Enable RFID UID output and tidy car mass input

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);