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@@ -40,6 +40,7 @@
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#define MSD_CS_HIGH() GPIO_SetBits(GPIOC, GPIO_Pin_7)
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/* MSD Card SPI */
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#define MSD_SPI SPI3
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+#define MSD_RCC_SPI RCC_APB2Periph_SPI3
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/* Private function prototypes -----------------------------------------------*/
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static void SPI_Config(void);
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@@ -756,9 +757,9 @@ void SPI_Config(void)
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GPIO_PinRemapConfig(GPIO_Remap_SPI3, ENABLE);
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/* SPI Periph clock enable */
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- RCC_APB1PeriphClockCmd(RCC_APB1Periph_SPI3, ENABLE);
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+ RCC_APB2PeriphClockCmd(MSD_RCC_SPI, ENABLE);
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- /* Configure SPI3 pins: SCK, MISO and MOSI */
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+ /* Configure SPI pins: SCK, MISO and MOSI */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10 | GPIO_Pin_11 | GPIO_Pin_12;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
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@@ -770,7 +771,7 @@ void SPI_Config(void)
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_Init(GPIOC, &GPIO_InitStructure);
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- /* SPI3 Config */
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+ /* SPI Config */
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SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
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SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
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SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
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@@ -785,7 +786,8 @@ void SPI_Config(void)
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/* SPI enable */
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SPI_Cmd(MSD_SPI, ENABLE);
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- for(delay = 0; delay < 0xfffff; delay++);
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+ /* active SD card */
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+ for (delay = 0; delay < 0xfffff; delay ++);
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}
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/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/
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