標(biāo)題: stm32 SD卡測(cè)試程序 [打印本頁(yè)]
作者: yyj605180624    時(shí)間: 2016-1-17 12:02
標(biāo)題: stm32 SD卡測(cè)試程序
stm32F103ZET6 SD卡測(cè)試程序送上
  1. /******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
  2. * File Name          : main.c
  3. * Author             : MCD Application Team
  4. * Version            : V3.5
  5. * Date               : 09/22/2008
  6. * Description        : Main program body.
  7. ********************************************************************************
  8. * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
  9. * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
  10. * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
  11. * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
  12. * CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
  13. * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  14. *******************************************************************************/

  16. /* Includes ------------------------------------------------------------------*/
  17. #include "lcd.h"
  18. #include "stm32f10x.h"
  19. #include "platform_config.h"
  20. #include <stdio.h>

  22. #include "sdcard.h"
  23. #include "integer.h"
  24. #include "ff.h"
  25. #include "diskio.h"

  27. /* Private typedef -----------------------------------------------------------*/
  28. /* Private define ------------------------------------------------------------*/
  29. /* Private macro -------------------------------------------------------------*/
  30. /* Private variables ---------------------------------------------------------*/
  31. static vu32 TimingDelay = 0;
  32. GPIO_InitTypeDef GPIO_InitStructure;
  33. ErrorStatus HSEStartUpStatus;
  34. u32  index = 0;
  35. SD_Error Status = SD_OK;
  36. SD_CardInfo SDCardInfo;
  37. FATFS fs;            // Work area (file system object) for logical drive
  38. FRESULT res;         // FatFs function common result code
  39. UINT br, bw;         // File R/W count
  40. FIL fsrc, fdst;      // file objects
  41. BYTE buffer[51];          // file copy buffer
  42. BYTE buff_filename[9][13];        //最多只能讀9個(gè)文件，保存9個(gè)文件名,文件名采用短文件名，最多13個(gè)字符
  43. USART_InitTypeDef USART_InitStructure;


  46. u8 stringcopy(BYTE *buff_to,BYTE *buff_from)
  47. {
  48.   u8 i=0;
  49.   for(i=0;i<13;i++)
  50.   buff_to[i] = buff_from[i];
  51.   return 1;
  52. }
  53. void ReadSDFile(void)
  54. {
  55.   FIL file;
  56.   FILINFO finfo;
  57.   DIR dirs;
  58.   int i_name=0;
  59.   char *fn;
  60.   char path[50]={""};
  61.   disk_initialize(0);
  62.   f_mount(0, &fs);
  63.   res =  f_opendir(&dirs, path);
  64.   if (res == FR_OK)
  65.   {
  66.     while (f_readdir(&dirs, &finfo) == FR_OK)
  67.         {
  68.           if (finfo.fattrib & AM_ARC)
  69.       {
  70.         if(!finfo.fname[0])          //文件名不為空，如果為空，則表明該目錄下面的文件已經(jīng)讀完了
  71.           break;         
  72.         res = f_open(&fsrc, finfo.fname, FA_OPEN_EXISTING | FA_READ);
  73.                 stringcopy(buff_filename[i_name], (BYTE*)finfo.fname);
  74.                 i_name++;
  75. //        res = f_read(&fsrc, &buffer, 50, &br);
  76.         f_close(&fsrc);
  77.           }
  78.         }
  79.   }
  80. }

  82. extern u8 Image_Table[];

  84. /* Private function prototypes -----------------------------------------------*/
  85. void RCC_Configuration(void);
  86. void InterruptConfig(void);
  87. void NVIC_Configuration(void);
  88. void USART_Configuration(void);
  89. void Delay(vu32 nCount);
  90. void Decrement_TimingDelay(void);
  91. void SysTick_Configuration(void);

