 
 		key_now	= analogRead(ACTION_BUTTON);
 		
-		#ifdef DEBUG_1
+		#ifdef DEBUG
 		Serial.println("****");
 		Serial.print("Key pressed: ");
 		Serial.println(key_now);

	lcd.print("km:");

	lcd.setCursor(15, 1);
	lcd.write(0);

	#ifdef DEBUG
	int	key_now;

					else time_settings();
					break;

			case 4:	input_float_number("Wheel length (m)", 0.0, 50.0, btc_config.wheel_length);
					changes	= true;
					break;

			case 5: about();
					break;

			default:	system_mode	= MENU_MODE;
