/**
??******************************************************************************
??*?@file????SPI_MSD0_Driver.c
??*?$Author:?wdluo?$
??*?$Revision:?17?$
??*?$Date::?2012-07-06?11:16:48?+0800?#$
??*?@brief???主函數.
??******************************************************************************
??*?@attention
??*
??*
©?Copyright?2009-2012?ViewTool
??*http://www.viewtool.com
??*All?Rights?Reserved

??*?
??******************************************************************************
??*/
/*?Includes?------------------------------------------------------------------*/
#include?“sd_spi.h“
#include?“delay.h“
#include?“usart2.h“

/*?Private?define?------------------------------------------------------------*/
#ifdef?PRINT_INFO
uint8_t?SD_SPI_Printf_Buff[SD_SPI_PRINTF_BUFF_LEN]?=?{0};
uint8_t?SD_SPI_Printf_Len?=?0;
#endif

/*?Private?variables?---------------------------------------------------------*/
MSD_CARDINFO?SD0_CardInfo;

/*******************************************************************************
*?Function?Name??:?MSD0_spi_read_write
*?Description????:?None
*?Input??????????:?-?data:
*?Output?????????:?None
*?Return?????????:?None
*?Attention		?:?None
*******************************************************************************/
//__inline?int?MSD0_spi_read_write（uint8_t?data）
//{
//??/*?Loop?while?DR?register?in?not?emplty?*/
//??//while?（SPI_I2S_GetFlagStatus（SPI1?SPI_I2S_FLAG_TXE）?==?RESET）;
//??while（!（SPI1->SR?&?SPI_I2S_FLAG_TXE））;

//??/*?Send?byte?through?the?SPI1?peripheral?*/
//??//SPI_I2S_SendData（SPI1?data）;
//??SPI1->DR?=?data;

//??/*?Wait?to?receive?a?byte?*/
//??//while?（SPI_I2S_GetFlagStatus（SPI1?SPI_I2S_FLAG_RXNE）?==?RESET）;
//??while（!（SPI1->SR?&?SPI_I2S_FLAG_RXNE））;

//??/*?Return?the?byte?read?from?the?SPI1?bus?*/
//??//return?SPI_I2S_ReceiveData（SPI1）;
//??return?SPI1->DR;
//}
u8?flag_speed?=?0;	//0--低速??1--高速
u8?MSD0_spi_read_write（u8?byte）
{	
	u8?i??Dat?=?0;
//	SD_CS_LOW（）;
	if（flag_speed?==?0）
	{
		delay_ms（1）;
	}
	for（i=0;i<8;i++）
	{
????????Dat<<=1;??????
		SD_SCK_LOW（）;
		if（flag_speed?==?0）
		{
			delay_ms（1）;
		}
		（byte&0x80）??SD_MOSI_HIGH（）?:?SD_MOSI_LOW（）;??//三目運算符傳輸數據
		SD_SCK_HIGH（）;
		if（flag_speed?==?0）
		{
			delay_ms（1）;
		}
????????Dat?|=?READ_SD_MISO（）;
		byte<<=1;
		if（flag_speed?==?0）
		{
			delay_ms（1）;
		}
????????
	}
????
//	SD_CS_HIGH（）;
????delay_ms（1）;
????
//????SD_MOSI_HIGH（）;?//??釋放MOSI???
????return?Dat;
}


/*******************************************************************************
*?Function?Name??:?MSD0_SPI_Configuration
*?Description????:?SD?Card?SPI?Configuration
*?Input??????????:?None
*?Output?????????:?None
*?Return?????????:?None
*?Attention		?:?None
*******************************************************************************/
void?MSD0_SPI_Configuration（void）

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????6505??2011-09-06?00:06??FATFS\00readme.txt

?????文件???????7585??2020-07-31?09:56??FATFS\diskio.c

?????文件???????2438??2011-01-03?21:11??FATFS\diskio.h

?????文件?????141694??2020-08-03?15:57??FATFS\ff.c

?????文件??????12334??2011-09-05?13:42??FATFS\ff.h

?????文件???????7519??2020-08-10?16:11??FATFS\ffconf.h

?????文件????????856??2010-04-24?23:45??FATFS\integer.h

?????文件?????249488??2010-05-09?23:52??FATFS\option\cc932.c

?????文件?????724232??2010-04-29?17:38??FATFS\option\cc936.c

?????文件?????567684??2010-05-08?23:28??FATFS\option\cc949.c

?????文件?????450696??2010-04-29?17:38??FATFS\option\cc950.c

?????文件??????30169??2010-08-25?00:22??FATFS\option\ccsbcs.c

?????文件???????4709??2011-05-21?18:01??FATFS\option\syscall.c

?????文件???????9286??2020-08-14?09:49??sd_spi.h

?????文件??????25988??2020-08-14?09:50??sd_spi.c

?????文件???????1652??2020-08-14?10:53??sd_task.h

?????文件???????8418??2020-08-26?16:18??sd_task.c

????..AD...?????????0??2020-08-26?16:16??FATFS\option

?????目錄??????????0??2020-08-26?16:16??FATFS

-----------?---------??----------?-----??----

??????????????2251253????????????????????19