ARDUINO WITH PHP CONNECTIONS TO THE PHYSICAL WORLD Created by / Thomas Weinert @ThomasWeinert 

ARDUINO Arduino is an open-source electronics prototyping platform based on flexible, easy-to- use hardware and software. It's intended for artists, designers, hobbyists and anyone interested in creating interactive objects or environments. 

ARDUINO UNO 

ARDUINO MEGA 

SHIELDS HTTP://SHIELDLIST.ORG/ 

NETWORK 

PROTOTYPE 

MOTOR 

ARDUINO NANO 

NANO ON BREADBOARD 

NANO ON BASE 

BREADBOARD 

BREADBOARD HALFSIZE 

BREADBOARD SCHEMA 

BREADBOARD IN USE 

BREADBOARD IN USE 

FRITZING http://fritzing.org 1 1 5 5 10 10 15 15 20 20 25 25 30 30 A A B B C C D D E E F F G G H H I I J J 

ARDUINO IDE 

No content

FIRMATA 

FIRMATA PROTOCOL Midi Based Pin Status Pin Manipulation Extended Commands 

FIRMATA TEST 

FIRMATA TEST PHP 

No content

PHP - SERIAL PORTS + Just streams - Console commands for configuration 

WINDOWS - fread() blocks until it gets data. 

SERPROXY 

CARICA CHIP $ l e d = n e w C a r i c a \ C h i p \ L e d ( $ b o a r d - > p i n s [ 1 3 ] ) ; $ l e d - > s t r o b e ( ) - > o n ( ) ; 

CARICA CHIP $ l e d = n e w C a r i c a \ C h i p \ L e d ( $ b o a r d - > p i n s [ 1 3 ] ) ; $ l e d - > p u l s e ( ) - > o n ( ) ; 

CARICA CHIP $ l e d = n e w C a r i c a \ C h i p \ L e d ( $ b o a r d - > p i n s [ 1 3 ] ) ; $ l e d - > b r i g h t n e s s ( 0 . 5 ) - > p u l s e ( ) - > o n ( ) ; 

CARICA FIRMATA $ b o a r d - > a c t i v a t e ( ) - > d o n e ( f u n c t i o n ( ) u s e ( $ b o a r d ) { $ l e d = n e w C a r i c a \ C h i p \ L e d ( $ b o a r d - > p i n s [ 1 3 ] ) ; $ l e d - > s t r o b e ( ) - > o n ( ) ; } ) ; C a r i c a \ I o \ E v e n t \ L o o p \ F a c t o r y : : r u n ( ) ; 

BASIC BLINK $ b o a r d - > p i n M o d e ( 1 3 , 0 x 0 1 ) ; w h i l e ( T R U E ) { $ b o a r d - > d i g i t a l W r i t e ( 1 3 , 0 x F F ) ; s l e e p ( 1 ) ; $ b o a r d - > d i g i t a l W r i t e ( 1 3 , 0 x 0 0 ) ; s l e e p ( 1 ) ; } 

BASIC BLINK OOP $ b o a r d - > p i n s [ 1 3 ] - > m o d e = C a r i c a \ F i r m a t a \ P i n : : M O D E _ O U T P U T ; w h i l e ( T R U E ) { $ b o a r d - > p i n s [ 1 3 ] - > d i g i t a l = ! $ b o a r d - > p i n s [ 1 3 ] - > d i g i t a l ; s l e e p ( 1 ) ; } 

BLINK NONBLOCKING $ l o o p = I o \ E v e n t \ L o o p \ F a c t o r y : : g e t ( ) ; $ b o a r d - > a c t i v a t e ( ) - > d o n e ( f u n c t i o n ( ) u s e ( $ b o a r d , $ l o o p ) { $ p i n = $ b o a r d - > p i n s [ 1 3 ] ; $ p i n - > m o d e = F i r m a t a \ P i n : : M O D E _ O U T P U T ; $ l o o p - > s e t I n t e r v a l ( f u n c t i o n ( ) u s e ( $ p i n ) { $ p i n - > d i g i t a l = ! $ p i n - > d i g i t a l ; } , 1 0 0 0 ) ; } ) ; $ l o o p - > r u n ( ) ; 

CARICA IO Event Loop Event Emitter Promises 

EVENT LOOP 

JAVASCRIPT EXAMPLE v a r e = d o c u m e n t . g e t E l e m e n t B y I d ( ' o u t p u t ' ) ; v a r c o u n t e r = 0 ; v a r i n t e r v a l = w i n d o w . s e t I n t e r v a l ( f u n c t i o n ( ) { e . t e x t C o n t e n t = e . t e x t C o n t e n t + c o u n t e r . t o S t r i n g ( ) + ' , ' ; c o u n t e r + + ; } , 1 0 0 0 ) ; 

