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diff --git a/utility/demo-fw/include/dfm_dispboxmgr.h b/utility/demo-fw/include/dfm_dispboxmgr.h
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+/* ----------------------------------------------------------------------------
+ *         ATMEL Microcontroller Software Support 
+ * ----------------------------------------------------------------------------
+ * Copyright (c) 2008, Atmel Corporation
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the disclaimer below.
+ *
+ * Atmel's name may not be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+ * DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
+ * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ----------------------------------------------------------------------------
+ */
+
+#ifndef __LCD_DISPBOX_H_
+#define __LCD_DISPBOX_H_
+
+#include "DemobinHeader.h"
+
+//------------------------------------------------------------------------------
+//      Definitions
+//------------------------------------------------------------------------------
+
+///display margin in pixel in dispbox area
+#define DISPMARGIN 2
+///line distance in pixel in dispbox area
+#define LINEDISTANCE 2
+///char distance in pixel, actually this is used to meet API LIB DrawString(...)
+#define CHARDISTANCE 2
+///status of enable display box
+#define DISPBOX_ENABLE 1
+///status of disable display box
+#define DISPBOX_DISABLE 0
+
+typedef struct _DISPBOX_ZONE {
+  /// display box top
+  unsigned int top;
+  /// display box left
+  unsigned int left;
+  /// display box width
+  unsigned int width;
+  /// display box height
+  unsigned int height;  
+} TDISPBOX_ZONE;
+
+typedef struct _DISPBOX_INFO {
+  unsigned int dispBoxEnable;
+  TDISPBOX_ZONE dispBoxZone;
+  unsigned int bgColor;// background color
+  unsigned int fontColor;// font color of display box
+  unsigned int xCursor;
+  unsigned int yCursor;
+} TDISPBOX_INFO;
+
+typedef struct _DISPBOX_MGR {
+  unsigned int dispBoxCount;
+  TDISPBOX_INFO dispBoxInfo[MAX_DISPBOX_PER_SLIDE];
+} TDISPBOX_MGR;
+
+//------------------------------------------------------------------------------
+//         Exported functions
+//------------------------------------------------------------------------------
+
+//set display box position info
+extern void SetDispBoxPos(
+                   unsigned int dispBoxID, 
+                   unsigned int enabledispbox, 
+                   unsigned int top,
+                   unsigned int left,
+                   unsigned int width,
+                   unsigned int height);
+
+//Draw a string in display box with 
+extern void DrawStringInDispBox(
+    // lcd frame buffer address
+    void *pBuffer,
+    // display box ID, starting from 1
+    unsigned int dispBoxID,
+    //pointer to string for show
+    const char *pStr,
+    //display string font color,
+    unsigned int fontColor,
+    //display string background color, 0xFFFFFFFF means no need to set bgColor
+    unsigned int bgColor,
+    //flag for scroll way, current only support 'clear or not clear display box'
+    //when display string reach end and roll back to show. 
+    //0 means clear, 1 means don't clear.
+    unsigned int scrollFlag);
+
+//Draw a string in display box with default font color
+extern void DrawStrInDispBoxDefault(void *pBuffer, unsigned int dispBoxID, const char *pStr);
+
+//Draw a string in display box with default font and background color
+//if scroll back, don't clear
+void DrawStrInDispBoxScrollNoClear(void *pBuffer, unsigned int dispBoxID, const char *pStr);
+
+//clear display box zone with 'color'
+extern void ClearDispBoxZoneColor(unsigned int dispBoxID, unsigned int color);
+
+//Clear display box with default background color
+extern void ClearDispBoxZoneDefault(unsigned int dispBoxID);
+
+//disable display box
+extern void DisableDispBox(unsigned int dispBoxID);
+
+//enable display box
+extern void EnableDispBox(unsigned int dispBoxID);
+
+#endif
+