Subversion Repositories DashDisplay

/**

  ******************************************************************************

  * @file    stm32l1xx_ll_fsmc.h

  * @author  MCD Application Team

  * @brief   Header file of FSMC HAL module.

  ******************************************************************************

  * @attention

  *

  * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.

  * All rights reserved.</center></h2>

  *

  * This software component is licensed by ST under BSD 3-Clause license,

  * the "License"; You may not use this file except in compliance with the

  * License. You may obtain a copy of the License at:

  *                       opensource.org/licenses/BSD-3-Clause

  *

  ******************************************************************************

  */

/* Define to prevent recursive inclusion -------------------------------------*/

#ifndef STM32L1xx_LL_FSMC_H

#define STM32L1xx_LL_FSMC_H

#ifdef __cplusplus

extern "C" {

#endif

/* Includes ------------------------------------------------------------------*/

#include "stm32l1xx_hal_def.h"

/** @addtogroup STM32L1xx_HAL_Driver

  * @{

  */

/** @addtogroup FSMC_LL

  * @{

  */

/** @addtogroup FSMC_LL_Private_Macros

  * @{

  */

#if defined(FSMC_BANK1)

#define IS_FSMC_NORSRAM_BANK(__BANK__) (((__BANK__) == FSMC_NORSRAM_BANK1) || \

                                       ((__BANK__) == FSMC_NORSRAM_BANK2) || \

                                       ((__BANK__) == FSMC_NORSRAM_BANK3) || \

                                       ((__BANK__) == FSMC_NORSRAM_BANK4))

#define IS_FSMC_MUX(__MUX__) (((__MUX__) == FSMC_DATA_ADDRESS_MUX_DISABLE) || \

                             ((__MUX__) == FSMC_DATA_ADDRESS_MUX_ENABLE))

#define IS_FSMC_MEMORY(__MEMORY__) (((__MEMORY__) == FSMC_MEMORY_TYPE_SRAM) || \

                                   ((__MEMORY__) == FSMC_MEMORY_TYPE_PSRAM)|| \

                                   ((__MEMORY__) == FSMC_MEMORY_TYPE_NOR))

#define IS_FSMC_NORSRAM_MEMORY_WIDTH(__WIDTH__) (((__WIDTH__) == FSMC_NORSRAM_MEM_BUS_WIDTH_8)  || \

                                                ((__WIDTH__) == FSMC_NORSRAM_MEM_BUS_WIDTH_16) || \

                                                ((__WIDTH__) == FSMC_NORSRAM_MEM_BUS_WIDTH_32))

#define IS_FSMC_PAGESIZE(__SIZE__) (((__SIZE__) == FSMC_PAGE_SIZE_NONE) || \

                                   ((__SIZE__) == FSMC_PAGE_SIZE_128) || \

                                   ((__SIZE__) == FSMC_PAGE_SIZE_256) || \

                                   ((__SIZE__) == FSMC_PAGE_SIZE_512) || \

                                   ((__SIZE__) == FSMC_PAGE_SIZE_1024))

#define IS_FSMC_ACCESS_MODE(__MODE__) (((__MODE__) == FSMC_ACCESS_MODE_A) || \

                                      ((__MODE__) == FSMC_ACCESS_MODE_B) || \

                                      ((__MODE__) == FSMC_ACCESS_MODE_C) || \

                                      ((__MODE__) == FSMC_ACCESS_MODE_D))

#define IS_FSMC_BURSTMODE(__STATE__) (((__STATE__) == FSMC_BURST_ACCESS_MODE_DISABLE) || \

                                     ((__STATE__) == FSMC_BURST_ACCESS_MODE_ENABLE))

#define IS_FSMC_WAIT_POLARITY(__POLARITY__) (((__POLARITY__) == FSMC_WAIT_SIGNAL_POLARITY_LOW) || \

                                            ((__POLARITY__) == FSMC_WAIT_SIGNAL_POLARITY_HIGH))

