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/****************************************Copyright (c)**************************************************
** Guangzhou ZLG-MCU Development Co.,LTD.
** graduate school
** http://www.zlgmcu.com
**
**--------------File Info-------------------------------------------------------------------------------
** File name: sddriver.h
** Last modified Date: 2005-1-6
** Last Version: V1.0
** Descriptions: sd 卡驅動軟件包: 用戶API函數(頭文件)
** Soft Packet of SD Card Driver: user API funciton(header file)
**
**------------------------------------------------------------------------------------------------------
** Created by: Ming Yuan Zheng
** Created date: 2005-1-6
** Version: V1.0
** Descriptions: The original version
**
**------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
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<textarea cols=105 rows=12>文件尾:
AD_BL_LEN
#define C_SIZE_POS1 6 //C_SIZE upper 2-bit
#define C_SIZE_POS2 7 //C_SIZE middle 8-bit
#define C_SIZE_POS3 8 //C_SIZE lower 2-bit
#define C_SIZE_MULT_POS1 9 //C_SIZE_MULT upper 2-bit
#define C_SIZE_MULT_POS2 10 //C_SIZE_MULT lower 1-bit
#define SECTOR_SIZE_POS1 10 //SECTOR_SIZE upper 5-bit
#define SECTOR_SIZE_POS2 11 //SECTOR_SIZE lower 2-bit
#define R2WFACTOR_POS 12 //R2WFACTOR_POS
//CSD中一些域的掩碼
#define TAAC_MSK 0x07 //TACC 域掩碼
#define NSAC_MSK 0x78 //NSAC 域掩碼
#define READ_BL_LEN_MSK 0x0F //READ_BL_LEN 的掩碼
#define C_SIZE_MSK1 0x03 //C_SIZE 高2位掩碼
#define C_SIZE_MSK3 0xC0 //C_SIZE 低2位掩碼
#define C_SIZE_MULT_MSK1 0x03 //C_SIZE_MULT 的高2位掩碼
#define C_SIZE_MULT_MSK2 0x80 //C_SIZE_MULT 的低2位掩碼
#define R2WFACTOR_MSK 0x1C //R2WFACTOR 掩碼
#define SECTOR_SIZE_MSK1 0x3F //SECTOR_SIZE 的高5位
#define SECTOR_SIZE_MSK2 0x80 //SECTOR_SIZE 的低2位
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