )e# $' RC2 *( #* ca# )e$(a)* c*9* "a#$)a e' e# (e$"-(* T($" C.
REGISTRO INTCON F"#$%& 4. P"'* , (-'3"0' )&%& + PWM ,+ "(%-(-'/%-+&,-%
F"#$%& . REGISTRO INTCON
B$- 7 IE: #*
2.4.1. P%"-,- PWM
3
UNIVERSIDAD POLITÉCNICA SALESIANA
LABORATORIO DE SISTEMAS MICROPROCESADOS II
Fecha: 27/04/2016 E# Pe($*)* )e# M*)#* P8M e" c*'>$(a)* )a')* ' 3a#*( a# (e$"-(* PR2. E"-e e($*)* e)e "e( ca#c#a)* "a')* #a "$$e-e >*(9#a:
4. DESARROLLO Y PROCEDIMIENTO C*9* ($9e( a"* "e (ea#$%a #a (*(a9ac$' )e ca)a '* )e #*" e''c$a)*" (*e"-*" e' e# "*>-a(e M$Y(*C #a (=c-$ca ce'-a c*' #$-e(a#e" 9=" e# #$-e(a# a)$c$*'a# (*e"-* *( e# a;)a'-e )e #a<*(a-*($* #*" ca#e" (e
P8M Pe($*) KPR2 1 G 4 G TOSC G P(e"ca#e )e# T$9e( 2 C*9* ;a e" "a<$)* #a >(ece'c$a e"-a )e-e(9$'a)a *( 1/Pe($*)* P8M ca')* e# 3a#*( )e# T$9e( 2 a#ca'%a e# 3a#*( )e PR2 #*" "$$e'-e" e3e'-*" *c((e' e' e# "$$e'-e c$c#* )e -$e9*:
Se "$9#a e# >'c$*'a9$e'-* e' e# "$9#a)*( P(*-e" a(9a')* e# c$(c$-* ; (a-a(e 9e'c$*'a)*. De"" )e *<-e'e( e# >'c$*'a9$e'-* )e"ea)* "e (*ce)e a (a"$c* 9e)$a'-e ' (a-a(e PICY$- 2 ; c*#*ca(#* e' e# (*-*<*a() a(a *'e(#* e' >'c$*'a9$e'-*.
TMR2 e" #$9$a)*. E# $' CCP1 e" e"-* a 1. E# Pe($*)* )e -(a
2.4.2. CICLO DE TRABAJO DEL PWM
. ANÁLISIS DE RESULTADOS
E# c$c#* )e -(a*(9#a:
.1. ENUNCIADO 1 Me)$a'-e e# "* )e ' #"a)*( c*'ec-a)* e' e# -e(9$'a# RB0 INT0 ha<$#$-e #a e'e(ac$' )e 'a "e!a# -$* "e'*$)a# )e a9#$-) 5V #a 9$"9a e "e 3$"a#$%a(= e' e# LCD ; e' #a a'-a##a )e ' *"c$#*"c*$*.
T$e9* )e T(a$ca( e# c$c#* )e -(a
Se a'a#$% e' e"-e e''c$a)* #a $9*(-a'c$a )e #a -$#$%ac$' )e #*" #"a)*(e" ; #a c*((ec-a -$#$%ac$' )e Vec-*(e" a(a #a (e"ec-$3a 3$"a#$%ac$' )e #a "e!a# Se'*$)a# e' #a LCD -e'$e')* e' ce'-a e a(a e "e e+ec-e e# (*ce"* (e"ec-$3* "e " 'a >'c$' )e I'-e(( e' e"-e ca"* INTCON.
T$e9* )e -(a
. MATERIALES Y E5UIPO • • • • • • • • • • •
S$' *#3$)a("e e #a e'e(ac$' )e #a *')a "e'*$)a# e" c(ea)a 9e)$a'-e )*" 3ec-*(e" e (ea#$%a' $ca #a "e!a# "e'*$)a#.