PHP EXAMPLE $ l o o p = C a r i c a \ I o \ E v e n t \ L o o p \ F a c t o r y : : g e t ( ) ; $ l o o p - > s e t I n t e r v a l ( f u n c t i o n ( ) { s t a t i c $ i = 0 ; e c h o $ i + + ; } , 1 0 0 0 ) ; $ l o o p - > r u n ( ) ; 

PROMISES They describe an object that acts as a proxy for a result that is initially unknown, usually because the computation of its value is yet incomplete. 

JAVASCRIPT EXAMPLE j Q u e r y . g e t ( ' h e l l o - w o r l d . x m l ' ) . d o n e ( f u n c t i o n ( x m l ) { a l e r t ( ' l o a d e d . ' ) ; } ) ) ; 

PHP EXAMPLE $ m y s q l O n e = n e w C a r i c a \ I o \ D e f e r r e d \ M y S Q L ( n e w m y s q l i ( ' l o c a l h o s t ' ) ) ; $ m y s q l T w o = n e w C a r i c a \ I o \ D e f e r r e d \ M y S Q L ( n e w m y s q l i ( ' l o c a l h o s t ' ) ) ; $ t i m e = m i c r o t i m e ( T R U E ) ; $ d e b u g = f u n c t i o n ( $ r e s u l t ) u s e ( $ t i m e ) { v a r _ d u m p ( i t e r a t o r _ t o _ a r r a y ( $ r e s u l t ) ) ; v a r _ d u m p ( m i c r o t i m e ( T R U E ) - $ t i m e ) ; } ; $ q u e r i e s = C a r i c a \ I o \ D e f e r r e d : : W h e n ( $ m y s q l O n e ( " S E L E C T ' Q u e r y 1 ' , S L E E P ( 5 ) " ) - > d o n e ( $ d e b u g ) , $ m y s q l T w o ( " S E L E C T ' Q u e r y 2 ' , S L E E P ( 1 ) " ) - > d o n e ( $ d e b u g ) ) ; C a r i c a \ I o \ E v e n t \ L o o p \ F a c t o r y : : r u n ( $ q u e r i e s ) ; 

EVENT EMITTER $ s t r e a m = n e w S t r e a m \ F i l e ( ' c : / t m p / s a m p l e . t x t ' ) ; $ s t r e a m - > e v e n t s ( ) - > o n ( ' r e a d - d a t a ' , f u n c t i o n ( $ d a t a ) { e c h o $ d a t a ; } ) ; $ s t r e a m - > e v e n t s ( ) - > o n ( ' e r r o r ' , f u n c t i o n ( $ e r r o r ) u s e ( $ l o o p ) { e c h o $ e r r o r ; $ l o o p - > s t o p ( ) ; } ) ; 

INTERACTION 

HTTPSERVER u s e C a r i c a \ I o \ N e t w o r k \ H t t p ; $ r o u t e = n e w H t t p \ R o u t e ( ) ; $ r o u t e - > m a t c h ( ' / h e l l o / { n a m e } ' , f u n c t i o n ( H t t p \ R e q u e s t $ r e q u e s t , $ p a r a m e t e r s ) { $ r e s p o n s e = $ r e q u e s t - > c r e a t e R e s p o n s e ( n e w H t t p \ R e s p o n s e \ C o n t e n t \ S t r i n g ( " H e l l o " . $ p a r a m e t e r s [ ' n a m e ' ] . " ! \ n " ) ) ; r e t u r n $ r e s p o n s e ; } ) ; 

FILES $ r o u t e - > m a t c h ( ' / h e l l o ' , n e w H t t p \ R o u t e \ F i l e ( _ _ D I R _ _ . ' / f i l e s / h e l l o . h t m l ' ) ) ; $ r o u t e - > s t a r t s W i t h ( ' / f i l e s ' , n e w H t t p \ R o u t e \ D i r e c t o r y ( _ _ D I R _ _ ) ) ; $ s e r v e r = n e w C a r i c a \ I o \ N e t w o r k \ H t t p \ S e r v e r ( $ r o u t e ) ; $ s e r v e r - > l i s t e n ( 8 0 8 0 ) ; 

