{{  :fabricademy2017:students:edgardelarubia:lightrunners:logo_lr.jpg?nolink&519x433  |logo_lr.jpg}}**PROXIMITY TESTS RFID:**

{{vimeo>266219943?medium}}

**FINAL PRESENTATION VIDEO:**

{{vimeo>266222474?medium}}

**FINAL PRESENTATION:**

{{:fabricademy2017:students:edgar.delarubia:lightrunners_pp.pdf|lightrunners_pp.pdf}}

**ARDUINO CODE:**

#include <SPI.h>\\
#include <MFRC522.h>\\
#include <Adafruit_NeoPixel.h>

#define NUM_LEDS 6 // Number of NeoPixels\\
#define PIN 7      // DIGITAL pin # where NeoPixels are connected

#define RST_PIN  9    //Pin 9 for reset of RC522\\
#define SS_PIN  10   //Pin 10 for SS (SDA) RC522\\
MFRC522 mfrc522(SS_PIN, RST_PIN); \\
Adafruit_NeoPixel strip = Adafruit_NeoPixel(NUM_LEDS, PIN, NEO_GRB + NEO_KHZ800);

void setup() {\\
Serial.begin(9600); //serial communication\\
SPI.begin();        //Bus SPI\\
mfrc522.PCD_Init(); // MFRC522\\
Serial.println("Identificación LightRunner");\\
strip.begin();\\
strip.setBrightness(100); // 100/255 brightness (about 40%)\\
strip.show();             // Initialize all pixels to 'off'

 \\
}

byte ActualUID[4]; //to save tag code\\
byte Usuario1[4]= {0xAB, 0x00, 0x17, 0xA3} ; //user 1 code  AB 00 17 A3\\
byte Usuario2[4]= {0x64, 0x62, 0x15, 0xA0} ; //user 2 code  64 62 15 A0\\
void loop() {\\
\\
if ( mfrc522.PICC_IsNewCardPresent())\\
      {\\
    //to select a card\\
          if ( mfrc522.PICC_ReadCardSerial())\\
          {\\
                Serial.print(F("Card UID:"));\\
                for (byte i = 0; i < mfrc522.uid.size; i++) {\\
                        Serial.print(mfrc522.uid.uidByte[i] < 0x10 ? " 0" : " ");\\
                        Serial.print(mfrc522.uid.uidByte[i], HEX);\\
                        ActualUID[i]=mfrc522.uid.uidByte[i];\\
                }\\
                Serial.print("     ");\\
                //comparation of UID to switch on, swith off or make another different kind of sequence\\
                if(compareArray(ActualUID,Usuario1))\\
                  {\\
                    for(int j=0; j<256; j++) {\\
                      for(int i=0; i<NUM_LEDS; i++) {\\
                        strip.setPixelColor(i, Wheel((i * 16 + j) & 255));\\
                      }\\
                      strip.show();\\
                      delay(20);\\
                    }\\
                  }\\
                  else if(compareArray(ActualUID,Usuario2))\\
                  {\\
                    for(int j=0; j<256; j++) {\\
                      for(int i=0; i<NUM_LEDS; i++) {\\
                        strip.setPixelColor(i, Wheel((i * 16 + j) & 255));\\
                      }\\
                      strip.show();\\
                      delay(20);\\
                    }\\
                  }\\
                  \\
                  \\
                  else{\\
                    \\
                    for(int j=0; j<256; j++) {\\
                      for(int i=0; i<NUM_LEDS; i++) {\\
                        strip.setPixelColor(i, Wheel((i * 8 + j) & 055));\\
                      }\\
                      strip.show();\\
                      delay(20);\\
                    }

                    // to switch off the leds\\
                     for(int j=0; j<256; j++) {\\
                      for(int i=0; i<NUM_LEDS; i++) {\\
                        strip.setPixelColor(i, 0);\\
                      }\\
                      strip.show();\\
                      delay(20);\\
                    }\\
                    \\
                    \\
                  }\\
                \\
                mfrc522.PICC_HaltA();\\
          }

        }

}

uint32_t Wheel(byte WheelPos) {\\
if(WheelPos < 85) {\\
  return strip.Color(WheelPos * 3, 255 - WheelPos * 3, 0);\\
} else if(WheelPos < 170) {\\
  WheelPos -= 85;\\
  return strip.Color(255 - WheelPos * 3, 0, WheelPos * 3);\\
} else {\\
  WheelPos -= 170;\\
  return strip.Color(0, WheelPos * 3, 255 - WheelPos * 3);\\
}\\
}

\\
boolean compareArray(byte array1[],byte array2[])\\
{\\
if(array1[0] != array2[0])return(false);\\
if(array1[1] != array2[1])return(false);\\
if(array1[2] != array2[2])return(false);\\
if(array1[3] != array2[3])return(false);\\
return(true);\\
}