PIC 1F4550 LCD Fe'-e )e 5V DC Ca<#e" )e c*'e?$' P(*-*<*a() Re"$"-e'c$a" )e 3a($*" 3a#*(e" Caac$-*(e" )e 22F C($"-a# 4M@% P#"a)*(e" P'-a )e *"c$#*"c*$* Ta(+e-a (*(a9a)*(a a(a 9$c(*c*'-(*#a)*(e"
F"#$%& . G'%&("0' , +& *6&+ *'-",&+ 4
UNIVERSIDAD POLITÉCNICA SALESIANA
LABORATORIO DE SISTEMAS MICROPROCESADOS II
Fecha: 27/04/2016
.2. ENUNCIADO 2 .4 ENUNCIADO ADICIONAL
Me)$a'-e e# "* )e ' #"a)*( c*'ec-a)* e' e# -e(9$'a# RB1 INT1 ha<$#$-e #a e'e(ac$' )e 'a "e!a# -$* )$e'-e )e "$e((a )e a9#$-) 5V #a 9$"9a e "e 3$"a#$%a(= e' e# LCD ; e' #a a'-a##a )e ' *"c$#*"c*$*.
E' e"-a a(-e )e #a (=c-$ca "e #a'-e ' (*<#e9a e# ca# "e )e<a 9*"-(a( )*" )$>e(e'-e" $9=e'e" a# (e"$*'a( )$"-$'-*" #"a)*(e"[ e' e"-a a(-e "e e)e a'a#$%a( e a(a #a e'e(ac$' )e 'a $9ae' ($9e(* ha; e c*'3e(-$(#a e' e# "*>-a(e )e Pa$'- #a $9ae' )e"ea)a a 'a e"ca#a c*((ec-a #a 9$"9a e a#ca'%a(a e' 'e"-(a LCD e' 'e"-(* ca"* 12 ? 64 ?e#e" e' ' >*(9a-* <9 e' 9aa )e <$-" 9*'*c(*9=-$c* )e<$)* a e 'e"-(a LCD e" )e e"a" ca(ac-e("-$ca".
A# $a# e a(a #a e'e(ac$' )e #a *')a "e'*$)a# "e "a )*" 3ec-*(e" e hace' " (e"ec-$3* $cac$'. C*9* e' e# ca"* a'-e($*( a(a acce)e( a e"-e e''c$a)* "e c(ea (e"ec-$3a9e'-e 'a >'c$' )e $'-e((c$' $'-e(( #a 9$"9a e ac-$3a e"-e (*ce"* ; c$e((a e# a'-e($*(.
F$'a#9e'-e "e -(a'">*(9a e"-a $9ae' e' c)$* )e (*(a9ac$' a(a M$Y(*C #a 9$"9a e (e"#-a )e 9cha -$#$)a) e"-a a#$cac$' e' e# 9*9e'-* )e "a( 'a a'-a##a a(a a'$9a( ' (*ce"*. E' e'e(a#[ e' -*)*" #*" ca"*" "e )* a'a#$%a( e e" 'ece"a($* e# "* )e )*" a9#$>$ca)*(e" *e(ac$*'a#e" a(a #a (e"ec-$3a a#$cac$' )e #a" "e!a#e" e'e(a)a" *( e# 9$c(* ; (e"ec-$3a9e'-e 3$"a#$%a)a" e' e# *"c$#*"c*$*.
F"#$%& 7. G'%&("0' , +& *6&+ ,"'/ , *"%%&
. ENUNCIADO Me)$a'-e e# "* )e ' #"a)*( c*'ec-a)* e' e# -e(9$'a# RB2 INT2 ha<$#$-e #a e'e(ac$' )e 'a "e!a# -$* ca)(a)a )e a9#$-) 5V #a 9$"9a e "e 3$"a#$%a(= e' e# LCD ; e' #a a'-a##a )e ' *"c$#*"c*$*. F"#$%& 8. I9#'* (&%#&,&* ' +& GLCD
E"-e ca"* e" e# 9$"9* e #*" )*" a'-e($*(e" "a')* 'a $'-e((c$' a(a $'(e"a( a# (*<#e9a #a'-ea)*[ a(a e"-e -$* )e *')a "$9#e9e'-e "e " e# P8M e'e(a)* c*' 'a a9#$-) )e 53 ; a(a " (e"ec-$3a (a>$ca e' #a LCD "e e"ca# #a (=>$ca c*9* e' -*)*" #*" a'-e($*(e" ca"*".
7. CONCLUSIONES •
•
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UNIVERSIDAD POLITÉCNICA SALESIANA
LABORATORIO DE SISTEMAS MICROPROCESADOS II
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