Paso 4: El código
Ahora vaya a su sketch de Arduino y pega este código, asegúrese de cambiar su dirección IP en el código de minas, junto con cualquier otra cosa que es específico al ordenador.
Lo anterior es el twitter que fue notificado sobre mi gato comiendo
Estos tutoriales ayudan inmensamente, y recomiendo leer y estudiarlos.
http://tronixstuff.com/2013/12/04/Arduino-tutorial...
http://tronixstuff.com/2013/12/06/Arduino-tutorial...
(para tener tu twitter token) https://dev.twitter.com/docs/auth/tokens-devtwittercom
y ahora el código:
#include <spi.h><br>#include <ethernet.h> #include <twitter.h> #include <softwareserial.h> SoftwareSerial RFID(2, 3); // RX and TX byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED }; // create MAC address for ethernet shield byte ip[] = {192,168,1,144}; // choose your own IP for ethernet shield Twitter twitter("2602202863-kZu53ICKT3Cx9VjgnG4R5O6XnHB0inzUTLFhOph"); // replace my token with your token char* Saying[] = {"Time for food.", "I'm having a snack", "I'm at my bowl", "What time is it? Food Time!", "Lunch sounds good", "Eating", "Fooooood", "I'm eating", "Le Feeeding Time", "Om nom nom", "Le Noms", "Time for feeding", "Food Time!", "FOOD!", "Time to Pig Out"};</softwareserial.h></twitter.h></ethernet.h></spi.h></p><p>int data1 = 0; int ok = -1; int yes = 13; int no = 12;</p><p>// use first sketch in <a href="http://wp.me/p3LK05-3Gk" rel="nofollow"> http://wp.me/p3LK05-3Gk </a> to get your tag numbers int tag1[14] = {2,48,51,48,48,52,70,52,70,50,50,50,49,3}; int tag2[14] = {2,52,48,48,48,56,54,67,54,54,66,54,66,3}; int newtag[14] = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0}; // used for read comparisons</p><p>void setup() { RFID.begin(9600); // start serial to RFID reader Serial.begin(9600); // start serial to PC pinMode(yes, OUTPUT); // for status LEDs pinMode(no, OUTPUT); delay(5000); Ethernet.begin(mac, ip); Serial.begin(9600); }</p><p>boolean comparetag(int aa[14], int bb[14]) { boolean ff = false; int fg = 0; for (int cc = 0 ; cc < 14 ; cc++) { if (aa[cc] == bb[cc]) { fg++; } } if (fg == 14) { ff = true; } return ff; }</p><p>void checkmytags() // compares each tag against the tag just read { ok = 0; // this variable helps decision-making, // if it is 1 we have a match, zero is a read but no match, // -1 is no read attempt made if (comparetag(newtag, tag1) == true) { ok++; } if (comparetag(newtag, tag2) == true) { ok++; } }</p><p>void tweet(char msg[]) { Serial.println("connecting ..."); if (twitter.post(msg)) { // Specify &Serial to output received response to Serial. // If no output is required, you can just omit the argument, e.g. // int status = twitter.wait(); int status = twitter.wait(); if (status == 200) { Serial.println("OK."); } else { Serial.print("failed : code "); Serial.println(status); } } else { Serial.println("connection failed."); } } </p><p>void readTags() { ok = -1;</p><p>if (RFID.available() > 0) { // read tag numbers delay(100); // needed to allow time for the data to come in from the serial buffer.</p><p>for (int z = 0 ; z < 14 ; z++) // read the rest of the tag { data1 = RFID.read(); newtag[z] = data1; } RFID.flush(); // stops multiple reads</p><p>// do the tags match up? checkmytags(); } // now do something based on tag type if (ok > 0) // if we had a match { Serial.println("Accepted"); digitalWrite(yes, HIGH); delay(1000); digitalWrite(yes, LOW); long randNumber = random(15); tweet(Saying[randNumber]); delay(10000); ok = -1; } else if (ok == 0) // if we didn't have a match { Serial.println("Rejected"); digitalWrite(no, HIGH); delay(1000); digitalWrite(no, LOW);</p><p>ok = -1; } } void loop() { readTags(); }