  93. /* Private functions ---------------------------------------------------------*/
  94. SD_Error SD_InitAndConfig(void)
  95. {
  96.   Status = SD_Init();
  97.   if (Status == SD_OK)
  98.   {
  99.           LCD_DisplayStringLine(Line0,"SD_Init success",White,Black);
  100.   }
  101.   else
  102.   {
  103.           LCD_DisplayStringLine(Line0,"SD_Init fail",White,Black);
  104.   }
  105.   Delay(200);
  106.   if (Status == SD_OK)
  107.   {
  108.     /*----------------- Read CSD/CID MSD registers ------------------*/
  109.     Status = SD_GetCardInfo(&SDCardInfo);
  110.   }
  111.   
  112.   if (Status == SD_OK)
  113.   {
  114.     /*----------------- Select Card --------------------------------*/
  115.     Status = SD_SelectDeselect((u32) (SDCardInfo.RCA << 16));
  116.   }
  117.   
  118.   if (Status == SD_OK)
  119.   {
  120.     Status = SD_EnableWideBusOperation(SDIO_BusWide_1b);
  121.   }
  122.   
  123.   /* Set Device Transfer Mode to INTERRUPT */
  124.   if (Status == SD_OK)
  125.   {  
  126.     Status = SD_SetDeviceMode(SD_INTERRUPT_MODE);
  127.   }
  128.   return Status;
  129. }
  130. /*******************************************************************************
  131. * Function Name  : main
  132. * Description    : Main program.
  133. * Input          : None
  134. * Output         : None
  135. * Return         : None
  136. *******************************************************************************/
  137. int main(void)
  138. {
  139. #ifdef DEBUG
  140.   debug();
  141. #endif
  142.   /* System Clocks Configuration */
  143.   RCC_Configuration();   

  145.   /* Interrupt Configuration */
  146.   InterruptConfig();

  148. //  USART_Configuration();

  150.   /* Configure the systick */   
  151.   SysTick_Configuration();

  153.   /* Initialize the LCD */
  154.   STM3210E_LCD_Init();

  156.   /* Clear the LCD */
  157.   LCD_Clear(Black);

  159.   /*初始化并設(shè)置SDIO接口*/
  160.   Status =SD_InitAndConfig();

  162.   /* Clear the LCD */
  163.   LCD_Clear(Black);
  164. //  printf("hello\n");


  167. //經(jīng)過(guò)測(cè)試，一行LCD以16*24的大小來(lái)顯示的話，只能顯示20個(gè)字符
  168. //一共可以顯示10行，編號(hào)從Line0到Line9,每行的高度是24，字符的實(shí)際高度比24要小
  169. //LCD_DisplayStringLine(Line0,"12345678901234567890",White,Black);         
  170.   LCD_DisplayStringLine(Line3,"     Waiting....    ",White,Black);
  171.   LCD_DisplayStringLine(Line4,"   Read SD Card...  ",White,Black);

  173.   ReadSDFile();  
  174.   Delay(100);
  175.   /* Clear the LCD */
  176.   LCD_Clear(Black);
  177.   if (Status == SD_OK)
  178.           {
  179.                 LCD_DisplayStringLine(Line0,"File read success",White,Black);
  180.         }
  181.         else
  182.         {
  183.                 LCD_DisplayStringLine(Line0,"File read Fail",White,Black);               
  184.         }
  185.   Delay(100);
  186.   /* Clear the LCD */
  187.   LCD_Clear(Black);
  188.   LCD_DisplayStringLine(Line1,buff_filename[0],White,Black);
  189.   LCD_DisplayStringLine(Line2,buff_filename[1],White,Black);
  190.   
  191.   //LCD_DisplayStringLine(Line3,"                  ",White,Black);
  192.   //LCD_DisplayStringLine(Line4,"                  ",White,Black);
  193.   
  194.   LCD_DisplayStringLine(Line3,buff_filename[2],White,Black);
  195.   LCD_DisplayStringLine(Line4,buff_filename[3],White,Black);  

  197.   /* Configure IO connected to LD1, LD2, LD3 LD4 and LD5 leds *********************/
  198.   /* Enable GPIO_LED clock */
  199.   RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIO_LED, ENABLE);

  201.   GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10;
  202.   GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
  203.   GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  204.   GPIO_Init(GPIO_LED, &GPIO_InitStructure);

  206.   while (1)
  207.   {
  208. //    /* Turn on LD1 */
  209. //    GPIO_ResetBits(GPIO_LED, GPIO_Pin_6);
  210. //    /* Insert delay */
  211. //    Delay(20);
  212. //
  213. //    /* Turn on LD2 and LD3 */
  214. //    GPIO_ResetBits(GPIO_LED, GPIO_Pin_7 | GPIO_Pin_8);
  215. //    /* Turn off LD1 */
  216. //    GPIO_SetBits(GPIO_LED, GPIO_Pin_6);
  217. //    /* Insert delay */
  218. //    Delay(20);
  219. //
  220. //    /* Turn on LD4 and LD5 */
  221. //    GPIO_ResetBits(GPIO_LED, GPIO_Pin_9 | GPIO_Pin_10);
  222. //    /* Turn off LD2 and LD3 */
  223. //    GPIO_SetBits(GPIO_LED, GPIO_Pin_7 | GPIO_Pin_8);
  224. //    /* Insert delay */
  225. //    Delay(20);
  226. //
  227. //    /* Turn off LD4 and LD5 */
  228. //    GPIO_SetBits(GPIO_LED, GPIO_Pin_9 | GPIO_Pin_10);
  229. //        LCD_Clear(Black+index);
  230. //        Delay(100);
  231. //        index = index + 10;
  232. //        if(index >=        0xFFFF)index = 0;
  233.   }
  234. }

