STM32769I_EVAL BSP User Manual: stm32f769i_eval_sram.h Source File

STM32769I_EVAL BSP

stm32f769i_eval_sram.h
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00001 /**
00002   ******************************************************************************
00003   * @file    stm32f769i_eval_sram.h
00004   * @author  MCD Application Team
00005   * @version V2.0.1
00006   * @date    06-April-2017
00007   * @brief   This file contains the common defines and functions prototypes for
00008   *          the stm32f769i_eval_sram.c driver.
00009   ******************************************************************************
00010   * @attention
00011   *
00012   * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
00013   *
00014   * Redistribution and use in source and binary forms, with or without modification,
00015   * are permitted provided that the following conditions are met:
00016   *   1. Redistributions of source code must retain the above copyright notice,
00017   *      this list of conditions and the following disclaimer.
00018   *   2. Redistributions in binary form must reproduce the above copyright notice,
00019   *      this list of conditions and the following disclaimer in the documentation
00020   *      and/or other materials provided with the distribution.
00021   *   3. Neither the name of STMicroelectronics nor the names of its contributors
00022   *      may be used to endorse or promote products derived from this software
00023   *      without specific prior written permission.
00024   *
00025   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00026   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00027   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00028   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
00029   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00030   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00031   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00032   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00033   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00034   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00035   *
00036   ******************************************************************************
00037   */ 
00038 
00039 /* Define to prevent recursive inclusion -------------------------------------*/
00040 #ifndef __STM32F769I_EVAL_SRAM_H
00041 #define __STM32F769I_EVAL_SRAM_H
00042 
00043 #ifdef __cplusplus
00044  extern "C" {
00045 #endif 
00046 
00047 /* Includes ------------------------------------------------------------------*/
00048 #include "stm32f7xx_hal.h"
00049 
00050 /** @addtogroup BSP
00051   * @{
00052   */ 
00053 
00054 /** @addtogroup STM32F769I_EVAL
00055   * @{
00056   */
00057     
00058 /** @addtogroup STM32F769I_EVAL_SRAM
00059   * @{
00060   */    
00061 
00062 /** @defgroup STM32F769I_EVAL_SRAM_Exported_Types SRAM Exported Types
00063   * @{
00064   */
00065 /**
00066   * @}
00067   */
00068 
00069 /** @defgroup STM32F769I_EVAL_SRAM_Exported_Constants SRAM Exported Constants
00070   * @{
00071   */ 
00072 
00073 /** 
00074   * @brief  SRAM status structure definition  
00075   */     
00076 #define   SRAM_OK         ((uint8_t)0x00)
00077 #define   SRAM_ERROR      ((uint8_t)0x01)
00078 
00079 #define SRAM_DEVICE_ADDR  ((uint32_t)0x68000000)
00080 #define SRAM_DEVICE_SIZE  ((uint32_t)0x200000)  /* SRAM device size in MBytes */  
00081   
00082 /* #define SRAM_MEMORY_WIDTH    FMC_NORSRAM_MEM_BUS_WIDTH_8*/
00083 #define SRAM_MEMORY_WIDTH    FMC_NORSRAM_MEM_BUS_WIDTH_16
00084 
00085 #define SRAM_BURSTACCESS     FMC_BURST_ACCESS_MODE_DISABLE
00086 /* #define SRAM_BURSTACCESS     FMC_BURST_ACCESS_MODE_ENABLE*/
00087   
00088 #define SRAM_WRITEBURST      FMC_WRITE_BURST_DISABLE
00089 /* #define SRAM_WRITEBURST     FMC_WRITE_BURST_ENABLE */
00090  
00091 #define CONTINUOUSCLOCK_FEATURE    FMC_CONTINUOUS_CLOCK_SYNC_ONLY 
00092 /* #define CONTINUOUSCLOCK_FEATURE     FMC_CONTINUOUS_CLOCK_SYNC_ASYNC */ 
00093 
00094 /* DMA definitions for SRAM DMA transfer */
00095 #define __SRAM_DMAx_CLK_ENABLE            __HAL_RCC_DMA2_CLK_ENABLE
00096 #define __SRAM_DMAx_CLK_DISABLE           __HAL_RCC_DMA2_CLK_DISABLE
00097 #define SRAM_DMAx_CHANNEL                 DMA_CHANNEL_0
00098 #define SRAM_DMAx_STREAM                  DMA2_Stream4  
00099 #define SRAM_DMAx_IRQn                    DMA2_Stream4_IRQn
00100 #define BSP_SRAM_DMA_IRQHandler           DMA2_Stream4_IRQHandler  
00101 /**
00102   * @}
00103   */ 
00104   
00105 /** @defgroup STM32F769I_EVAL_SRAM_Exported_Macro SRAM Exported Macro
00106   * @{
00107   */  
00108 /**
00109   * @}
00110   */ 
00111    
00112 /** @defgroup STM32F769I_EVAL_SRAM_Exported_Functions SRAM Exported Functions
00113   * @{
00114   */    
00115 uint8_t BSP_SRAM_Init(void);
00116 uint8_t BSP_SRAM_DeInit(void);
00117 uint8_t BSP_SRAM_ReadData(uint32_t uwStartAddress, uint16_t *pData, uint32_t uwDataSize);
00118 uint8_t BSP_SRAM_ReadData_DMA(uint32_t uwStartAddress, uint16_t *pData, uint32_t uwDataSize);
00119 uint8_t BSP_SRAM_WriteData(uint32_t uwStartAddress, uint16_t *pData, uint32_t uwDataSize);
00120 uint8_t BSP_SRAM_WriteData_DMA(uint32_t uwStartAddress, uint16_t *pData, uint32_t uwDataSize);
00121    
00122 /* These functions can be modified in case the current settings (e.g. DMA stream)
00123    need to be changed for specific application needs */
00124 void    BSP_SRAM_MspInit(SRAM_HandleTypeDef  *hsram, void *Params);
00125 void    BSP_SRAM_MspDeInit(SRAM_HandleTypeDef  *hsram, void *Params);
00126 
00127 /**
00128   * @}
00129   */ 
00130 
00131 /**
00132   * @}
00133   */ 
00134 
00135 /**
00136   * @}
00137   */ 
00138 
00139 /**
00140   * @}
00141   */ 
00142 
00143 
00144 #ifdef __cplusplus
00145 }
00146 #endif
00147 
00148 #endif /* __STM32F769I_EVAL_SRAM_H */
00149 
00150 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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