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120 lines
2.7 KiB
Arduino
120 lines
2.7 KiB
Arduino
5 years ago
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/*
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All the resources for this project: http://randomnerdtutorials.com/
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Modified by Rui Santos
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Created by FILIPEFLOP
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Reconfigured by E.zn
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*/
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#include <SPI.h>
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#include <MFRC522.h>
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#define SS_PIN 10
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#define RST_PIN 9
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MFRC522 mfrc522(SS_PIN, RST_PIN); // Create MFRC522 instance.
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const int ledpin = 6; // ledpin and soundpin are not changed throughout the process
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const int RFIDSound = 5;
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void setup()
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{
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Serial.begin(9600); // Initiate a serial communication
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SPI.begin(); // Initiate SPI bus
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mfrc522.PCD_Init(); // Initiate MFRC522
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Serial.println("Approximate your card to the reader...");
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Serial.println();
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pinMode(ledpin, OUTPUT);
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pinMode(RFIDSound, OUTPUT);
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}
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void readCard() {
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// Look for new cards
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if ( ! mfrc522.PICC_IsNewCardPresent())
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{
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return;
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}
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// Select one of the cards
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if ( ! mfrc522.PICC_ReadCardSerial())
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{
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return;
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}
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//Show UID on serial monitor
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Serial.print("UID tag :");
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String content = ""; // for tag + Sound
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String binary = ""; // for binary + LED
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int letter;
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for (int i = 0; i < mfrc522.uid.size; i++)
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{
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Serial.print(mfrc522.uid.uidByte[i], DEC);
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content.concat(String(mfrc522.uid.uidByte[i], DEC)); // Spits out decimal value of UID tag
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// Assigns tones to each digit of a tag
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if (content.charAt(i) == '0') {
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tone(RFIDSound, 40, 2250);
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delay(500);
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}
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else if (content.charAt(i) == '1') {
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tone(RFIDSound, 255, 150);
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delay(500);
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}
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else if (content.charAt(i) == '2') {
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tone(RFIDSound, 260, 1500);
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delay(500);
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}
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else if (content.charAt(i) == '3') {
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tone(RFIDSound, 265, 150);
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delay(500);
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}
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else if (content.charAt(i) == '4') {
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tone(RFIDSound, 270, 1000);
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delay(500);
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}
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else if (content.charAt(i) == '5') {
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tone(RFIDSound, 275, 1590);
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delay(500);
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}
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else if (content.charAt(i) == '6') {
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tone(RFIDSound, 280, 1500);
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delay(500);
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}
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else if (content.charAt(i) == '7') {
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tone(RFIDSound, 285, 1500);
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delay(500);
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}
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else if (content.charAt(i) == '8') {
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tone(RFIDSound, 290, 1050);
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delay(500);
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}
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else if (content.charAt(i) == '9') {
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tone(RFIDSound, 100, 1000);
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delay(500);
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}
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}
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// Getting binary version of the same tag and blinking LED accordingly
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for (int b = 0; b < mfrc522.uid.size; b++)
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{
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Serial.println(mfrc522.uid.uidByte[b], BIN);
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binary.concat(String(mfrc522.uid.uidByte[b], BIN));
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if (binary.charAt(b) == '1') {
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digitalWrite(ledpin, HIGH);
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delay(500);
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}
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else if (binary.charAt(b) == '0') {
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digitalWrite(ledpin, LOW);
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delay(500);
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}
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}
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Serial.println();
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delay(1000);
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}
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