  236. /*******************************************************************************
  237. * Function Name  : RCC_Configuration
  238. * Description    : Configures the different system clocks.
  239. * Input          : None
  240. * Output         : None
  241. * Return         : None
  242. *******************************************************************************/
  243. void RCC_Configuration(void)
  244. {   
  245.   /* RCC system reset(for debug purpose) */
  246.   RCC_DeInit();

  248.   /* Enable HSE */
  249.   RCC_HSEConfig(RCC_HSE_ON);

  251.   /* Wait till HSE is ready */
  252.   HSEStartUpStatus = RCC_WaitForHSEStartUp();

  254.   if(HSEStartUpStatus == SUCCESS)
  255.   {
  256.     /* Enable Prefetch Buffer */
  257.     FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable);

  259.     /* Flash 2 wait state */
  260.     FLASH_SetLatency(FLASH_Latency_2);
  261.        
  262.     /* HCLK = SYSCLK */
  263.     RCC_HCLKConfig(RCC_SYSCLK_Div1);
  264.   
  265.     /* PCLK2 = HCLK */
  266.     RCC_PCLK2Config(RCC_HCLK_Div1);

  268.     /* PCLK1 = HCLK/2 */
  269.     RCC_PCLK1Config(RCC_HCLK_Div2);

  271.     /* PLLCLK = 8MHz * 9 = 72 MHz */
  272.     RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_9);

  274.     /* Enable PLL */
  275.     RCC_PLLCmd(ENABLE);

  277.     /* Wait till PLL is ready */
  278.     while(RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET)
  279.     {
  280.     }

  282.     /* Select PLL as system clock source */
  283.     RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK);

  285.     /* Wait till PLL is used as system clock source */
  286.     while(RCC_GetSYSCLKSource() != 0x08)
  287.     {
  288.     }
  289.   }
  290. }

  292. /*******************************************************************************
  293. * Function Name  : NVIC_Configuration
  294. * Description    : Configures Vector Table base location.
  295. * Input          : None
  296. * Output         : None
  297. * Return         : None
  298. *******************************************************************************/
  299. void NVIC_Configuration(void)
  300. {
  301. //------------zp2000--------------------------------
  302.   NVIC_InitTypeDef NVIC_InitStructure;

  304.   /* Configure the NVIC Preemption Priority Bits */
  305.   NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);//該函數(shù)調(diào)用了兩次

  307.   NVIC_InitStructure.NVIC_IRQChannel = SDIO_IRQn;
  308.   NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
  309.   NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
  310.   NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
  311.   NVIC_Init(&NVIC_InitStructure);

  313. #ifdef  VECT_TAB_RAM  
  314.   /* Set the Vector Table base location at 0x20000000 */
  315.   NVIC_SetVectorTable(NVIC_VectTab_RAM, 0x0);
  316. #else  /* VECT_TAB_FLASH  */
  317.   /* Set the Vector Table base location at 0x08000000 */
  318.   NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0);   
  319. #endif

  321. }

  323. void USART_Configuration(void)
  324. {
  325.   GPIO_InitTypeDef GPIO_InitStructure;

  327.   /* Configure USART1 Tx (PA.09) as alternate function push-pull */
  328.   GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
  329.   GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
  330.   GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  331.   GPIO_Init(GPIOA, &GPIO_InitStructure);
  332.    
  333.   /* Configure USART1 Rx (PA.10) as input floating */
  334.   GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
  335.   GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
  336.   GPIO_Init(GPIOA, &GPIO_InitStructure);

