From 0a4a0b862c9333332613ce48fd5834a27e65f9ba Mon Sep 17 00:00:00 2001
From: GarandPLG <garandplg@garandplg.com>
Date: Wed, 17 Jun 2026 01:20:39 +0200
Subject: [PATCH] Enable RFID UID output and tidy car mass input

---
 Projekt_Arduino.ino | 33 +++++++++++++--------------------
 RFID.cpp            | 10 ++++------
 2 files changed, 17 insertions(+), 26 deletions(-)

diff --git a/Projekt_Arduino.ino b/Projekt_Arduino.ino
index 01d83a2..a818caf 100644
--- a/Projekt_Arduino.ino
+++ b/Projekt_Arduino.ino
@@ -21,28 +21,21 @@ bool seatBelts = false;
 void setup() {
   Serial.begin(9600);
 
-    // -----------------------------------------------------------------
-    // 1. Ask the user for the car mass (kg) via the Serial monitor.
-    //    We block only until a valid number is received – this is OK
-    //    because it happens once at startup.
-    // -----------------------------------------------------------------
-    Serial.println(F("Enter car mass in kg (e.g. 1200):"));
-    while (true) {
-      // Wait until something is typed
-      if (Serial.available() > 0) {
-        float mass = Serial.parseFloat();          // reads the number
-        if (mass > 0) {                            // basic sanity check
-          engine.setCarMass(mass);
-          Serial.print(F("Car mass set to "));
-          Serial.print(mass);
-          Serial.println(F(" kg"));
-          break;
-        } else {
-          Serial.println(F("Invalid value – try again:"));
-        }
+  Serial.println(F("Enter car mass in kg (e.g. 1200):"));
+  while (true) {
+    if (Serial.available() > 0) {
+      float mass = Serial.parseFloat();
+      if (mass > 0) {
+        engine.setCarMass(mass);
+        Serial.print(F("Car mass set to "));
+        Serial.print(mass);
+        Serial.println(F(" kg"));
+        break;
+      } else {
+        Serial.println(F("Invalid value – try again:"));
       }
     }
-
+  }
 
   pinMode(IN_1, OUTPUT);
   pinMode(IN_2, OUTPUT);
diff --git a/RFID.cpp b/RFID.cpp
index 1d58759..27b9a5d 100644
--- a/RFID.cpp
+++ b/RFID.cpp
@@ -11,8 +11,6 @@ void RFIDReader::begin() {
 bool RFIDReader::check() {
   if (!_rfid.PICC_IsNewCardPresent()) return false;
   if (!_rfid.PICC_ReadCardSerial()) return false;
-  // _rfid.PICC_HaltA();          // stop the tag
-  // _rfid.PCD_StopCrypto1();     // clear RC522 crypto
   return true;
 }
 
@@ -31,10 +29,10 @@ bool RFIDReader::matches(const byte* expectedUid, byte expectedSize) const {
 
 void RFIDReader::printUID() const {
   Serial.println(F("RFID Tag UID:"));
-  // for (byte i = 0; i < _rfid.uid.size; i++) {
-  //   Serial.print(_rfid.uid.uidByte[i] < 0x10 ? " 0" : " ");
-  //   Serial.print(_rfid.uid.uidByte[i], HEX);
-  // }
+  for (byte i = 0; i < _rfid.uid.size; i++) {
+    Serial.print(_rfid.uid.uidByte[i] < 0x10 ? " 0" : " ");
+    Serial.print(_rfid.uid.uidByte[i], HEX);
+  }
 }
 
 const byte* RFIDReader::getUID() const {