Enviar mensaje a arduino con twitter

En este laboratorio vamos a enviar mensajes de twitter para que arduino haga lo que deceemos en este caso voy a ecender el color de led que quiero, todos o efecto lampara. con solo darle (averde, erojo, eazul, averde, aazul, arojo, etodos, atodos, elampara o alampara). y arduino recoje la informacion que envie desde mi twitter.



herramientas:

1 arduino uno
1 arduino ethernet
3 RGB
cables
protoboar

CODIGO

/* TweetLED Code This code is based on the code made by Tom Igoe and is used in episode 3 of the Mike's Lab Series on Youtube. */ #include <SPI.h> #include <Ethernet.h> // Enter a MAC address and IP address for your controller below. // The IP address will be dependent on your local network: byte mac[] = {0x00, 0xAA, 0xBB, 0xCC, 0xDE, 0x01 }; IPAddress ip(192,168,1,20); // initialize the library instance: EthernetClient client; const int requestInterval = 30000; // delay between requests char serverName[] = "api.twitter.com"; // twitter URL boolean requested; // whether you've made a request since connecting long lastAttemptTime = 0; // last time you connected to the server, in milliseconds String currentLine = ""; // string to hold the text from server String tweet = ""; // string to hold the tweet boolean readingTweet = false; // if you're currently reading the tweet float RGB[3]; int enc = 800; int apg = 0; void setup() { // reserve space for the strings: pinMode(7,OUTPUT); pinMode(8,OUTPUT); pinMode(9,OUTPUT); pinMode(6,OUTPUT); currentLine.reserve(256); tweet.reserve(150); // initialize serial: Serial.begin(9600); // attempt a DHCP connection: if (!Ethernet.begin(mac)) { // if DHCP fails, start with a hard-coded address: Ethernet.begin(mac, ip); } // connect to Twitter: connectToServer(); } void loop() { if (client.connected()) { if (client.available()) { // read incoming bytes: char inChar = client.read(); // add incoming byte to end of line: currentLine += inChar; // if you get a newline, clear the line: if (inChar == '\n') { currentLine = ""; } // if the current line ends with <text>, it will // be followed by the tweet: if ( currentLine.endsWith("<text>")) { // tweet is beginning. Clear the tweet string: readingTweet = true; tweet = ""; } // if you're currently reading the bytes of a tweet, // add them to the tweet String: if (readingTweet) { if (inChar != '<') { tweet += inChar; } else { // if you got a "<" character, // you've reached the end of the tweet: readingTweet = false; Serial.println(tweet); // close the connection to the server: client.stop(); } } } } else if (millis() - lastAttemptTime > requestInterval) { // if you're not connected, and two minutes have passed since // your last connection, then attempt to connect again: connectToServer(); } if(tweet==">erojo") { digitalWrite(9,HIGH); } else if(tweet==">arojo"){ digitalWrite(9,LOW); } else if(tweet==">eazul") { digitalWrite(8,HIGH); } else if(tweet==">aazul") { digitalWrite(8,LOW); } else if(tweet==">everde") { digitalWrite(7,HIGH); } else if(tweet==">averde") { digitalWrite(7,LOW); } else if(tweet==">etodos") { digitalWrite(6,HIGH); digitalWrite(7,HIGH); digitalWrite(8,HIGH); digitalWrite(9,HIGH); digitalWrite(10,HIGH); } else if(tweet==">atodos") { digitalWrite(6,LOW); digitalWrite(7,LOW); digitalWrite(8,LOW); digitalWrite(9,LOW); digitalWrite(10,LOW); } else if(tweet==">elampara") { lamparaon(); } else if(tweet==">alampara") { lamparaoff(); } else if(tweet==">epc") { digitalWrite(10,HIGH); } } void connectToServer() { // attempt to connect, and wait a millisecond: Serial.println("Connecting to server"); if (client.connect(serverName, 80)) { Serial.println("Making HTTP Request"); // make HTTP GET request to twitter: client.println("GET /1/statuses/user_timeline.xml?screen_name=chundo1990&count=1 HTTP/1.1"); client.println("HOST: api.twitter.com"); client.println(); } // note the time of this connect attempt: lastAttemptTime = millis(); } void lamparaon(){ for (float x=0;x<PI;x=x+0.00001){ RGB[0]=255*abs(sin(x*(180/PI))); // calculate the brightness for the red led RGB[1]=255*abs(sin((x+PI/3)*(180/PI))); // calculate the brightness for the green led RGB[2]=255*abs(sin((x+(2*PI)/3)*(180/PI)));// calculate the brightness for the blue led // ambientLight=analogRead(ldrPin); // read an store the ambient light if(enc>600){ // start only if the ambient light is very low // write the brightness on the leds analogWrite(7,RGB[0]); analogWrite(8,RGB[1]); analogWrite(9,RGB[2]); } else{ digitalWrite(7,LOW); digitalWrite(8,LOW); digitalWrite(9,LOW); } for(int i=0;i<3;i++){ if(RGB[i]<1){ delay(100); } if(RGB[i]<5){ delay(50); } if(RGB[i]<10){ delay(10); } if(RGB[i]<100){ delay(5); } } delay(1); } } void lamparaoff(){ for (float x=0;x<PI;x=x+0.00001){ RGB[0]=255*abs(sin(x*(180/PI))); // calculate the brightness for the red led RGB[1]=255*abs(sin((x+PI/3)*(180/PI))); // calculate the brightness for the green led RGB[2]=255*abs(sin((x+(2*PI)/3)*(180/PI)));// calculate the brightness for the blue led // ambientLight=analogRead(ldrPin); // read an store the ambient light if(apg>600){ // start only if the ambient light is very low // write the brightness on the leds analogWrite(7,RGB[0]); analogWrite(8,RGB[1]); analogWrite(9,RGB[2]); } else{ digitalWrite(7,LOW); digitalWrite(8,LOW); digitalWrite(9,LOW); } for(int i=0;i<3;i++){ if(RGB[i]<1){ delay(100); } if(RGB[i]<5){ delay(50); } if(RGB[i]<10){ delay(10); } if(RGB[i]<100){ delay(5); } } delay(1); } }