 #define LCD_BL_G A2
 #define LCD_BL_B A1
 
-#define LED_PIN D7
+#define LOCK_PIN D7
 
 // Dont demand wifi before our code starts running.
 SYSTEM_MODE(MANUAL);

  store.appendCards(data);
}


void checkCode(int code) {
  char line1[17];
  char line2[17];

  Serial.begin(9600);
  rfid.begin();

  pinMode(LOCK_PIN, OUTPUT);
  pinMode(LCD_BL_R, OUTPUT);
  pinMode(LCD_BL_G, OUTPUT);
  pinMode(LCD_BL_B, OUTPUT);
