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diff --git a/source/ct-Bot/include/shift.h b/source/ct-Bot/include/shift.h
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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 	shift.h
+ * @brief 	Routinen zur Ansteuerung der Shift-Register
+ * @author 	Benjamin Benz (bbe@heise.de)
+ * @date 	20.12.05
+*/
+
+#ifndef SHIFT_H_
+#define SHIFT_H_
+
+
+#define SHIFT_LATCH	(1<<1)			/*!< Clock to store Data into shiftregister */
+
+#define SHIFT_REGISTER_DISPLAY	0x04	/*!< Port-Pin for shiftregister latch (display) */
+#define SHIFT_REGISTER_LED	0x10	/*!< Port-Pin for shiftregister latch (leds) */
+#define SHIFT_REGISTER_ENA	0x08	/*!< Port-Pin for shiftregister latch (enable) */
+
+/*!
+ * Initialisert die Shift-Register
+ */
+void shift_init(void);
+
+/*!
+ * Schiebt Daten durch eines der drei 74HC595-Schieberegister
+ * Achtung: den Port sollte man danach noch per shift_clear() zuruecksetzen!
+ * @param data	Das Datenbyte
+ * @param latch_data der Pin, an dem der Daten-latch-Pin des Registers (PIN 11) haengt
+ * @param latch_store der Pin, an dem der latch-Pin zum Transfer des Registers (PIN 12) haengt
+ */
+void shift_data_out(uint8 data, uint8 latch_data, uint8 latch_store);
+
+/*!
+ * Schiebt Daten durch eines der drei 74HC595-Schieberegister,
+ * vereinfachte Version, braucht kein shift_clear().
+ * Funktioniert NICHT fuer das Shift-Register, an dem das Display haengt!!!
+ * @param data	Das Datenbyte
+ * @param latch_data der Pin, an dem der Daten-latch-Pin des Registers (PIN 11) haengt
+ */
+void shift_data(uint8 data, uint8 latch_data);
+
+/*!
+ * Setzt die Shift-Register wieder zurueck
+ */ 
+void shift_clear(void);
+#endif