求 EK_STM32F 开发板移稙好的FATFS的KEIL MDK包

只看该作者 · 2013-9-8 21:32

本人水平有差。移植出问题。还求万利电子 EK_STM32F 开发板移稙好的FATFS的KEIL MDK包
谢谢。

只看该作者 · 2013-9-9 10:21

disk_sta=disk_initialize(0);//disk_status
f_mount(0, &fatfs[0]);
f_open(&fsrc, "0:/ABC.TXT", FA_CREATE_NEW | FA_READ);

出现
FR_NO_FILESYSTEM, /* (13) There is no valid FAT volume */

本人使用SPI1 硬件和使用 IO 软件模拟SPI1读都是这样！

开发板就是万利电子的 EK-STM32F

#if defined(USE_EK_STM32F)

#define CARD_SUPPLY_SWITCHABLE 1
#define GPIO_PWR                GPIOD
#define RCC_APB2Periph_GPIO_PWR  RCC_APB2Periph_GPIOD
#define GPIO_Pin_PWR          GPIO_Pin_10
#define GPIO_Mode_PWR          GPIO_Mode_Out_OD /* pull-up resistor at power FET */
#define SOCKET_WP_CONNECTED    0
#define SOCKET_CP_CONNECTED    0
#define SPI_SD                SPI1
#define GPIO_CS                GPIOD
#define RCC_APB2Periph_GPIO_CS RCC_APB2Periph_GPIOD
#define GPIO_Pin_CS             GPIO_Pin_9

#define DMA_Channel_SPI_SD_RX DMA1_Channel2
#define DMA_Channel_SPI_SD_TX DMA1_Channel3

#define DMA_FLAG_SPI_SD_TC_RX DMA1_FLAG_TC2
#define DMA_FLAG_SPI_SD_TC_TX DMA1_FLAG_TC3

#define GPIO_SPI_SD             GPIOA
#define GPIO_Pin_SPI_SD_SCK    GPIO_Pin_5
#define GPIO_Pin_SPI_SD_MISO    GPIO_Pin_6
#define GPIO_Pin_SPI_SD_MOSI    GPIO_Pin_7
#define RCC_APBPeriphClockCmd_SPI_SD  RCC_APB2PeriphClockCmd
#define RCC_APBPeriph_SPI_SD    RCC_APB2Periph_SPI1

/* - for SPI1 and full-speed APB2: 72MHz/4=18MHZ */
#define SPI_BaudRatePrescaler_SPI_SD  SPI_BaudRatePrescaler_4

#endif

/*******************************************************************************
* Function Name  : static void MMC_SPI_Config(void)
* Description : 初始化 SPI1作为SD卡的读写驱动
* Input       : None
* Output       : None
* Return       : None
* Attention       : None
*******************************************************************************/
void MMC_SPI_Config(void)
{
SPI_InitTypeDef  SPI_InitStructure;
GPIO_InitTypeDef GPIO_InitStructure;

RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA  |
         RCC_APB2Periph_GPIOD |
         RCC_APB2Periph_AFIO |
         RCC_APB2Periph_SPI1,
         ENABLE);

//RCC_PCLK2Config(RCC_HCLK_Div4); //72/4=18MHz  降APB2时钟

   //SPI MISO GPIO_Pin_SPI_SD_MISO
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU;//上拉输入
GPIO_Init(GPIOA, &GPIO_InitStructure);

/* Configure SPI1 pins:  SCK, MISO and MOSI */
GPIO_InitStructure.GPIO_Pin =  GPIO_Pin_SPI_SD_SCK | GPIO_Pin_SPI_SD_MISO| GPIO_Pin_SPI_SD_MOSI;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_Init(GPIOA, &GPIO_InitStructure);

/* Configure PD9 pin: CS pin  ,PD10 : SD Power as Output push-pull, used as Flash Chip select */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9|GPIO_Pin_10;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(GPIOD, &GPIO_InitStructure);

/* SPI1 configuration */
SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
SPI_InitStructure.SPI_CPOL = SPI_CPOL_High;       //CPOL=1 时钟悬空高
SPI_InitStructure.SPI_CPHA = SPI_CPHA_2Edge;       //CPHA=1 数据捕获第二个
SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;
SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_256;
SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
SPI_InitStructure.SPI_CRCPolynomial = 7;
SPI_Init(SPI1, &SPI_InitStructure);

/* Enable SPI1  */
SPI_Cmd(SPI1, ENABLE);

}