Nut/OS  4.10.3
API Reference
at45d.h
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00001 #ifndef _DEV_AT45D_H_
00002 #define _DEV_AT45D_H_
00003 /*
00004  * Copyright (C) 2008-2009 by egnite GmbH
00005  *
00006  * All rights reserved.
00007  *
00008  * Redistribution and use in source and binary forms, with or without
00009  * modification, are permitted provided that the following conditions
00010  * are met:
00011  *
00012  * 1. Redistributions of source code must retain the above copyright
00013  *    notice, this list of conditions and the following disclaimer.
00014  * 2. Redistributions in binary form must reproduce the above copyright
00015  *    notice, this list of conditions and the following disclaimer in the
00016  *    documentation and/or other materials provided with the distribution.
00017  * 3. Neither the name of the copyright holders nor the names of
00018  *    contributors may be used to endorse or promote products derived
00019  *    from this software without specific prior written permission.
00020  *
00021  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00022  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00023  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
00024  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
00025  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
00026  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
00027  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
00028  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
00029  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00030  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
00031  * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00032  * SUCH DAMAGE.
00033  *
00034  * For additional information see http://www.ethernut.de/
00035  */
00036 
00046 #include <sys/types.h>
00047 #include <stdint.h>
00048 
00059 #define DFCMD_CONT_READ_LF      0x03
00060 
00067 #define DFCMD_CONT_READ_HF      0x0B
00068 
00071 #define DFCMD_BLOCK_ERASE       0x50
00072 
00075 #define DFCMD_SECTOR_ERASE      0x7C
00076 
00079 #define DFCMD_PAGE_ERASE        0x81
00080 
00083 #define DFCMD_BUF1_PROG         0x82
00084 
00087 #define DFCMD_BUF1_FLASH        0x83
00088 
00091 #define DFCMD_BUF1_WRITE        0x84
00092 
00094 #define DFCMD_BUF2_PROG         0x85
00095 
00098 #define DFCMD_BUF2_FLASH        0x86
00099 
00102 #define DFCMD_BUF2_WRITE        0x87
00103 
00106 #define DFCMD_BUF1_FLASH_NE     0x88
00107 
00110 #define DFCMD_BUF2_FLASH_NE     0x89
00111 
00113 #define DFCMD_CHIP_ERASE        0xC7
00114 
00117 #define DFCMD_BUF1_READ_LF      0xD1
00118 
00124 #define DFCMD_READ_PAGE         0xD2
00125 
00128 #define DFCMD_BUF2_READ_LF      0xD3
00129 
00132 #define DFCMD_BUF1_READ         0xD4
00133 
00136 #define DFCMD_BUF2_READ         0xD6
00137 
00140 #define DFCMD_READ_STATUS       0xD7
00141 
00148 #define DFCMD_CONT_READ         0xE8
00149 
00157 #define AT45D_STATUS_RDY        0x80
00158 
00159 #define AT45D_STATUS_COMP       0x40
00160 
00161 #define AT45D_STATUS_DENSITY    0x3C
00162 
00163 #define AT45D_STATUS_PROTECT    0x02
00164 
00165 #define AT45D_STATUS_PAGE_SIZE  0x01
00166 
00172 typedef CONST struct _AT45D_INFO AT45D_INFO;
00173 
00177 struct _AT45D_INFO {
00179     uint_fast8_t at45d_pshft;
00181     uint32_t at45d_pages;
00183     size_t at45d_psize;
00185     uint_fast8_t at45d_srval;
00186 };
00187 
00191 extern AT45D_INFO at45d_info[];
00192 
00196 extern uint_fast8_t at45d_known_types;
00197 
00198 #endif