1 files changed, 51 insertions, 51 deletions
diff --git a/src/nfc/nfc.cpp b/src/nfc/nfc.cpp
index 99dc1a7..d4c3fb4 100644
--- a/src/nfc/nfc.cpp
+++ b/src/nfc/nfc.cpp
@@ -15,90 +15,90 @@
 Adafruit_PN532 nfc(PN532_IRQ, PN532_RESET, &Wire);
 
 void drawWaiting() {
-  u8g2.clearBuffer();
+    u8g2.clearBuffer();
 
-  u8g2.drawStr(10, 20, "PN532 Ready");
-  u8g2.drawStr(10, 40, "Tap NFC Card");
+    u8g2.drawStr(10, 20, "PN532 Ready");
+    u8g2.drawStr(10, 40, "Tap NFC Card");
 
-  u8g2.sendBuffer();
+    u8g2.sendBuffer();
 }
 
 void showUID(uint8_t *uid, uint8_t uidLength) {
-  char line[64];
+    char line[64];
 
-  String uidStr = "";
+    String uidStr = "";
 
-  for (int i = 0; i < uidLength; i++) {
-    if (uid[i] < 0x10)
-      uidStr += "0";
+    for (int i = 0; i < uidLength; i++) {
+        if (uid[i] < 0x10)
+            uidStr += "0";
 
-    uidStr += String(uid[i], HEX);
-    uidStr += " ";
-  }
+        uidStr += String(uid[i], HEX);
+        uidStr += " ";
+    }
 
-  uidStr.toUpperCase();
+    uidStr.toUpperCase();
 
-  u8g2.clearBuffer();
+    u8g2.clearBuffer();
 
-  u8g2.drawStr(0, 15, "Card Detected");
+    u8g2.drawStr(0, 15, "Card Detected");
 
-  snprintf(line, sizeof(line), "UID:");
+    snprintf(line, sizeof(line), "UID:");
 
-  u8g2.drawStr(0, 35, line);
+    u8g2.drawStr(0, 35, line);
 
-  u8g2.drawStr(0, 50, uidStr.c_str());
+    u8g2.drawStr(0, 50, uidStr.c_str());
 
-  u8g2.sendBuffer();
+    u8g2.sendBuffer();
 }
 
 void pn532_init() {
-  delay(100);
-  nfc.begin();
-  delay(100);
+    delay(100);
+    nfc.begin();
+    delay(100);
 
-  uint32_t versiondata = nfc.getFirmwareVersion();
+    uint32_t versiondata = nfc.getFirmwareVersion();
 
-  if (!versiondata) {
-    Serial.println("PN532 not found");
+    if (!versiondata) {
+        Serial.println("PN532 not found");
 
-    u8g2.clearBuffer();
-    u8g2.drawStr(0, 20, "PN532 NOT FOUND");
-    u8g2.sendBuffer();
+        u8g2.clearBuffer();
+        u8g2.drawStr(0, 20, "PN532 NOT FOUND");
+        u8g2.sendBuffer();
 
-    delay(2000);
-    return;
-  }
+        delay(2000);
+        return;
+    }
 
-  Serial.println("PN532 initialized");
+    Serial.println("PN532 initialized");
 
-  nfc.SAMConfig();
+    nfc.SAMConfig();
 }
 
 void pn532_scan_loop() {
-  pn532_init();
+    pn532_init();
 
-  drawWaiting();
+    drawWaiting();
 
-  while (1) {
-    uint8_t success;
-    uint8_t uid[7];
-    uint8_t uidLength;
+    while (1) {
+        uint8_t success;
+        uint8_t uid[7];
+        uint8_t uidLength;
 
-    Serial.println("Scanning...");
-    success =
-        nfc.readPassiveTargetID(PN532_MIFARE_ISO14443A, uid, &uidLength, 50);
+        Serial.println("Scanning...");
+        success = nfc.readPassiveTargetID(PN532_MIFARE_ISO14443A, uid,
+                                          &uidLength, 50);
 
-    if (success) {
-      Serial.println("Card detected");
+        if (success) {
+            Serial.println("Card detected");
 
-      showUID(uid, uidLength);
+            showUID(uid, uidLength);
 
-      delay(1000);
-    }
+            delay(1000);
+        }
 
-    if (btnBack()) {
-      delay(150);
-      break;
+        if (btnBack()) {
+            delay(150);
+            break;
+        }
     }
-  }
 }