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BSP_DISCO_F746NG/stm32746g_discovery_sdram.h@0:4e245f4bc8ac, 2019-06-07 (annotated)

Committer:
phungductung
Date:
Fri Jun 07 05:06:42 2019 +0000
Revision:
0:4e245f4bc8ac
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phungductung 0:4e245f4bc8ac 1 /**
phungductung 0:4e245f4bc8ac 2 ******************************************************************************
phungductung 0:4e245f4bc8ac 3 * @file stm32746g_discovery_sdram.h
phungductung 0:4e245f4bc8ac 4 * @author MCD Application Team
phungductung 0:4e245f4bc8ac 5 * @version V1.0.0
phungductung 0:4e245f4bc8ac 6 * @date 25-June-2015
phungductung 0:4e245f4bc8ac 7 * @brief This file contains the common defines and functions prototypes for
phungductung 0:4e245f4bc8ac 8 * the stm32746g_discovery_sdram.c driver.
phungductung 0:4e245f4bc8ac 9 ******************************************************************************
phungductung 0:4e245f4bc8ac 10 * @attention
phungductung 0:4e245f4bc8ac 11 *
phungductung 0:4e245f4bc8ac 12 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
phungductung 0:4e245f4bc8ac 13 *
phungductung 0:4e245f4bc8ac 14 * Redistribution and use in source and binary forms, with or without modification,
phungductung 0:4e245f4bc8ac 15 * are permitted provided that the following conditions are met:
phungductung 0:4e245f4bc8ac 16 * 1. Redistributions of source code must retain the above copyright notice,
phungductung 0:4e245f4bc8ac 17 * this list of conditions and the following disclaimer.
phungductung 0:4e245f4bc8ac 18 * 2. Redistributions in binary form must reproduce the above copyright notice,
phungductung 0:4e245f4bc8ac 19 * this list of conditions and the following disclaimer in the documentation
phungductung 0:4e245f4bc8ac 20 * and/or other materials provided with the distribution.
phungductung 0:4e245f4bc8ac 21 * 3. Neither the name of STMicroelectronics nor the names of its contributors
phungductung 0:4e245f4bc8ac 22 * may be used to endorse or promote products derived from this software
phungductung 0:4e245f4bc8ac 23 * without specific prior written permission.
phungductung 0:4e245f4bc8ac 24 *
phungductung 0:4e245f4bc8ac 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
phungductung 0:4e245f4bc8ac 26 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
phungductung 0:4e245f4bc8ac 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
phungductung 0:4e245f4bc8ac 28 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
phungductung 0:4e245f4bc8ac 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
phungductung 0:4e245f4bc8ac 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
phungductung 0:4e245f4bc8ac 31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
phungductung 0:4e245f4bc8ac 32 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
phungductung 0:4e245f4bc8ac 33 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
phungductung 0:4e245f4bc8ac 34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
phungductung 0:4e245f4bc8ac 35 *
phungductung 0:4e245f4bc8ac 36 ******************************************************************************
phungductung 0:4e245f4bc8ac 37 */
phungductung 0:4e245f4bc8ac 38
phungductung 0:4e245f4bc8ac 39 /* Define to prevent recursive inclusion -------------------------------------*/
phungductung 0:4e245f4bc8ac 40 #ifndef __STM32746G_DISCOVERY_SDRAM_H
phungductung 0:4e245f4bc8ac 41 #define __STM32746G_DISCOVERY_SDRAM_H
phungductung 0:4e245f4bc8ac 42
phungductung 0:4e245f4bc8ac 43 #ifdef __cplusplus
phungductung 0:4e245f4bc8ac 44 extern "C" {