#define IS_FSMC_WRAP_MODE(__MODE__) (((__MODE__) == FSMC_WRAP_MODE_DISABLE) || \

                                             ((__MODE__) == FSMC_WRAP_MODE_ENABLE))

#define IS_FSMC_WAIT_SIGNAL_ACTIVE(__ACTIVE__) (((__ACTIVE__) == FSMC_WAIT_TIMING_BEFORE_WS) || \

                                               ((__ACTIVE__) == FSMC_WAIT_TIMING_DURING_WS))

#define IS_FSMC_WRITE_OPERATION(__OPERATION__) (((__OPERATION__) == FSMC_WRITE_OPERATION_DISABLE) || \

                                               ((__OPERATION__) == FSMC_WRITE_OPERATION_ENABLE))

#define IS_FSMC_WAITE_SIGNAL(__SIGNAL__) (((__SIGNAL__) == FSMC_WAIT_SIGNAL_DISABLE) || \

                                         ((__SIGNAL__) == FSMC_WAIT_SIGNAL_ENABLE))

#define IS_FSMC_EXTENDED_MODE(__MODE__) (((__MODE__) == FSMC_EXTENDED_MODE_DISABLE) || \

                                        ((__MODE__) == FSMC_EXTENDED_MODE_ENABLE))

#define IS_FSMC_ASYNWAIT(__STATE__) (((__STATE__) == FSMC_ASYNCHRONOUS_WAIT_DISABLE) || \

                                    ((__STATE__) == FSMC_ASYNCHRONOUS_WAIT_ENABLE))

#define IS_FSMC_DATA_LATENCY(__LATENCY__) (((__LATENCY__) > 1U) && ((__LATENCY__) <= 17U))

#define IS_FSMC_WRITE_BURST(__BURST__) (((__BURST__) == FSMC_WRITE_BURST_DISABLE) || \

                                       ((__BURST__) == FSMC_WRITE_BURST_ENABLE))

#define IS_FSMC_CONTINOUS_CLOCK(__CCLOCK__) (((__CCLOCK__) == FSMC_CONTINUOUS_CLOCK_SYNC_ONLY) || \

                                            ((__CCLOCK__) == FSMC_CONTINUOUS_CLOCK_SYNC_ASYNC))

#define IS_FSMC_ADDRESS_SETUP_TIME(__TIME__) ((__TIME__) <= 15U)

#define IS_FSMC_ADDRESS_HOLD_TIME(__TIME__) (((__TIME__) > 0U) && ((__TIME__) <= 15U))

#define IS_FSMC_DATASETUP_TIME(__TIME__) (((__TIME__) > 0U) && ((__TIME__) <= 255U))

#define IS_FSMC_DATAHOLD_DURATION(__DATAHOLD__) ((__DATAHOLD__) <= 3U)

#define IS_FSMC_TURNAROUND_TIME(__TIME__) ((__TIME__) <= 15U)

#define IS_FSMC_CLK_DIV(__DIV__) (((__DIV__) > 1U) && ((__DIV__) <= 16U))

#define IS_FSMC_NORSRAM_DEVICE(__INSTANCE__) ((__INSTANCE__) == FSMC_NORSRAM_DEVICE)

#define IS_FSMC_NORSRAM_EXTENDED_DEVICE(__INSTANCE__) ((__INSTANCE__) == FSMC_NORSRAM_EXTENDED_DEVICE)

#endif /* FSMC_BANK1 */

/**

  * @}

  */

/* Exported typedef ----------------------------------------------------------*/

/** @defgroup FSMC_LL_Exported_typedef FSMC Low Layer Exported Types

  * @{

  */

#if defined(FSMC_BANK1)

#define FSMC_NORSRAM_TypeDef            FSMC_Bank1_TypeDef

#define FSMC_NORSRAM_EXTENDED_TypeDef   FSMC_Bank1E_TypeDef

#endif /* FSMC_BANK1 */

#if defined(FSMC_BANK1)

#define FSMC_NORSRAM_DEVICE             FSMC_Bank1

#define FSMC_NORSRAM_EXTENDED_DEVICE    FSMC_Bank1E

#endif /* FSMC_BANK1 */

#if defined(FSMC_BANK1)

/**

  * @brief  FSMC NORSRAM Configuration Structure definition

  */

typedef struct

{

  uint32_t NSBank;                       /*!< Specifies the NORSRAM memory device that will be used.

