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test_neopixel.ino

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+#include <Adafruit_NeoPixel.h>
+
+#include <SPI.h> // SPI
+#include <MFRC522.h> // RFID
+
+
+
+
+#define SS_PIN 10
+#define RST_PIN 9
+    
+// Déclaration 
+MFRC522 rfid(SS_PIN, RST_PIN); 
+
+// Tableau contentent l'ID
+byte nuidPICC[4];
+byte Code_Acces[4]={0xB9, 0x9B, 0x13, 0xBA}; 
+byte CodeVerif=0;
+
+#define BUTTON_PIN   2
+#define PIXEL_PIN    6  // Digital IO pin connected to the NeoPixels.
+#define PIXEL_COUNT 16  // Number of NeoPixels
+
+// Declare our NeoPixel strip object:
+Adafruit_NeoPixel strip(PIXEL_COUNT, PIXEL_PIN, NEO_GRB + NEO_KHZ800);
+
+void setup() {
+  pinMode(BUTTON_PIN, INPUT_PULLUP);
+
+  strip.begin(); // Initialize NeoPixel strip object (REQUIRED)
+  strip.show();  // Initialize all pixels to 'off'
+
+
+    // Init RS232
+  Serial.begin(9600);
+
+  // Init SPI bus
+  SPI.begin(); 
+
+  // Init MFRC522 
+  rfid.PCD_Init(); 
+}
+
+void loop() {
+
+  strip.setBrightness(20);
+  //Allume_En_Decalage(strip.Color(0,0,255),100);
+
+
+  // Initialisé la boucle si aucun badge n'est présent 
+  if ( !rfid.PICC_IsNewCardPresent()){
+     Allume_Tout(strip.Color( 255,0,0));
+     delay(1000);
+     return;
+  }
+
+
+  // Vérifier la présence d'un nouveau badge 
+  if ( !rfid.PICC_ReadCardSerial()){
+     Allume_Tout(strip.Color( 0,255,0));
+     delay(1000);
+     return;
+  }
+
+   
+
+  Allume_En_Decalage(strip.Color(0,0,255),100);
+
+  // Enregistrer l'ID du badge (4 octets) 
+  for (byte i = 0; i < 4; i++) 
+  {
+    nuidPICC[i] = rfid.uid.uidByte[i];
+  }
+
+
+  CodeVerif = GetAccesState(Code_Acces,nuidPICC);
+  if (CodeVerif==1)
+  {
+     Allume_Tout(strip.Color( 0,255,0));
+     delay(10000);
+  }
+
+  
+  // Affichage de l'ID 
+  Serial.println("Un badge est détecté");
+  Serial.println(" L'UID du tag est:");
+  for (byte i = 0; i < 4; i++) 
+  {
+    Serial.print(nuidPICC[i], HEX);
+    Serial.print(" ");    
+  }
+
+  Serial.println();
+
+  // Re-Init RFID
+  rfid.PICC_HaltA(); // Halt PICC
+  rfid.PCD_StopCrypto1(); // Stop encryption on PCD
+
+
+  // Récupère la valeur du bouton 
+  //boolean newState = digitalRead(BUTTON_PIN);
+
+  
+  //colorWipe(strip.Color(255,   0,   0), 200);    // Red
+  //rainbow(50);
+/*
+  Allume_multi_couleur();
+  delay(1000);
+  Allume_Tout(strip.Color( 70,255,0));
+  delay(1000);
+  Allume_En_Decalage(strip.Color(0,0,0),50);
+  delay(1000);
+*/
+
+
+  
+}
+
+void Allume_En_Decalage(uint32_t color, int wait) {
+  for(int i=0; i<strip.numPixels(); i++) { // For each pixel in strip...
+    strip.setPixelColor(i, color);         //  Set pixel's color (in RAM)
+    strip.show();                          //  Update strip to match
+    delay(wait);                           //  Pause for a moment
+  }
+}
+
+
+void Allume_Tout(uint32_t color){
+  for(int t=0; t<strip.numPixels(); t++) {
+    strip.setPixelColor(t, color);
+  }
+  strip.show();
+  }
+
+void Allume_multi_couleur() {
+
+    for(int i=0; i<strip.numPixels(); i++) { // For each pixel in strip...
+      int pixelHue = (i * 65536L / strip.numPixels());
+      strip.setPixelColor(i, strip.gamma32(strip.ColorHSV(pixelHue)));
+    }
+    strip.show(); // Update strip with new contents
+}
+
+byte GetAccesState(byte *CodeAcces,byte *NewCode) 
+{
+  byte StateAcces=0; 
+  if ((CodeAcces[0]==NewCode[0])&&(CodeAcces[1]==NewCode[1])&&
+  (CodeAcces[2]==NewCode[2])&& (CodeAcces[3]==NewCode[3]))
+    return StateAcces=1; 
+  else
+    return StateAcces=0; 
+}