2 ******************************************************************************
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3 * @file stm32f7xx_hal_sdram.h
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4 * @author MCD Application Team
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6 * @date 06-March-2015
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7 * @brief Header file of SDRAM HAL module.
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8 ******************************************************************************
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11 * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
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13 * Redistribution and use in source and binary forms, with or without modification,
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14 * are permitted provided that the following conditions are met:
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15 * 1. Redistributions of source code must retain the above copyright notice,
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16 * this list of conditions and the following disclaimer.
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17 * 2. Redistributions in binary form must reproduce the above copyright notice,
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18 * this list of conditions and the following disclaimer in the documentation
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19 * and/or other materials provided with the distribution.
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20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
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21 * may be used to endorse or promote products derived from this software
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22 * without specific prior written permission.
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24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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35 ******************************************************************************
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38 /* Define to prevent recursive inclusion -------------------------------------*/
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39 #ifndef __STM32F7xx_HAL_SDRAM_H
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40 #define __STM32F7xx_HAL_SDRAM_H
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46 /* Includes ------------------------------------------------------------------*/
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47 #include "stm32f7xx_ll_fmc.h"
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49 /** @addtogroup STM32F7xx_HAL_Driver
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53 /** @addtogroup SDRAM
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57 /* Exported typedef ----------------------------------------------------------*/
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59 /** @defgroup SDRAM_Exported_Types SDRAM Exported Types
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64 * @brief HAL SDRAM State structure definition
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68 HAL_SDRAM_STATE_RESET = 0x00, /*!< SDRAM not yet initialized or disabled */
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69 HAL_SDRAM_STATE_READY = 0x01, /*!< SDRAM initialized and ready for use */
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70 HAL_SDRAM_STATE_BUSY = 0x02, /*!< SDRAM internal process is ongoing */
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71 HAL_SDRAM_STATE_ERROR = 0x03, /*!< SDRAM error state */
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72 HAL_SDRAM_STATE_WRITE_PROTECTED = 0x04, /*!< SDRAM device write protected */
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73 HAL_SDRAM_STATE_PRECHARGED = 0x05 /*!< SDRAM device precharged */
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75 }HAL_SDRAM_StateTypeDef;
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78 * @brief SDRAM handle Structure definition
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82 FMC_SDRAM_TypeDef *Instance; /*!< Register base address */
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84 FMC_SDRAM_InitTypeDef Init; /*!< SDRAM device configuration parameters */
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86 __IO HAL_SDRAM_StateTypeDef State; /*!< SDRAM access state */
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88 HAL_LockTypeDef Lock; /*!< SDRAM locking object */
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90 DMA_HandleTypeDef *hdma; /*!< Pointer DMA handler */
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92 }SDRAM_HandleTypeDef;
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97 /* Exported constants --------------------------------------------------------*/
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98 /* Exported macro ------------------------------------------------------------*/
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100 /** @defgroup SDRAM_Exported_Macros SDRAM Exported Macros
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104 /** @brief Reset SDRAM handle state
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105 * @param __HANDLE__: specifies the SDRAM handle.
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108 #define __HAL_SDRAM_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_SDRAM_STATE_RESET)
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114 /* Exported functions --------------------------------------------------------*/
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116 /** @addtogroup SDRAM_Exported_Functions SDRAM Exported Functions
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120 /** @addtogroup SDRAM_Exported_Functions_Group1
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124 /* Initialization/de-initialization functions *********************************/
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125 HAL_StatusTypeDef HAL_SDRAM_Init(SDRAM_HandleTypeDef *hsdram, FMC_SDRAM_TimingTypeDef *Timing);
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126 HAL_StatusTypeDef HAL_SDRAM_DeInit(SDRAM_HandleTypeDef *hsdram);
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127 void HAL_SDRAM_MspInit(SDRAM_HandleTypeDef *hsdram);
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128 void HAL_SDRAM_MspDeInit(SDRAM_HandleTypeDef *hsdram);
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130 void HAL_SDRAM_IRQHandler(SDRAM_HandleTypeDef *hsdram);
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131 void HAL_SDRAM_RefreshErrorCallback(SDRAM_HandleTypeDef *hsdram);
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132 void HAL_SDRAM_DMA_XferCpltCallback(DMA_HandleTypeDef *hdma);
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133 void HAL_SDRAM_DMA_XferErrorCallback(DMA_HandleTypeDef *hdma);
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139 /** @addtogroup SDRAM_Exported_Functions_Group2
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142 /* I/O operation functions ****************************************************/
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143 HAL_StatusTypeDef HAL_SDRAM_Read_8b(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint8_t *pDstBuffer, uint32_t BufferSize);
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144 HAL_StatusTypeDef HAL_SDRAM_Write_8b(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint8_t *pSrcBuffer, uint32_t BufferSize);
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145 HAL_StatusTypeDef HAL_SDRAM_Read_16b(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint16_t *pDstBuffer, uint32_t BufferSize);
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146 HAL_StatusTypeDef HAL_SDRAM_Write_16b(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint16_t *pSrcBuffer, uint32_t BufferSize);
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147 HAL_StatusTypeDef HAL_SDRAM_Read_32b(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint32_t *pDstBuffer, uint32_t BufferSize);
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148 HAL_StatusTypeDef HAL_SDRAM_Write_32b(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint32_t *pSrcBuffer, uint32_t BufferSize);
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150 HAL_StatusTypeDef HAL_SDRAM_Read_DMA(SDRAM_HandleTypeDef *hsdram, uint32_t * pAddress, uint32_t *pDstBuffer, uint32_t BufferSize);
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151 HAL_StatusTypeDef HAL_SDRAM_Write_DMA(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint32_t *pSrcBuffer, uint32_t BufferSize);
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157 /** @addtogroup SDRAM_Exported_Functions_Group3
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160 /* SDRAM Control functions *****************************************************/
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161 HAL_StatusTypeDef HAL_SDRAM_WriteProtection_Enable(SDRAM_HandleTypeDef *hsdram);
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162 HAL_StatusTypeDef HAL_SDRAM_WriteProtection_Disable(SDRAM_HandleTypeDef *hsdram);
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163 HAL_StatusTypeDef HAL_SDRAM_SendCommand(SDRAM_HandleTypeDef *hsdram, FMC_SDRAM_CommandTypeDef *Command, uint32_t Timeout);
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164 HAL_StatusTypeDef HAL_SDRAM_ProgramRefreshRate(SDRAM_HandleTypeDef *hsdram, uint32_t RefreshRate);
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165 HAL_StatusTypeDef HAL_SDRAM_SetAutoRefreshNumber(SDRAM_HandleTypeDef *hsdram, uint32_t AutoRefreshNumber);
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166 uint32_t HAL_SDRAM_GetModeStatus(SDRAM_HandleTypeDef *hsdram);
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172 /** @addtogroup SDRAM_Exported_Functions_Group4
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175 /* SDRAM State functions ********************************************************/
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176 HAL_SDRAM_StateTypeDef HAL_SDRAM_GetState(SDRAM_HandleTypeDef *hsdram);
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197 #endif /* __STM32F7xx_HAL_SDRAM_H */
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199 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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