phungductung 0:4e245f4bc8ac 45 #endif
phungductung 0:4e245f4bc8ac 46
phungductung 0:4e245f4bc8ac 47 /* Includes ------------------------------------------------------------------*/
phungductung 0:4e245f4bc8ac 48 #include "stm32f7xx_hal.h"
phungductung 0:4e245f4bc8ac 49
phungductung 0:4e245f4bc8ac 50 /** @addtogroup BSP
phungductung 0:4e245f4bc8ac 51 * @{
phungductung 0:4e245f4bc8ac 52 */
phungductung 0:4e245f4bc8ac 53
phungductung 0:4e245f4bc8ac 54 /** @addtogroup STM32746G_DISCOVERY
phungductung 0:4e245f4bc8ac 55 * @{
phungductung 0:4e245f4bc8ac 56 */
phungductung 0:4e245f4bc8ac 57
phungductung 0:4e245f4bc8ac 58 /** @addtogroup STM32746G_DISCOVERY_SDRAM
phungductung 0:4e245f4bc8ac 59 * @{
phungductung 0:4e245f4bc8ac 60 */
phungductung 0:4e245f4bc8ac 61
phungductung 0:4e245f4bc8ac 62 /** @defgroup STM32746G_DISCOVERY_SDRAM_Exported_Types STM32746G_DISCOVERY_SDRAM Exported Types
phungductung 0:4e245f4bc8ac 63 * @{
phungductung 0:4e245f4bc8ac 64 */
phungductung 0:4e245f4bc8ac 65
phungductung 0:4e245f4bc8ac 66 /**
phungductung 0:4e245f4bc8ac 67 * @brief SDRAM status structure definition
phungductung 0:4e245f4bc8ac 68 */
phungductung 0:4e245f4bc8ac 69 #define SDRAM_OK ((uint8_t)0x00)
phungductung 0:4e245f4bc8ac 70 #define SDRAM_ERROR ((uint8_t)0x01)
phungductung 0:4e245f4bc8ac 71
phungductung 0:4e245f4bc8ac 72 /** @defgroup STM32746G_DISCOVERY_SDRAM_Exported_Constants STM32746G_DISCOVERY_SDRAM Exported Constants
phungductung 0:4e245f4bc8ac 73 * @{
phungductung 0:4e245f4bc8ac 74 */
phungductung 0:4e245f4bc8ac 75 #define SDRAM_DEVICE_ADDR ((uint32_t)0xC0000000)
phungductung 0:4e245f4bc8ac 76 #define SDRAM_DEVICE_SIZE ((uint32_t)0x800000) /* SDRAM device size in MBytes */
phungductung 0:4e245f4bc8ac 77
phungductung 0:4e245f4bc8ac 78 /* #define SDRAM_MEMORY_WIDTH FMC_SDRAM_MEM_BUS_WIDTH_8 */
phungductung 0:4e245f4bc8ac 79 #define SDRAM_MEMORY_WIDTH FMC_SDRAM_MEM_BUS_WIDTH_16
phungductung 0:4e245f4bc8ac 80
phungductung 0:4e245f4bc8ac 81 #define SDCLOCK_PERIOD FMC_SDRAM_CLOCK_PERIOD_2
phungductung 0:4e245f4bc8ac 82 /* #define SDCLOCK_PERIOD FMC_SDRAM_CLOCK_PERIOD_3 */
phungductung 0:4e245f4bc8ac 83
phungductung 0:4e245f4bc8ac 84 #define REFRESH_COUNT ((uint32_t)0x0603) /* SDRAM refresh counter (100Mhz SD clock) */
phungductung 0:4e245f4bc8ac 85
phungductung 0:4e245f4bc8ac 86 #define SDRAM_TIMEOUT ((uint32_t)0xFFFF)
phungductung 0:4e245f4bc8ac 87
phungductung 0:4e245f4bc8ac 88 /* DMA definitions for SDRAM DMA transfer */
phungductung 0:4e245f4bc8ac 89 #define __DMAx_CLK_ENABLE __HAL_RCC_DMA2_CLK_ENABLE
phungductung 0:4e245f4bc8ac 90 #define __DMAx_CLK_DISABLE __HAL_RCC_DMA2_CLK_DISABLE
phungductung 0:4e245f4bc8ac 91 #define SDRAM_DMAx_CHANNEL DMA_CHANNEL_0
phungductung 0:4e245f4bc8ac 92 #define SDRAM_DMAx_STREAM DMA2_Stream0
phungductung 0:4e245f4bc8ac 93 #define SDRAM_DMAx_IRQn DMA2_Stream0_IRQn
phungductung 0:4e245f4bc8ac 94 #define SDRAM_DMAx_IRQHandler DMA2_Stream0_IRQHandler
phungductung 0:4e245f4bc8ac 95 /**
phungductung 0:4e245f4bc8ac 96 * @}
phungductung 0:4e245f4bc8ac 97 */
phungductung 0:4e245f4bc8ac 98
phungductung 0:4e245f4bc8ac 99 /**
phungductung 0:4e245f4bc8ac 100 * @brief FMC SDRAM Mode definition register defines
phungductung 0:4e245f4bc8ac 101 */
phungductung 0:4e245f4bc8ac 102 #define SDRAM_MODEREG_BURST_LENGTH_1 ((uint16_t)0x0000)
phungductung 0:4e245f4bc8ac 103 #define SDRAM_MODEREG_BURST_LENGTH_2 ((uint16_t)0x0001)
phungductung 0:4e245f4bc8ac 104 #define SDRAM_MODEREG_BURST_LENGTH_4 ((uint16_t)0x0002)
phungductung 0:4e245f4bc8ac 105 #define SDRAM_MODEREG_BURST_LENGTH_8 ((uint16_t)0x0004)