                                              This parameter can be a value of @ref FSMC_NORSRAM_Bank                  */

  uint32_t DataAddressMux;               /*!< Specifies whether the address and data values are

                                              multiplexed on the data bus or not.

                                              This parameter can be a value of @ref FSMC_Data_Address_Bus_Multiplexing */

  uint32_t MemoryType;                   /*!< Specifies the type of external memory attached to

                                              the corresponding memory device.

                                              This parameter can be a value of @ref FSMC_Memory_Type                   */

  uint32_t MemoryDataWidth;              /*!< Specifies the external memory device width.

                                              This parameter can be a value of @ref FSMC_NORSRAM_Data_Width            */

  uint32_t BurstAccessMode;              /*!< Enables or disables the burst access mode for Flash memory,

                                              valid only with synchronous burst Flash memories.

                                              This parameter can be a value of @ref FSMC_Burst_Access_Mode             */

  uint32_t WaitSignalPolarity;           /*!< Specifies the wait signal polarity, valid only when accessing

                                              the Flash memory in burst mode.

                                              This parameter can be a value of @ref FSMC_Wait_Signal_Polarity          */

  uint32_t WrapMode;                     /*!< Enables or disables the Wrapped burst access mode for Flash

                                              memory, valid only when accessing Flash memories in burst mode.

                                              This parameter can be a value of @ref FSMC_Wrap_Mode                     */

  uint32_t WaitSignalActive;             /*!< Specifies if the wait signal is asserted by the memory one

                                              clock cycle before the wait state or during the wait state,

                                              valid only when accessing memories in burst mode.

                                              This parameter can be a value of @ref FSMC_Wait_Timing                   */

  uint32_t WriteOperation;               /*!< Enables or disables the write operation in the selected device by the FSMC.

                                              This parameter can be a value of @ref FSMC_Write_Operation               */

  uint32_t WaitSignal;                   /*!< Enables or disables the wait state insertion via wait

                                              signal, valid for Flash memory access in burst mode.

                                              This parameter can be a value of @ref FSMC_Wait_Signal                   */

  uint32_t ExtendedMode;                 /*!< Enables or disables the extended mode.

                                              This parameter can be a value of @ref FSMC_Extended_Mode                 */

  uint32_t AsynchronousWait;             /*!< Enables or disables wait signal during asynchronous transfers,

                                              valid only with asynchronous Flash memories.

                                              This parameter can be a value of @ref FSMC_AsynchronousWait              */

  uint32_t WriteBurst;                   /*!< Enables or disables the write burst operation.

                                              This parameter can be a value of @ref FSMC_Write_Burst                   */

  uint32_t PageSize;                     /*!< Specifies the memory page size.

                                              This parameter can be a value of @ref FSMC_Page_Size                     */

} FSMC_NORSRAM_InitTypeDef;

/**

  * @brief  FSMC NORSRAM Timing parameters structure definition

  */

typedef struct

{

  uint32_t AddressSetupTime;             /*!< Defines the number of HCLK cycles to configure

                                              the duration of the address setup time.

                                              This parameter can be a value between Min_Data = 0 and Max_Data = 15.

                                              @note This parameter is not used with synchronous NOR Flash memories.   */

  uint32_t AddressHoldTime;              /*!< Defines the number of HCLK cycles to configure

                                              the duration of the address hold time.

                                              This parameter can be a value between Min_Data = 1 and Max_Data = 15.

                                              @note This parameter is not used with synchronous NOR Flash memories.   */

  uint32_t DataSetupTime;                /*!< Defines the number of HCLK cycles to configure

                                              the duration of the data setup time.

