STM32H743I_EVAL BSP User Manual
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stm32h743i_eval_sram.h
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00001 /** 00002 ****************************************************************************** 00003 * @file stm32h743i_eval_sram.h 00004 * @author MCD Application Team 00005 * @version V1.0.0 00006 * @date 21-April-2017 00007 * @brief This file contains the common defines and functions prototypes for 00008 * the stm32h743i_eval_sram.c driver. 00009 ****************************************************************************** 00010 * @attention 00011 * 00012 * <h2><center>© 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 __STM32H743I_EVAL_SRAM_H 00041 #define __STM32H743I_EVAL_SRAM_H 00042 00043 #ifdef __cplusplus 00044 extern "C" { 00045 #endif 00046 00047 /* Includes ------------------------------------------------------------------*/ 00048 #include "stm32h7xx_hal.h" 00049 00050 /** @addtogroup BSP 00051 * @{ 00052 */ 00053 00054 /** @addtogroup STM32H743I_EVAL 00055 * @{ 00056 */ 00057 00058 /** @defgroup STM32H743I_EVAL_SRAM SRAM 00059 * @{ 00060 */ 00061 00062 /** @defgroup STM32H743I_EVAL_SRAM_Exported_Types SRAM Exported Types 00063 * @{ 00064 */ 00065 /** 00066 * @} 00067 */ 00068 00069 /** @defgroup STM32H743I_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 Bytes (2MB)*/ 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_MDMAx_CLK_ENABLE __HAL_RCC_MDMA_CLK_ENABLE 00096 #define __SRAM_MDMAx_CLK_DISABLE __HAL_RCC_MDMA_CLK_DISABLE 00097 #define SRAM_MDMAx_CHANNEL MDMA_Channel1 00098 #define SRAM_MDMAx_IRQn MDMA_IRQn 00099 00100 /** 00101 * @} 00102 */ 00103 00104 /** @defgroup STM32H743I_EVAL_SRAM_Exported_Macro SRAM Exported Macro 00105 * @{ 00106 */ 00107 /** 00108 * @} 00109 */ 00110 00111 /** @defgroup STM32H743I_EVAL_SRAM_Exported_Functions SRAM Exported Functions 00112 * @{ 00113 */ 00114 uint8_t BSP_SRAM_Init(void); 00115 uint8_t BSP_SRAM_DeInit(void); 00116 uint8_t BSP_SRAM_ReadData(uint32_t uwStartAddress, uint16_t *pData, uint32_t uwDataSize); 00117 uint8_t BSP_SRAM_ReadData_DMA(uint32_t uwStartAddress, uint16_t *pData, uint32_t uwDataSize); 00118 uint8_t BSP_SRAM_WriteData(uint32_t uwStartAddress, uint16_t *pData, uint32_t uwDataSize); 00119 uint8_t BSP_SRAM_WriteData_DMA(uint32_t uwStartAddress, uint16_t *pData, uint32_t uwDataSize); 00120 00121 /* These functions can be modified in case the current settings (e.g. DMA stream) 00122 need to be changed for specific application needs */ 00123 void BSP_SRAM_MspInit(SRAM_HandleTypeDef *hsram, void *Params); 00124 void BSP_SRAM_MspDeInit(SRAM_HandleTypeDef *hsram, void *Params); 00125 00126 /** 00127 * @} 00128 */ 00129 00130 /** 00131 * @} 00132 */ 00133 00134 /** 00135 * @} 00136 */ 00137 00138 /** 00139 * @} 00140 */ 00141 00142 00143 #ifdef __cplusplus 00144 } 00145 #endif 00146 00147 #endif /* __STM32H743I_EVAL_SRAM_H */ 00148 00149 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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