1 /** 2 ****************************************************************************** 3 * @file stm32f7xx_hal_sdram.h 4 * @author MCD Application Team 5 * @version V1.0.1 6 * @date 25-June-2015 7 * @brief Header file of SDRAM HAL module. 8 ****************************************************************************** 9 * @attention 10 * 11 * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> 12 * 13 * Redistribution and use in source and binary forms, with or without modification, 14 * are permitted provided that the following conditions are met: 15 * 1. Redistributions of source code must retain the above copyright notice, 16 * this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright notice, 18 * this list of conditions and the following disclaimer in the documentation 19 * and/or other materials provided with the distribution. 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 34 * 35 ****************************************************************************** 36 */ 37 38 /* Define to prevent recursive inclusion -------------------------------------*/ 39 #ifndef __STM32F7xx_HAL_SDRAM_H 40 #define __STM32F7xx_HAL_SDRAM_H 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 /* Includes ------------------------------------------------------------------*/ 47 #include "stm32f7xx_ll_fmc.h" 48 49 /** @addtogroup STM32F7xx_HAL_Driver 50 * @{ 51 */ 52 53 /** @addtogroup SDRAM 54 * @{ 55 */ 56 57 /* Exported typedef ----------------------------------------------------------*/ 58 59 /** @defgroup SDRAM_Exported_Types SDRAM Exported Types 60 * @{ 61 */ 62 63 /** 64 * @brief HAL SDRAM State structure definition 65 */ 66 typedef enum { 67 HAL_SDRAM_STATE_RESET = 0x00, /*!< SDRAM not yet initialized or disabled */ 68 HAL_SDRAM_STATE_READY = 0x01, /*!< SDRAM initialized and ready for use */ 69 HAL_SDRAM_STATE_BUSY = 0x02, /*!< SDRAM internal process is ongoing */ 70 HAL_SDRAM_STATE_ERROR = 0x03, /*!< SDRAM error state */ 71 HAL_SDRAM_STATE_WRITE_PROTECTED = 0x04, /*!< SDRAM device write protected */ 72 HAL_SDRAM_STATE_PRECHARGED = 0x05 /*!< SDRAM device precharged */ 73 74 } HAL_SDRAM_StateTypeDef; 75 76 /** 77 * @brief SDRAM handle Structure definition 78 */ 79 typedef struct { 80 FMC_SDRAM_TypeDef *Instance; /*!< Register base address */ 81 82 FMC_SDRAM_InitTypeDef Init; /*!< SDRAM device configuration parameters */ 83 84 __IO HAL_SDRAM_StateTypeDef State; /*!< SDRAM access state */ 85 86 HAL_LockTypeDef Lock; /*!< SDRAM locking object */ 87 88 DMA_HandleTypeDef *hdma; /*!< Pointer DMA handler */ 89 90 } SDRAM_HandleTypeDef; 91 /** 92 * @} 93 */ 94 95 /* Exported constants --------------------------------------------------------*/ 96 /* Exported macro ------------------------------------------------------------*/ 97 98 /** @defgroup SDRAM_Exported_Macros SDRAM Exported Macros 99 * @{ 100 */ 101 102 /** @brief Reset SDRAM handle state 103 * @param __HANDLE__: specifies the SDRAM handle. 