原子哥,为什么移植了你的SDIO，数组出现问题了。

5780358 · 发表于 2014-3-5 10:18:41

/*********************************************************************************************************
头文件
*********************************************************************************************************/
#include "stm32f10x.h"
#include "sdio_sdcard.h"
#include "usart.h"
#include "diskio.h"
#include "ff.h"
#include "delay.h"
#include "malloc.h"
#include <stdio.h>

/*********************************************************************************************************
变量定义
*********************************************************************************************************/
SD_Error Status = SD_OK;
u8 buff[256] = {"0123456789abcd"}; /*一个char 4个字节,一个字节1byte,0.5KB*/

/*********************************************************************************************************
** Function name:           CardInfo
** Descriptions:            储存卡的相关信息
** input parameters:        none
** output parameters:       none
** Returned value:          none
*********************************************************************************************************/
void CardInfo()
{
switch(SDCardInfo.CardType)
{
  case SDIO_STD_CAPACITY_SD_CARD_V1_1:printf("Card Type:SDSC V1.1\r\n");break;
  case SDIO_STD_CAPACITY_SD_CARD_V2_0:printf("Card Type:SDSC V2.0\r\n");break;
  case SDIO_HIGH_CAPACITY_SD_CARD:printf("Card Type:SDHC V2.0\r\n");break;
  case SDIO_MULTIMEDIA_CARD:printf("Card Type:MMC Card\r\n");break;
}
printf("Card ManufacturerID:%d\r\n",SDCardInfo.SD_cid.ManufacturerID); /*制造商ID*/
  printf("Card RCA:%d\r\n",SDCardInfo.RCA);        /*卡相对地址*/
printf("Card Capacity:%d MB\r\n",(u32)(SDCardInfo.CardCapacity>>20)); /*显示容量*/
  printf("Card BlockSize:%d\r\n\r\n",SDCardInfo.CardBlockSize);   /*显示块大小*/
}

/*********************************************************************************************************
** Function name:           TestWriteRead
** Descriptions:            测试读和写
** input parameters:        none
** output parameters:       none
** Returned value:          none
*********************************************************************************************************/
void TestWriteRead()
{
   FRESULT res;                      /*Result code */
   FATFS fatfs;                      /*File system object */
   FIL fil;                          /*File object */
   UINT br;
   char diskname[20] = {"newdir"}; /*创建文件夹名字*/
   disk_initialize(0);    /*初始化磁盘*/
   f_mount(0, &fatfs);        /*为磁盘挂载一个空间*/
   res = f_mkdir(diskname);   /*创建一个新文件夹*/

   /*打开一个文件并且以写得形式*/
   res = f_open(&fil,"123.txt", FA_OPEN_EXISTING | FA_WRITE);
   if(res==FR_OK)
   printf("open file successfully.........\r\n");
   else
   printf("open file fail .........%d\r\n",res);
   res = f_write(&fil, buff, sizeof(buff), &br);
   /*写数据在文件*/
   if(res == FR_OK)
   printf("write data ok! %d\n\r",br);
   else
   printf("write data error : %d\n\r",res);
   /*读数据在文件*/
   res = f_open(&fil,"123.txt", FA_OPEN_EXISTING | FA_READ);
   res = f_read(&fil, buff, sizeof(buff), &br);
   if(res==FR_OK)
{
     printf("read data num : %d\n\r",br);
     printf("%s\n\r",buff);
}
   else
printf("read data error : %d\n\r",res);
f_close(&fil);
f_mount(0, NULL);
}

/*********************************************************************************************************
** Function name:           TestWriteRead
** Descriptions:            测试读和写
** input parameters:        none
** output parameters:       none
** Returned value:          none
*********************************************************************************************************/
voidTestSpeed(void)
{
   FRESULT res;                      /* Result code */
   FIL fil;                          /* File object */
   UINT br;
   u8 i;
   for(i=0;i<2000;i++)
{
     f_lseek(&fil,f_size(&fil));
     res = f_write(&fil, buff, sizeof(buff), &br);
if(res==FR_OK)
     f_sync(&fil);
}

f_close(&fil);
f_mount(0, NULL);

}
/*********************************************************************************************************
** Function name:           main
** Descriptions:            主函数,指定函数执行
** input parameters:        none
** output parameters:       none
** Returned value:          none
*********************************************************************************************************/

int main(void)
{
RCC_Configuration();
NVIC_Configuration();
uart_init(9600);
while (1)
;
}

/*********************************************************************************************************
** Function name:           USART1_IRQHandler
** Descriptions:            串口一中断服务函数
** input parameters:        none
** output parameters:       none
** Returned value:          none
*********************************************************************************************************/
void USART1_IRQHandler(void)                                 /*中断服务标志,详情查DS*/
{
    u8 dat;
    if(USART_GetITStatus(USART1, USART_IT_RXNE) != RESET)    /*若接收数据寄存器满*/
     {
       dat = USART_ReceiveData(USART1);
       if(dat == 0x63)                                       /*如果接收到是0X63则处理函数,对应的相关操作*/
   {
       dat = 0;
    if(((Status = SD_Init())== SD_OK))
        {
   CardInfo();
   TestWriteRead();         /*串口1输出SD卡相关信息*/
        }              /*串口1输出SD相关读写操作*/
     }
   }
}