                                              This parameter can be a value between Min_Data = 1 and Max_Data = 255.

                                              @note This parameter is used for SRAMs, ROMs and asynchronous multiplexed

                                              NOR Flash memories.                                                     */

  uint32_t BusTurnAroundDuration;        /*!< Defines the number of HCLK cycles to configure

                                              the duration of the bus turnaround.

                                              This parameter can be a value between Min_Data = 0 and Max_Data = 15.

                                              @note This parameter is only used for multiplexed NOR Flash memories.   */

  uint32_t CLKDivision;                  /*!< Defines the period of CLK clock output signal, expressed in number of

                                              HCLK cycles. This parameter can be a value between Min_Data = 2 and

                                              Max_Data = 16.

                                              @note This parameter is not used for asynchronous NOR Flash, SRAM or ROM

                                              accesses.                                                               */

  uint32_t DataLatency;                  /*!< Defines the number of memory clock cycles to issue

                                              to the memory before getting the first data.

                                              The parameter value depends on the memory type as shown below:

                                              - It must be set to 0 in case of a CRAM

                                              - It is don't care in asynchronous NOR, SRAM or ROM accesses

                                              - It may assume a value between Min_Data = 2 and Max_Data = 17

                                                in NOR Flash memories with synchronous burst mode enable              */

  uint32_t AccessMode;                   /*!< Specifies the asynchronous access mode.

                                              This parameter can be a value of @ref FSMC_Access_Mode                   */

} FSMC_NORSRAM_TimingTypeDef;

#endif /* FSMC_BANK1 */

/**

  * @}

  */

/* Exported constants --------------------------------------------------------*/

/** @addtogroup FSMC_LL_Exported_Constants FSMC Low Layer Exported Constants

  * @{

  */

#if defined(FSMC_BANK1)

/** @defgroup FSMC_LL_NOR_SRAM_Controller FSMC NOR/SRAM Controller

  * @{

  */

/** @defgroup FSMC_NORSRAM_Bank FSMC NOR/SRAM Bank

  * @{

  */

#define FSMC_NORSRAM_BANK1                       (0x00000000U)

#define FSMC_NORSRAM_BANK2                       (0x00000002U)

#define FSMC_NORSRAM_BANK3                       (0x00000004U)

#define FSMC_NORSRAM_BANK4                       (0x00000006U)

/**

  * @}

  */

/** @defgroup FSMC_Data_Address_Bus_Multiplexing FSMC Data Address Bus Multiplexing

  * @{

  */

#define FSMC_DATA_ADDRESS_MUX_DISABLE            (0x00000000U)

#define FSMC_DATA_ADDRESS_MUX_ENABLE             (0x00000002U)

/**

  * @}

  */

/** @defgroup FSMC_Memory_Type FSMC Memory Type

  * @{

  */

#define FSMC_MEMORY_TYPE_SRAM                    (0x00000000U)

#define FSMC_MEMORY_TYPE_PSRAM                   (0x00000004U)

#define FSMC_MEMORY_TYPE_NOR                     (0x00000008U)

/**

  * @}

  */

/** @defgroup FSMC_NORSRAM_Data_Width FSMC NORSRAM Data Width

  * @{

  */

#define FSMC_NORSRAM_MEM_BUS_WIDTH_8             (0x00000000U)

#define FSMC_NORSRAM_MEM_BUS_WIDTH_16            (0x00000010U)

#define FSMC_NORSRAM_MEM_BUS_WIDTH_32            (0x00000020U)

/**

  * @}

  */

/** @defgroup FSMC_NORSRAM_Flash_Access FSMC NOR/SRAM Flash Access

  * @{

  */

#define FSMC_NORSRAM_FLASH_ACCESS_ENABLE         (0x00000040U)

#define FSMC_NORSRAM_FLASH_ACCESS_DISABLE        (0x00000000U)

/**

  * @}

  */

/** @defgroup FSMC_Burst_Access_Mode FSMC Burst Access Mode

  * @{

  */

#define FSMC_BURST_ACCESS_MODE_DISABLE           (0x00000000U)

