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diff --git a/source/ct-Bot/pc/led_pc.c b/source/ct-Bot/pc/led_pc.c
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+/*
+ * c't-Sim - Robotersimulator fuer den c't-Bot
+ *
+ * This program is free software; you can redistribute it
+ * and/or modify it under the terms of the GNU General
+ * Public License as published by the Free Software
+ * Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ * This program is distributed in the hope that it will be
+ * useful, but WITHOUT ANY WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+ * PURPOSE. See the GNU General Public License for more details.
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307, USA.
+ *
+ */
+
+/*! @file led_pc.c
+ * @brief Routinen zur LED-Steuerung
+ * @author Benjamin Benz (bbe@heise.de)
+ * @date 26.12.05
+*/
+
+#include "ct-Bot.h"
+#include "bot-2-sim.h"
+#include "command.h"
+
+#ifdef PC
+
+#include "led.h"
+
+#ifdef LED_AVAILABLE
+uint8 led=0; /*!< Status der LEDs */
+/*!
+ * Initialisiert die LEDs
+ */
+void LED_init(){
+}
+
+/*!
+ * Schaltet einzelne LEDs an
+ * andere werden nicht beeinflusst
+ * @param LED Bitmaske der anzuschaltenden LEDs
+ */
+void LED_on(uint8 LED){
+ led |= LED;
+ LED_set(led);
+}
+
+/*!
+ * Schaltet einzelne LEDs aus
+ * andere werden nicht beeinflusst
+ * @param LED Bitmaske der anzuschaltenden LEDs
+ */
+void LED_off(uint8 LED){
+ led &= ~LED;
+ LED_set(led);
+}
+
+/*!
+ * Zeigt eine 8-Bit-Variable mit den LEDs an
+ * @param LED Wert, der gezeigt werden soll
+ */
+void LED_set(uint8 LED){
+ int16 led=LED;
+ command_write(CMD_AKT_LED, SUB_CMD_NORM ,&led,&led,0);
+}
+
+#endif
+#endif