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/****************************************Copyright (c)**************************************************
** Guangzhou ZLG-MCU Development Co.,LTD.
** graduate school
** http://www.zlgmcu.com
**
**--------------File Info-------------------------------------------------------------------------------
** File name: sddriver.c
** Last modified Date: 2005-1-6
** Last Version: V1.0
** Descriptions: sd 卡驱动软件包: SD卡物理层 ---- SD卡SPI模式支持的命令(头文件)
** Soft Packet of SD Card Driver: commands that sd card supported in spi mode(header file)
**
**------------------------------------------------------------------------------------------------------
** Created by: Ming Yuan Zheng
** Created date: 2005-1-6
** Version: V1.0
** Descriptions: The original version
**
**--------------------------------------------------------------------------------------------</textarea><BR>
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// 擦块起始地址
INT8U SD_EraseEndBlock(INT32U endblock); // 擦块终止地址
INT8U SD_EraseSelectedBlock(void); // 擦除所选的块
INT8U SD_ReadOCR(INT8U ocrlen,INT8U *recbuf); // 读OCR read OCR register
INT8U SD_EnableCRC(INT8U bEnable); // 使能CRC校验 enable CRC
// 特殊应用命令
INT8U SD_ReadSD_Status(INT8U sdslen, INT8U *recbuf); // 读SD_Status read SD_Status
INT8U SD_GetNumWRBlcoks(INT32U *blocknum); // 得到正确写入块数
INT8U SD_ReadSCR(INT8U scrlen, INT8U *recbuf); // 读SCR read SCR register
// 数据流函数
INT8U SD_ReadRegister(INT32U len, INT8U *recbuf); // 读数据
INT8U SD_ReadBlockData(INT32U len, INT8U *recbuf); // 读块数据
INT8U SD_WriteBlockData(INT8U bmulti, INT32U len, INT8U *sendbuf); // 写块数据
// 其它函数
void SD_StopMultiToken(void); // 停止多块写令牌
INT8U SD_WaitBusy(INT8U waittype); // 忙
void SD_SPIDelay(INT8U value); // 发生SPI时钟
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