#define FSMC_BURST_ACCESS_MODE_ENABLE            (0x00000100U)

/**

  * @}

  */

/** @defgroup FSMC_Wait_Signal_Polarity FSMC Wait Signal Polarity

  * @{

  */

#define FSMC_WAIT_SIGNAL_POLARITY_LOW            (0x00000000U)

#define FSMC_WAIT_SIGNAL_POLARITY_HIGH           (0x00000200U)

/**

  * @}

  */

/** @defgroup FSMC_Wrap_Mode FSMC Wrap Mode

  * @{

  */

#define FSMC_WRAP_MODE_DISABLE                   (0x00000000U)

#define FSMC_WRAP_MODE_ENABLE                    (0x00000400U)

/**

  * @}

  */

/** @defgroup FSMC_Wait_Timing FSMC Wait Timing

  * @{

  */

#define FSMC_WAIT_TIMING_BEFORE_WS               (0x00000000U)

#define FSMC_WAIT_TIMING_DURING_WS               (0x00000800U)

/**

  * @}

  */

/** @defgroup FSMC_Write_Operation FSMC Write Operation

  * @{

  */

#define FSMC_WRITE_OPERATION_DISABLE             (0x00000000U)

#define FSMC_WRITE_OPERATION_ENABLE              (0x00001000U)

/**

  * @}

  */

/** @defgroup FSMC_Wait_Signal FSMC Wait Signal

  * @{

  */

#define FSMC_WAIT_SIGNAL_DISABLE                 (0x00000000U)

#define FSMC_WAIT_SIGNAL_ENABLE                  (0x00002000U)

/**

  * @}

  */

/** @defgroup FSMC_Extended_Mode FSMC Extended Mode

  * @{

  */

#define FSMC_EXTENDED_MODE_DISABLE               (0x00000000U)

#define FSMC_EXTENDED_MODE_ENABLE                (0x00004000U)

/**

  * @}

  */

/** @defgroup FSMC_AsynchronousWait FSMC Asynchronous Wait

  * @{

  */

#define FSMC_ASYNCHRONOUS_WAIT_DISABLE           (0x00000000U)

#define FSMC_ASYNCHRONOUS_WAIT_ENABLE            (0x00008000U)

/**

  * @}

  */

/** @defgroup FSMC_Page_Size FSMC Page Size

  * @{

  */

#define FSMC_PAGE_SIZE_NONE                      (0x00000000U)

#define FSMC_PAGE_SIZE_128                       FSMC_BCRx_CPSIZE_0

#define FSMC_PAGE_SIZE_256                       FSMC_BCRx_CPSIZE_1

#define FSMC_PAGE_SIZE_512                       (FSMC_BCRx_CPSIZE_0\

                                                 | FSMC_BCRx_CPSIZE_1)

#define FSMC_PAGE_SIZE_1024                      FSMC_BCRx_CPSIZE_2

/**

  * @}

  */

/** @defgroup FSMC_Write_Burst FSMC Write Burst

  * @{

  */

#define FSMC_WRITE_BURST_DISABLE                 (0x00000000U)

#define FSMC_WRITE_BURST_ENABLE                  (0x00080000U)

/**

  * @}

  */

/** @defgroup FSMC_Continous_Clock FSMC Continuous Clock

  * @{

  */

#define FSMC_CONTINUOUS_CLOCK_SYNC_ONLY          (0x00000000U)

#define FSMC_CONTINUOUS_CLOCK_SYNC_ASYNC         (0x00100000U)

/**

  * @}

  */

/** @defgroup FSMC_Access_Mode FSMC Access Mode

  * @{

  */

#define FSMC_ACCESS_MODE_A                       (0x00000000U)

#define FSMC_ACCESS_MODE_B                       (0x10000000U)

#define FSMC_ACCESS_MODE_C                       (0x20000000U)

#define FSMC_ACCESS_MODE_D                       (0x30000000U)