INTERACTIVE LED 

HTML FILE < ! D O C T Y P E h t m l > < h t m l > < h e a d > < t i t l e > L e d S w i t c h < / t i t l e > < / h e a d > < b o d y > < f o r m a c t i o n = " . / s w i t c h / o n " t a r g e t = " i f r a m e " > < b u t t o n t y p e = " s u b m i t " > O n < / b u t t o n > < / f o r m > < f o r m a c t i o n = " . / s w i t c h / o f f " t a r g e t = " i f r a m e " > < b u t t o n t y p e = " s u b m i t " > O f f < / b u t t o n > < / f o r m > < i f r a m e s t y l e = " w i d t h : 2 0 0 p x ; h e i g h t : 4 0 p x ; b o r d e r : n o n e ; " s r c = " a b o u t : b l a n k " n a m e = " i f r a m < / b o d y > < / h t m l > 

PHP SERVER u s e C a r i c a \ I o \ N e t w o r k \ H t t p ; $ b o a r d - > a c t i v a t e ( ) - > d o n e ( f u n c t i o n ( ) u s e ( $ b o a r d ) { $ l e d = n e w C a r i c a \ C h i p \ L e d ( $ b o a r d - > p i n s [ 2 0 ] ) ; $ r o u t e = n e w H t t p \ R o u t e ( ) ; $ r o u t e - > m a t c h ( ' / s w i t c h / { s t a t e } ' , f u n c t i o n ( H t t p \ R e q u e s t $ r e q u e s t , a r r a y $ p a r a m e t e r s ) u s e ( $ l e d ) { i f ( $ p a r a m e t e r s [ ' s t a t e ' ] = = ' o n ' ) { $ l e d - > o n ( ) ; $ m e s s a g e = ' O N ' ; } e l s e { $ l e d - > o f f ( ) ; $ m e s s a g e = ' O F F ' ; } $ r e s p o n s e = $ r e q u e s t - > c r e a t e R e s p o n s e ( ) ; $ r e s p o n s e - > c o n t e n t = n e w H t t p \ R e s p o n s e \ C o n t e n t \ S t r i n g ( $ m e s s a g e , ' t e x t / p l a i n ; c h a r s e t = u t f - 8 ' ) ; r e t u r n $ r e s p o n s e ; } ) ; $ r o u t e - > m a t c h ( ' / ' , n e w \ C a r i c a \ I o \ N e t w o r k \ H t t p \ R o u t e \ F i l e ( _ _ D I R _ _ . ' / i n d e x . h t m l ' ) ) ; $ s e r v e r = n e w C a r i c a \ I o \ N e t w o r k \ H t t p \ S e r v e r ( $ r o u t e ) ; 

COLOR CIRCLE 

SERVER f u n c t i o n ( ) u s e ( $ b o a r d ) { $ l e d = n e w C a r i c a \ C h i p \ R g b \ L e d ( $ b o a r d - > p i n s [ 3 ] , $ b o a r d - > p i n s [ 5 ] , $ b o a r d - > p i n s [ 6 ] ) ; $ r o u t e = n e w C a r i c a \ I o \ N e t w o r k \ H t t p \ R o u t e ( ) ; $ r o u t e - > m a t c h ( ' / r g b ' , f u n c t i o n ( H t t p \ R e q u e s t $ r e q u e s t ) u s e ( $ l e d ) { $ c o l o r = i s s e t ( $ r e q u e s t - > q u e r y [ ' c o l o r ' ] ) ? $ r e q u e s t - > q u e r y [ ' c o l o r ' ] : ' # 0 0 0 ' ; $ l e d - > c o l o r ( $ c o l o r ) - > o n ( ) ; $ r e s p o n s e = $ r e q u e s t - > c r e a t e R e s p o n s e ( ) ; $ r e s p o n s e - > c o n t e n t = n e w H t t p \ R e s p o n s e \ C o n t e n t \ S t r i n g ( ' C o l o r : ' . $ c o l o r ) ; r e t u r n $ r e s p o n s e ; } ) ; $ r o u t e - > s t a r t s W i t h ( ' / f i l e s ' , n e w H t t p \ R o u t e \ D i r e c t o r y ( _ _ D I R _ _ ) ) ; $ r o u t e - > m a t c h ( ' / ' , n e w H t t p \ R o u t e \ F i l e ( _ _ D I R _ _ . ' / i n d e x . h t m l ' ) ) ; $ s e r v e r = n e w C a r i c a \ I o \ N e t w o r k \ H t t p \ S e r v e r ( $ r o u t e ) ; $ s e r v e r - > l i s t e n ( 8 0 8 0 ) ; } 

REACTPHP { " r e q u i r e " : { " r e a c t / r e a c t " : " 0 . 4 . * " } } 

RATCHET { " r e q u i r e " : { " c b o d e n / r a t c h e t " : " 0 . 3 . * " } } 