phungductung 0:4e245f4bc8ac 106 #define SDRAM_MODEREG_BURST_TYPE_SEQUENTIAL ((uint16_t)0x0000)
phungductung 0:4e245f4bc8ac 107 #define SDRAM_MODEREG_BURST_TYPE_INTERLEAVED ((uint16_t)0x0008)
phungductung 0:4e245f4bc8ac 108 #define SDRAM_MODEREG_CAS_LATENCY_2 ((uint16_t)0x0020)
phungductung 0:4e245f4bc8ac 109 #define SDRAM_MODEREG_CAS_LATENCY_3 ((uint16_t)0x0030)
phungductung 0:4e245f4bc8ac 110 #define SDRAM_MODEREG_OPERATING_MODE_STANDARD ((uint16_t)0x0000)
phungductung 0:4e245f4bc8ac 111 #define SDRAM_MODEREG_WRITEBURST_MODE_PROGRAMMED ((uint16_t)0x0000)
phungductung 0:4e245f4bc8ac 112 #define SDRAM_MODEREG_WRITEBURST_MODE_SINGLE ((uint16_t)0x0200)
phungductung 0:4e245f4bc8ac 113 /**
phungductung 0:4e245f4bc8ac 114 * @}
phungductung 0:4e245f4bc8ac 115 */
phungductung 0:4e245f4bc8ac 116
phungductung 0:4e245f4bc8ac 117 /** @defgroup STM32746G_DISCOVERY_SDRAM_Exported_Macro STM32746G_DISCOVERY_SDRAM Exported Macro
phungductung 0:4e245f4bc8ac 118 * @{
phungductung 0:4e245f4bc8ac 119 */
phungductung 0:4e245f4bc8ac 120 /**
phungductung 0:4e245f4bc8ac 121 * @}
phungductung 0:4e245f4bc8ac 122 */
phungductung 0:4e245f4bc8ac 123
phungductung 0:4e245f4bc8ac 124 /** @addtogroup STM32746G_DISCOVERY_SDRAM_Exported_Functions
phungductung 0:4e245f4bc8ac 125 * @{
phungductung 0:4e245f4bc8ac 126 */
phungductung 0:4e245f4bc8ac 127 uint8_t BSP_SDRAM_Init(void);
phungductung 0:4e245f4bc8ac 128 uint8_t BSP_SDRAM_DeInit(void);
phungductung 0:4e245f4bc8ac 129 void BSP_SDRAM_Initialization_sequence(uint32_t RefreshCount);
phungductung 0:4e245f4bc8ac 130 uint8_t BSP_SDRAM_ReadData(uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize);
phungductung 0:4e245f4bc8ac 131 uint8_t BSP_SDRAM_ReadData_DMA(uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize);
phungductung 0:4e245f4bc8ac 132 uint8_t BSP_SDRAM_WriteData(uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize);
phungductung 0:4e245f4bc8ac 133 uint8_t BSP_SDRAM_WriteData_DMA(uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize);
phungductung 0:4e245f4bc8ac 134 uint8_t BSP_SDRAM_Sendcmd(FMC_SDRAM_CommandTypeDef *SdramCmd);
phungductung 0:4e245f4bc8ac 135 void BSP_SDRAM_DMA_IRQHandler(void);
phungductung 0:4e245f4bc8ac 136
phungductung 0:4e245f4bc8ac 137 /* These functions can be modified in case the current settings (e.g. DMA stream)
phungductung 0:4e245f4bc8ac 138 need to be changed for specific application needs */
phungductung 0:4e245f4bc8ac 139 void BSP_SDRAM_MspInit(SDRAM_HandleTypeDef *hsdram, void *Params);
phungductung 0:4e245f4bc8ac 140 void BSP_SDRAM_MspDeInit(SDRAM_HandleTypeDef *hsdram, void *Params);
phungductung 0:4e245f4bc8ac 141
phungductung 0:4e245f4bc8ac 142
phungductung 0:4e245f4bc8ac 143 /**
phungductung 0:4e245f4bc8ac 144 * @}
phungductung 0:4e245f4bc8ac 145 */
phungductung 0:4e245f4bc8ac 146
phungductung 0:4e245f4bc8ac 147 /**
phungductung 0:4e245f4bc8ac 148 * @}
phungductung 0:4e245f4bc8ac 149 */
phungductung 0:4e245f4bc8ac 150
phungductung 0:4e245f4bc8ac 151 /**
phungductung 0:4e245f4bc8ac 152 * @}
phungductung 0:4e245f4bc8ac 153 */
phungductung 0:4e245f4bc8ac 154
phungductung 0:4e245f4bc8ac 155 /**
phungductung 0:4e245f4bc8ac 156 * @}
phungductung 0:4e245f4bc8ac 157 */
phungductung 0:4e245f4bc8ac 158
phungductung 0:4e245f4bc8ac 159 #ifdef __cplusplus
phungductung 0:4e245f4bc8ac 160 }
phungductung 0:4e245f4bc8ac 161 #endif
phungductung 0:4e245f4bc8ac 162
phungductung 0:4e245f4bc8ac 163 #endif /* __STM32746G_DISCOVERY_SDRAM_H */
phungductung 0:4e245f4bc8ac 164
phungductung 0:4e245f4bc8ac 165 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/