text: /*
               LUFA Library
       Copyright (C) Dean Camera, 2009.
                
    dean [at] fourwalledcubicle [dot] com
        www.fourwalledcubicle.com
  */
  
  /*
    Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)
  
    Permission to use, copy, modify, and distribute this software
    and its documentation for any purpose and without fee is hereby
    granted, provided that the above copyright notice appear in all
    copies and that both that the copyright notice and this
    permission notice and warranty disclaimer appear in supporting
    documentation, and that the name of the author not be used in
    advertising or publicity pertaining to distribution of the
    software without specific, written prior permission.
  
    The author disclaim all warranties with regard to this
    software, including all implied warranties of merchantability
    and fitness.  In no event shall the author be liable for any
    special, indirect or consequential damages or any damages
    whatsoever resulting from loss of use, data or profits, whether
    in an action of contract, negligence or other tortious action,
    arising out of or in connection with the use or performance of
    this software.
  */
  
  /** \file
   *
   *  Board specific Dataflash driver header for the STK525.
   *
   *  \note This file should not be included directly. It is automatically included as needed by the dataflash driver
   *        dispatch header located in LUFA/Drivers/Board/Dataflash.h.
   */
  
  /** \ingroup Group_Dataflash
   *  @defgroup Group_Dataflash_STK526 STK526
   *
   *  @{
   */
  
  #ifndef __DATAFLASH_STK526_H__
  #define __DATAFLASH_STK526_H__
  
  	/* Includes: */
  		#include "AT45DB642D.h"
  
  	/* Preprocessor Checks: */
  		#if !defined(INCLUDE_FROM_DATAFLASH_H)
  			#error Do not include this file directly. Include LUFA/Drivers/Board/Dataflash.h instead.
  		#endif
  
  	/* Private Interface - For use in library only: */
  	#if !defined(__DOXYGEN__)
  		/* Macros: */
  			#define DATAFLASH_CHIPCS_MASK                (1 << 2)
  			#define DATAFLASH_CHIPCS_DDR                 DDRC
  			#define DATAFLASH_CHIPCS_PORT                PORTC
  	#endif
  
  	/* Public Interface - May be used in end-application: */
  		/* Macros: */
  			/** Constant indicating the total number of dataflash ICs mounted on the selected board. */
  			#define DATAFLASH_TOTALCHIPS                 1
  
  			/** Mask for no dataflash chip selected. */
  			#define DATAFLASH_NO_CHIP                    DATAFLASH_CHIPCS_MASK
  
  			/** Mask for the first dataflash chip selected. */
  			#define DATAFLASH_CHIP1                      0
  			
  			/** Internal main memory page size for the board's dataflash IC. */
  			#define DATAFLASH_PAGE_SIZE                  1024
  
  			/** Total number of pages inside the board's dataflash IC. */
  			#define DATAFLASH_PAGES                      8192
  
  		/* Inline Functions: */
  			/** Selects a dataflash IC from the given page number, which should range from 0 to
  			 *  ((DATAFLASH_PAGES * DATAFLASH_TOTALCHIPS) - 1). For boards containing only one
  			 *  dataflash IC, this will select DATAFLASH_CHIP1. If the given page number is outside
  			 *  the total number of pages contained in the boards dataflash ICs, all dataflash ICs
  			 *  are deselected.
  			 *
  			 *  \param[in] PageAddress  Address of the page to manipulate, ranging from
  			 *                          ((DATAFLASH_PAGES * DATAFLASH_TOTALCHIPS) - 1).
  			 */
  			static inline void Dataflash_SelectChipFromPage(const uint16_t PageAddress)
  			{
  				Dataflash_DeselectChip();
  				
  				if (PageAddress >= DATAFLASH_PAGES)
  				  return;
  
  				Dataflash_SelectChip(DATAFLASH_CHIP1);
  			}
  
  			/** Sends a set of page and buffer address bytes to the currently selected dataflash IC, for use with
  			 *  dataflash commands which require a complete 24-byte address.
  			 *
  			 *  \param[in] PageAddress  Page address within the selected dataflash IC
  			 *  \param[in] BufferByte   Address within the dataflash's buffer
  			 */
  			static inline void Dataflash_SendAddressBytes(uint16_t PageAddress, const uint16_t BufferByte)
  			{	
  				Dataflash_SendByte(PageAddress >> 5);
  				Dataflash_SendByte((PageAddress << 3) | (BufferByte >> 8));
  				Dataflash_SendByte(BufferByte);
  			}
  			
  #endif
  
  /** @} */
  