SENSOR PHALANX 1:07 

SHIFTOUT() 

SHIFTOUT() $ l o o p - > s e t I n t e r v a l ( f u n c t i o n ( ) u s e ( $ b o a r d , $ l a t c h P i n , $ c l o c k P i n , $ d a t a P i n ) { s t a t i c $ n u m b e r = 0 ; $ l a t c h P i n - > d i g i t a l = F A L S E ; $ b o a r d - > s h i f t O u t ( $ d a t a P i n - > p i n , $ c l o c k P i n - > p i n , $ n u m b e r ) ; $ l a t c h P i n - > d i g i t a l = T R U E ; i f ( + + $ n u m b e r > 2 5 5 ) { $ n u m b e r = 0 ; } } , 1 0 0 0 ) ; 

SHIFTOUT() 0:15 

7 SEGMENT DISPLAYS 

7 SEGMENT DISPLAYS $ l o o p - > s e t I n t e r v a l ( f u n c t i o n ( ) u s e ( $ b o a r d , $ l a t c h P i n , $ c l o c k P i n , $ d a t a P i n , $ n u m b e r s , $ s e g m e n t s ) { s t a t i c $ n u m b e r = 0 ; $ d i g i t s = s t r _ p a d ( $ n u m b e r , $ s e g m e n t s , 0 , S T R _ P A D _ L E F T ) ; $ b y t e s = [ ] ; f o r ( $ i = s t r l e n ( $ d i g i t s ) - 1 ; $ i > = 0 ; $ i - - ) { $ b y t e s [ ] = 0 x F F ^ ( i n t ) $ n u m b e r s [ $ d i g i t s [ $ i ] ] ; } $ l a t c h P i n - > d i g i t a l = F A L S E ; $ b o a r d - > s h i f t O u t ( $ d a t a P i n - > p i n , $ c l o c k P i n - > p i n , $ b y t e s ) ; $ l a t c h P i n - > d i g i t a l = T R U E ; i f ( + + $ n u m b e r > ( p o w ( 1 0 , $ s e g m e n t s ) - 1 ) ) { $ n u m b e r = 0 ; } } , 1 0 0 ) ; 

7SEG DISPLAYS 0:05 

FIRST PROJECT 

COMPOSER CREATE c o m p o s e r c r e a t e - p r o j e c t c a r i c a / c h i p - s k e l e t o n l e d - - s t a b i l i t y = d e v 

COMPOSER CREATE 

CONFIGURE BOOTSTRAP / * * * s e r i a l - s e r i a l c o n n e c t i o n * t c p - t c p c o n n e c t i o n ( n e t w o r k s h i e l d o r s e r p r o x y ) * / d e f i n e ( ' C A R I C A _ F I R M A T A _ M O D E ' , ' s e r i a l ' ) ; d e f i n e ( ' C A R I C A _ F I R M A T A _ S E R I A L _ D E V I C E ' , ' / d e v / t t y 0 ' ) ; d e f i n e ( ' C A R I C A _ F I R M A T A _ S E R I A L _ B A U D ' , 5 7 6 0 0 ) ; d e f i n e ( ' C A R I C A _ F I R M A T A _ T C P _ S E R V E R ' , ' 1 2 7 . 0 . 0 . 1 ' ) ; d e f i n e ( ' C A R I C A _ F I R M A T A _ T C P _ P O R T ' , 5 3 3 9 ) ; 

SKELETON $ b o a r d = i n c l u d e ( _ _ D I R _ _ . ' / b o o t s t r a p . p h p ' ) ; u s e C a r i c a \ C h i p a s C h i p ; $ b o a r d - > a c t i v a t e ( ) - > d o n e ( f u n c t i o n ( ) u s e ( $ b o a r d ) { / / S t a r t h e r e ! } ) ; C a r i c a \ I o \ E v e n t \ L o o p \ F a c t o r y : : r u n ( ) ; 

LED OBJECT $ b o a r d = i n c l u d e ( _ _ D I R _ _ . ' / b o o t s t r a p . p h p ' ) ; u s e C a r i c a \ C h i p a s C h i p ; $ b o a r d - > a c t i v a t e ( ) - > d o n e ( f u n c t i o n ( ) u s e ( $ b o a r d ) { $ l e d = n e w C h i p \ L e d ( $ b o a r d - > p i n s [ 1 3 ] ) ; $ l e d - > s t r o b e ( 2 0 0 0 ) - > o n ( ) ; } ) ; C a r i c a \ I o \ E v e n t \ L o o p \ F a c t o r y : : r u n ( ) ; 

THANKS