/**

  * @}

  */

/**

  * @}

  */

#endif /* FSMC_BANK1 */

/** @defgroup FSMC_LL_Interrupt_definition FSMC Low Layer Interrupt definition

  * @{

  */

/**

  * @}

  */

/** @defgroup FSMC_LL_Flag_definition FSMC Low Layer Flag definition

  * @{

  */

/**

  * @}

  */

/**

  * @}

  */

/**

  * @}

  */

/* Private macro -------------------------------------------------------------*/

/** @defgroup FSMC_LL_Private_Macros FSMC_LL  Private Macros

  * @{

  */

#if defined(FSMC_BANK1)

/** @defgroup FSMC_LL_NOR_Macros FSMC NOR/SRAM Macros

  * @brief macros to handle NOR device enable/disable and read/write operations

  * @{

  */

/**

  * @brief  Enable the NORSRAM device access.

  * @param  __INSTANCE__ FSMC_NORSRAM Instance

  * @param  __BANK__ FSMC_NORSRAM Bank

  * @retval None

  */

#define __FSMC_NORSRAM_ENABLE(__INSTANCE__, __BANK__)  ((__INSTANCE__)->BTCR[(__BANK__)]\

                                                       |= FSMC_BCRx_MBKEN)

/**

  * @brief  Disable the NORSRAM device access.

  * @param  __INSTANCE__ FSMC_NORSRAM Instance

  * @param  __BANK__ FSMC_NORSRAM Bank

  * @retval None

  */

#define __FSMC_NORSRAM_DISABLE(__INSTANCE__, __BANK__) ((__INSTANCE__)->BTCR[(__BANK__)]\

                                                       &= ~FSMC_BCRx_MBKEN)

/**

  * @}

  */

#endif /* FSMC_BANK1 */

/**

  * @}

  */

/**

  * @}

  */

/* Private functions ---------------------------------------------------------*/

/** @defgroup FSMC_LL_Private_Functions FSMC LL Private Functions

  *  @{

  */

#if defined(FSMC_BANK1)

/** @defgroup FSMC_LL_NORSRAM  NOR SRAM

  *  @{

  */

/** @defgroup FSMC_LL_NORSRAM_Private_Functions_Group1 NOR SRAM Initialization/de-initialization functions

  *  @{

  */

HAL_StatusTypeDef  FSMC_NORSRAM_Init(FSMC_NORSRAM_TypeDef *Device,

                                    FSMC_NORSRAM_InitTypeDef *Init);

HAL_StatusTypeDef  FSMC_NORSRAM_Timing_Init(FSMC_NORSRAM_TypeDef *Device,

                                           FSMC_NORSRAM_TimingTypeDef *Timing, uint32_t Bank);

HAL_StatusTypeDef  FSMC_NORSRAM_Extended_Timing_Init(FSMC_NORSRAM_EXTENDED_TypeDef *Device,

                                                    FSMC_NORSRAM_TimingTypeDef *Timing, uint32_t Bank,

                                                    uint32_t ExtendedMode);

HAL_StatusTypeDef  FSMC_NORSRAM_DeInit(FSMC_NORSRAM_TypeDef *Device,

                                      FSMC_NORSRAM_EXTENDED_TypeDef *ExDevice, uint32_t Bank);

/**

  * @}

  */

/** @defgroup FSMC_LL_NORSRAM_Private_Functions_Group2 NOR SRAM Control functions

  *  @{

  */

HAL_StatusTypeDef  FSMC_NORSRAM_WriteOperation_Enable(FSMC_NORSRAM_TypeDef *Device, uint32_t Bank);

HAL_StatusTypeDef  FSMC_NORSRAM_WriteOperation_Disable(FSMC_NORSRAM_TypeDef *Device, uint32_t Bank);

/**

  * @}

  */

/**

  * @}

  */

#endif /* FSMC_BANK1 */

/**

  * @}

  */

/**

  * @}

  */

/**

  * @}

  */

#ifdef __cplusplus

}

#endif

#endif /* STM32L1xx_LL_FSMC_H */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/