#include?“io_spi.h“

void?spi_gpio（void）
{
??GPIOC->DDR?|=?0x60;//PC6-MOSI推挽輸出;PC7-MISO?浮動輸入
??GPIOC->CR1?|=0x60;
??GPIOC->CR2?|=0x60;//10MHz
??
??GPIOE->DDR?|=?0x20;//PE5-CS腳推挽輸出
??GPIOE->CR1?|=?0x20;
}
void?spi_init（void）
{
??spi_gpio（）;
}

void?sendbyte（unsigned?char?data）
{
????unsigned?char?itemp=data;
????SCK_H（）;
????asm（“nop“）;
????asm（“nop“）;
????asm（“nop“）;
????for（i=0;i<8;i++）
????{
??????SCK_L（）;
??????if（temp&0x80）
??????{
??????????MOSI_H（）;
??????}
??????else
??????{
??????????MOSI_L（）;
??????}
??????SCK_H（）;
??????temp<<=1;
????}
}

unsigned?char?readbyte（void）
{
	unsigned?char?r=0i;
	MOSI_H（）;	
????????SCK_H（）;?
????????asm（“nop“）;
????????asm（“nop“）;
????????for（i=0;i<8;i++）
????????{
??????????SCK_L（）;
??????????r?<<=?1

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-03-14?01:23??IO_SPI\
?????目錄???????????0??2015-03-12?00:10??IO_SPI\Debug\
?????目錄???????????0??2015-03-14?01:23??IO_SPI\Debug\Exe\
?????文件???????33150??2015-03-14?01:23??IO_SPI\Debug\Exe\SD.hex
?????文件??????132112??2015-03-14?01:23??IO_SPI\Debug\Exe\templproj.out
?????目錄???????????0??2015-03-12?00:10??IO_SPI\Debug\List\
?????目錄???????????0??2015-03-14?01:23??IO_SPI\Debug\Obj\
?????文件????????8532??2015-03-14?01:21??IO_SPI\Debug\Obj\io_spi.o
?????文件??????306100??2015-03-14?01:21??IO_SPI\Debug\Obj\io_spi.pbi
?????文件???????10201??2015-03-14?01:21??IO_SPI\Debug\Obj\io_spi.pbi.cout
?????文件???????12054??2015-03-14?01:23??IO_SPI\Debug\Obj\main.o
?????文件??????348051??2015-03-14?01:23??IO_SPI\Debug\Obj\main.pbi
?????文件???????10199??2015-03-14?01:23??IO_SPI\Debug\Obj\main.pbi.cout
?????文件???????58673??2015-03-14?01:21??IO_SPI\Debug\Obj\pff.o
?????文件???????35231??2015-03-14?01:21??IO_SPI\Debug\Obj\pff.pbi
?????文件???????10210??2015-03-14?01:21??IO_SPI\Debug\Obj\pff.pbi.cout
?????文件???????13590??2015-03-14?01:21??IO_SPI\Debug\Obj\sd.o
?????文件??????388351??2015-03-14?01:23??IO_SPI\Debug\Obj\SD.pbd
?????文件??????388351??2015-03-14?01:23??IO_SPI\Debug\Obj\SD.pbd.browse
?????文件??????316040??2015-03-14?01:21??IO_SPI\Debug\Obj\sd.pbi
?????文件???????10197??2015-03-14?01:21??IO_SPI\Debug\Obj\sd.pbi.cout
?????文件????????6692??2015-03-11?23:38??IO_SPI\Debug\Obj\spi.o
?????文件???????10104??2015-03-11?23:38??IO_SPI\Debug\Obj\spi.pbi.cout
?????文件???????30652??2015-03-14?01:21??IO_SPI\Debug\Obj\stm8s_it.o
?????文件??????306611??2015-03-14?01:21??IO_SPI\Debug\Obj\stm8s_it.pbi
?????文件???????10203??2015-03-14?01:21??IO_SPI\Debug\Obj\stm8s_it.pbi.cout
?????文件????????8948??2015-03-14?01:21??IO_SPI\Debug\Obj\uart.o
?????文件??????339513??2015-03-14?01:21??IO_SPI\Debug\Obj\uart.pbi
?????文件???????10199??2015-03-14?01:21??IO_SPI\Debug\Obj\uart.pbi.cout
?????目錄???????????0??2015-03-12?00:10??IO_SPI\FWLib\
?????目錄???????????0??2015-03-12?00:10??IO_SPI\FWLib\examples\
............此處省略82個文件信息