  338.   
  339.         USART_InitStructure.USART_BaudRate = 115200;
  340.         USART_InitStructure.USART_WordLength = USART_WordLength_8b;
  341.         USART_InitStructure.USART_StopBits = USART_StopBits_1;
  342.         USART_InitStructure.USART_Parity = USART_Parity_No ;
  343.         USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
  344.        
  345.        
  346.         USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
  347.         /* Configure USART1 basic and asynchronous paramters */
  348.         USART_Init(USART1, &USART_InitStructure);
  349.    
  350.   /* Enable USART1 */
  351.   USART_Cmd(USART1, ENABLE);
  352. }

  354. /*******************************************************************************
  355. * Function Name  : InterruptConfig
  356. * Description    : Configures the used IRQ Channels and sets their priority.
  357. * Input          : None
  358. * Output         : None
  359. * Return         : None
  360. *******************************************************************************/
  361. void InterruptConfig(void)
  362. {
  363.   /* Deinitializes the NVIC */
  364. //  NVIC_DeInit();

  366.   NVIC_Configuration();

  368.   /* Configure the Priority Group to 2 bits */
  369. //  NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);               

  371.   /* Configure the SysTick handler priority */
  372.   //為了使用SDIO中斷，下面的中斷優(yōu)先級(jí)被我改低了
  373. //  NVIC_SystemHandlerPriorityConfig(SystemHandler_SysTick, 1, 1);
  374. }

  376. /*******************************************************************************
  377. * Function Name  : Delay
  378. * Description    : Inserts a delay time.
  379. * Input          : nCount: specifies the delay time length (time base 10 ms).
  380. * Output         : None
  381. * Return         : None
  382. *******************************************************************************/
  383. void Delay(u32 nCount)
  384. {
  385.   TimingDelay = nCount;

  387.   SysTick->LOAD  = (72000 & SysTick_LOAD_RELOAD_Msk) - 1;      /* set reload register */
  388.   NVIC_SetPriority (SysTick_IRQn, 9);  /* set Priority for Cortex-M0 System Interrupts */
  389.   SysTick->VAL   = 0;                                          /* Load the SysTick Counter Value */
  390.   SysTick->CTRL  = SysTick_CTRL_CLKSOURCE_Msk |
  391.                    SysTick_CTRL_TICKINT_Msk   |
  392.                    SysTick_CTRL_ENABLE_Msk;  
  393.   while(TimingDelay != 0)
  394.   {
  395.   }
  396.   SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk;
  397.   
  398. }

  400. /*******************************************************************************
  401. * Function Name  : Decrement_TimingDelay
  402. * Description    : Decrements the TimingDelay variable.
  403. * Input          : None
  404. * Output         : TimingDelay
  405. * Return         : None
  406. *******************************************************************************/
  407. void Decrement_TimingDelay(void)
  408. {
  409.   if (TimingDelay != 0x00)
  410.   {
  411.     TimingDelay--;
  412.   }
  413. }

  415. /*******************************************************************************
  416. * Function Name  : SysTick_Config
  417. * Description    : Configure a SysTick Base time to 10 ms.
  418. * Input          : None
  419. * Output         : None
  420. * Return         : None
  421. *******************************************************************************/
  422. void SysTick_Configuration(void)
  423. {
  424.   /* Configure HCLK clock as SysTick clock source */
  425.   SysTick_CLKSourceConfig(SysTick_CLKSource_HCLK);

  427.   NVIC_SetPriority (SysTick_IRQn, 9);  /* set Priority for Cortex-M0 System Interrupts */
  428.   SysTick->CTRL &= ~SysTick_CTRL_ENABLE_Msk;
  429. }

  431. int fputc(int ch, FILE *f)
  432. {
  433.   /* Place your implementation of fputc here */
  434.   /* e.g. write a character to the USART */
  435.   USART_SendData(USART1, (u8) ch);

  437.   /* Loop until the end of transmission */
  438.   while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET)
  439.   {
  440.   }

  442.   return ch;
  443. }

  445. #ifdef  DEBUG
  446. /*******************************************************************************
  447. * Function Name  : assert_failed
  448. * Description    : Reports the name of the source file and the source line number
  449. *                  where the assert_param error has occurred.
  450. * Input          : - file: pointer to the source file name
  451. *                  - line: assert_param error line source number
  452. * Output         : None
  453. * Return         : None
  454. *******************************************************************************/
  455. void assert_failed(u8* file, u32 line)
  456. {
  457.   /* User can add his own implementation to report the file name and line number,
  458.      ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */

  460.   /* Infinite loop */
  461.   while (1)
  462.   {
  463.   }
  464. }
  465. #endif

  467. /******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/
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