104 * @retval None 105 */ 106 #define __HAL_SDRAM_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_SDRAM_STATE_RESET) 107 108 /** 109 * @} 110 */ 111 112 /* Exported functions --------------------------------------------------------*/ 113 114 /** @addtogroup SDRAM_Exported_Functions SDRAM Exported Functions 115 * @{ 116 */ 117 118 /** @addtogroup SDRAM_Exported_Functions_Group1 119 * @{ 120 */ 121 122 /* Initialization/de-initialization functions *********************************/ 123 HAL_StatusTypeDef HAL_SDRAM_Init(SDRAM_HandleTypeDef *hsdram, FMC_SDRAM_TimingTypeDef *Timing); 124 HAL_StatusTypeDef HAL_SDRAM_DeInit(SDRAM_HandleTypeDef *hsdram); 125 void HAL_SDRAM_MspInit(SDRAM_HandleTypeDef *hsdram); 126 void HAL_SDRAM_MspDeInit(SDRAM_HandleTypeDef *hsdram); 127 128 void HAL_SDRAM_IRQHandler(SDRAM_HandleTypeDef *hsdram); 129 void HAL_SDRAM_RefreshErrorCallback(SDRAM_HandleTypeDef *hsdram); 130 void HAL_SDRAM_DMA_XferCpltCallback(DMA_HandleTypeDef *hdma); 131 void HAL_SDRAM_DMA_XferErrorCallback(DMA_HandleTypeDef *hdma); 132 133 /** 134 * @} 135 */ 136 137 /** @addtogroup SDRAM_Exported_Functions_Group2 138 * @{ 139 */ 140 /* I/O operation functions ****************************************************/ 141 HAL_StatusTypeDef HAL_SDRAM_Read_8b(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint8_t *pDstBuffer, uint32_t BufferSize); 142 HAL_StatusTypeDef HAL_SDRAM_Write_8b(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint8_t *pSrcBuffer, uint32_t BufferSize); 143 HAL_StatusTypeDef HAL_SDRAM_Read_16b(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint16_t *pDstBuffer, uint32_t BufferSize); 144 HAL_StatusTypeDef HAL_SDRAM_Write_16b(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint16_t *pSrcBuffer, uint32_t BufferSize); 145 HAL_StatusTypeDef HAL_SDRAM_Read_32b(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint32_t *pDstBuffer, uint32_t BufferSize); 146 HAL_StatusTypeDef HAL_SDRAM_Write_32b(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint32_t *pSrcBuffer, uint32_t BufferSize); 147 148 HAL_StatusTypeDef HAL_SDRAM_Read_DMA(SDRAM_HandleTypeDef *hsdram, uint32_t * pAddress, uint32_t *pDstBuffer, uint32_t BufferSize); 149 HAL_StatusTypeDef HAL_SDRAM_Write_DMA(SDRAM_HandleTypeDef *hsdram, uint32_t *pAddress, uint32_t *pSrcBuffer, uint32_t BufferSize); 150 151 /** 152 * @} 153 */ 154 155 /** @addtogroup SDRAM_Exported_Functions_Group3 156 * @{ 157 */ 158 /* SDRAM Control functions *****************************************************/ 159 HAL_StatusTypeDef HAL_SDRAM_WriteProtection_Enable(SDRAM_HandleTypeDef *hsdram); 160 HAL_StatusTypeDef HAL_SDRAM_WriteProtection_Disable(SDRAM_HandleTypeDef *hsdram); 161 HAL_StatusTypeDef HAL_SDRAM_SendCommand(SDRAM_HandleTypeDef *hsdram, FMC_SDRAM_CommandTypeDef *Command, uint32_t Timeout); 162 HAL_StatusTypeDef HAL_SDRAM_ProgramRefreshRate(SDRAM_HandleTypeDef *hsdram, uint32_t RefreshRate); 163 HAL_StatusTypeDef HAL_SDRAM_SetAutoRefreshNumber(SDRAM_HandleTypeDef *hsdram, uint32_t AutoRefreshNumber); 164 uint32_t HAL_SDRAM_GetModeStatus(SDRAM_HandleTypeDef *hsdram); 165 166 /** 167 * @} 168 */ 169 170 /** @addtogroup SDRAM_Exported_Functions_Group4 171 * @{ 172 */ 173 /* SDRAM State functions ********************************************************/ 174 HAL_SDRAM_StateTypeDef HAL_SDRAM_GetState(SDRAM_HandleTypeDef *hsdram); 175 /** 176 * @} 177 */ 178 179 /** 180 * @} 181 */ 182 183 /** 184 * @} 185 */ 186 187 /** 188 * @} 189 */ 190 191 #ifdef __cplusplus 192 } 193 #endif 194 195 #endif /* __STM32F7xx_HAL_SDRAM_H */ 196 197 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ 198