STM32L4R9I_EVAL BSP User Manual
|
stm32l4r9i_eval_sram.h
Go to the documentation of this file.
00001 /** 00002 ****************************************************************************** 00003 * @file stm32l4r9i_eval_sram.h 00004 * @author MCD Application Team 00005 * @brief This file contains the common defines and functions prototypes for 00006 * the stm32l4r9i_eval_sram.c driver. 00007 ****************************************************************************** 00008 * @attention 00009 * 00010 * <h2><center>© COPYRIGHT(c) 2017 STMicroelectronics</center></h2> 00011 * 00012 * Redistribution and use in source and binary forms, with or without modification, 00013 * are permitted provided that the following conditions are met: 00014 * 1. Redistributions of source code must retain the above copyright notice, 00015 * this list of conditions and the following disclaimer. 00016 * 2. Redistributions in binary form must reproduce the above copyright notice, 00017 * this list of conditions and the following disclaimer in the documentation 00018 * and/or other materials provided with the distribution. 00019 * 3. Neither the name of STMicroelectronics nor the names of its contributors 00020 * may be used to endorse or promote products derived from this software 00021 * without specific prior written permission. 00022 * 00023 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00024 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00025 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00026 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 00027 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00028 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00029 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00030 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00031 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00032 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00033 * 00034 ****************************************************************************** 00035 */ 00036 00037 /** @addtogroup BSP 00038 * @{ 00039 */ 00040 00041 /** @addtogroup STM32L4R9I_EVAL 00042 * @{ 00043 */ 00044 00045 /* Define to prevent recursive inclusion -------------------------------------*/ 00046 #ifndef __STM32L4R9I_EVAL_SRAM_H 00047 #define __STM32L4R9I_EVAL_SRAM_H 00048 00049 #ifdef __cplusplus 00050 extern "C" { 00051 #endif 00052 00053 /* Includes ------------------------------------------------------------------*/ 00054 #include "stm32l4xx_hal.h" 00055 00056 /** @addtogroup STM32L4R9I_EVAL_SRAM 00057 * @{ 00058 */ 00059 00060 00061 /* Exported constants --------------------------------------------------------*/ 00062 00063 /** @defgroup STM32L4R9I_EVAL_SRAM_Exported_Constants Exported Constants 00064 * @{ 00065 */ 00066 00067 /** 00068 * @brief SRAM status structure definition 00069 */ 00070 #define SRAM_OK 0x00 00071 #define SRAM_ERROR 0x01 00072 00073 #define SRAM_DEVICE_ADDR ((uint32_t)0x60000000) 00074 #define SRAM_DEVICE_SIZE ((uint32_t)0x200000) /* SRAM device size : 1024 words of 16-bits */ 00075 00076 #define SRAM_MEMORY_WIDTH FMC_NORSRAM_MEM_BUS_WIDTH_16 00077 00078 #define SRAM_BURSTACCESS FMC_BURST_ACCESS_MODE_DISABLE 00079 00080 #define SRAM_WRITEBURST FMC_WRITE_BURST_DISABLE 00081 00082 /* DMA definitions for SRAM DMA transfer */ 00083 #define SRAM_DMAx_CLK_ENABLE __HAL_RCC_DMA1_CLK_ENABLE 00084 #define SRAM_DMAx_CHANNEL DMA1_Channel1 00085 #define SRAM_DMAx_IRQn DMA1_Channel1_IRQn 00086 #define SRAM_DMAx_IRQHandler DMA1_Channel1_IRQHandler 00087 00088 /** 00089 * @} 00090 */ 00091 00092 00093 /* Exported functions --------------------------------------------------------*/ 00094 00095 /** @addtogroup STM32L4R9I_EVAL_SRAM_Exported_Functions 00096 * @{ 00097 */ 00098 uint8_t BSP_SRAM_Init(void); 00099 uint8_t BSP_SRAM_ReadData(uint32_t uwStartAddress, uint16_t *pData, uint32_t uwDataSize); 00100 uint8_t BSP_SRAM_ReadData_DMA(uint32_t uwStartAddress, uint16_t *pData, uint32_t uwDataSize); 00101 uint8_t BSP_SRAM_WriteData(uint32_t uwStartAddress, uint16_t *pData, uint32_t uwDataSize); 00102 uint8_t BSP_SRAM_WriteData_DMA(uint32_t uwStartAddress, uint16_t *pData, uint32_t uwDataSize); 00103 void BSP_SRAM_DMA_IRQHandler(void); 00104 00105 /** 00106 * @} 00107 */ 00108 00109 /** 00110 * @} 00111 */ 00112 00113 #ifdef __cplusplus 00114 } 00115 #endif 00116 00117 #endif /* __STM32L4R9I_EVAL_SRAM_H */ 00118 00119 /** 00120 * @} 00121 */ 00122 00123 /** 00124 * @} 00125 */ 00126 00127 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
Generated on Thu Oct 12 2017 10:53:59 for STM32L4R9I_EVAL BSP User Manual by
![doxygen](doxygen.png)