rt-thread/bsp/apm32/libraries/APM32F10x_Library/APM32F10x_StdPeriphDriver/inc/apm32f10x_dmc.h

/*!
 * @file        apm32f10x_dmc.h
 *
 * @brief       This file contains all the prototypes,enumeration and macros for the DMC peripheral
 *
 * @version     V1.0.1
 *
 * @date        2021-03-23
 *
 */
#ifndef __APM32F10X_DMC_H
#define __APM32F10X_DMC_H

#include "apm32f10x.h"

#ifdef __cplusplus
 extern "C" {
#endif

/** @addtogroup Peripherals_Library Standard Peripheral Library
  @{
*/

/** @addtogroup DMC_Driver DMC Driver
  @{
*/

/** @addtogroup DMC_Enumerations Enumerations
  @{
*/


/**
 * @brief   Bank Address Width
 */
typedef enum
{
    DMC_BANK_WIDTH_1,
    DMC_BANK_WIDTH_2
}DMC_BANK_WIDTH_T;

/**
 * @brief   Row Address Width
 */
typedef enum
{
    DMC_ROW_WIDTH_11 = 0x0A,
    DMC_ROW_WIDTH_12,
    DMC_ROW_WIDTH_13,
    DMC_ROW_WIDTH_14,
    DMC_ROW_WIDTH_15,
    DMC_ROW_WIDTH_16
}DMC_ROW_WIDTH_T;

/**
 * @brief   Column Address Width
 */
typedef enum
{
    DMC_COL_WIDTH_8 = 0x07,
    DMC_COL_WIDTH_9,
    DMC_COL_WIDTH_10,
    DMC_COL_WIDTH_11,
    DMC_COL_WIDTH_12,
    DMC_COL_WIDTH_13,
    DMC_COL_WIDTH_14,
    DMC_COL_WIDTH_15
}DMC_COL_WIDTH_T;

/**
 * @brief   CAS Latency Select
 */
typedef enum
{
    DMC_CAS_LATENCY_1,
    DMC_CAS_LATENCY_2,
    DMC_CAS_LATENCY_3,
    DMC_CAS_LATENCY_4
}DMC_CAS_LATENCY_T;

/**
 * @brief   RAS Minimun Time Select
 */
typedef enum
{
    DMC_RAS_MINIMUM_1,
    DMC_RAS_MINIMUM_2,
    DMC_RAS_MINIMUM_3,
    DMC_RAS_MINIMUM_4,
    DMC_RAS_MINIMUM_5,
    DMC_RAS_MINIMUM_6,
    DMC_RAS_MINIMUM_7,
    DMC_RAS_MINIMUM_8,
    DMC_RAS_MINIMUM_9,
    DMC_RAS_MINIMUM_10,
    DMC_RAS_MINIMUM_11,
    DMC_RAS_MINIMUM_12,
    DMC_RAS_MINIMUM_13,
    DMC_RAS_MINIMUM_14,
    DMC_RAS_MINIMUM_15,
    DMC_RAS_MINIMUM_16
}DMC_RAS_MINIMUM_T;

/**
 * @brief   RAS To CAS Delay Time Select
 */
typedef enum
{
    DMC_DELAY_TIME_1,
    DMC_DELAY_TIME_2,
    DMC_DELAY_TIME_3,
    DMC_DELAY_TIME_4,
    DMC_DELAY_TIME_5,
    DMC_DELAY_TIME_6,
    DMC_DELAY_TIME_7,
    DMC_DELAY_TIME_8
}DMC_DELAY_TIME_T;

/**
 * @brief   Precharge Period Select
 */
typedef enum
{
    DMC_PRECHARGE_1,
    DMC_PRECHARGE_2,
    DMC_PRECHARGE_3,
    DMC_PRECHARGE_4,
    DMC_PRECHARGE_5,
    DMC_PRECHARGE_6,
    DMC_PRECHARGE_7,
    DMC_PRECHARGE_8
}DMC_PRECHARGE_T;

/**
 * @brief   Last Data Next Precharge For Write Time Select 
 */
typedef enum
{
    DMC_NEXT_PRECHARGE_1,
    DMC_NEXT_PRECHARGE_2,
    DMC_NEXT_PRECHARGE_3,
    DMC_NEXT_PRECHARGE_4
}DMC_NEXT_PRECHARGE_T;

/**
 * @brief   Auto-Refresh Period Select
 */
typedef enum
{
    DMC_AUTO_REFRESH_1,
    DMC_AUTO_REFRESH_2,
    DMC_AUTO_REFRESH_3,
    DMC_AUTO_REFRESH_4,
    DMC_AUTO_REFRESH_5,
    DMC_AUTO_REFRESH_6,
    DMC_AUTO_REFRESH_7,
    DMC_AUTO_REFRESH_8,
    DMC_AUTO_REFRESH_9,
    DMC_AUTO_REFRESH_10,
    DMC_AUTO_REFRESH_11,
    DMC_AUTO_REFRESH_12,
    DMC_AUTO_REFRESH_13,
    DMC_AUTO_REFRESH_14,
    DMC_AUTO_REFRESH_15,
    DMC_AUTO_REFRESH_16,
}DMC_AUTO_REFRESH_T;

/**
 * @brief   Active-to-active Command Period Select
 */
typedef enum
{
    DMC_ATA_CMD_1,
    DMC_ATA_CMD_2,
    DMC_ATA_CMD_3,
    DMC_ATA_CMD_4,
    DMC_ATA_CMD_5,
    DMC_ATA_CMD_6,
    DMC_ATA_CMD_7,
    DMC_ATA_CMD_8,
    DMC_ATA_CMD_9,
    DMC_ATA_CMD_10,
    DMC_ATA_CMD_11,
    DMC_ATA_CMD_12,
    DMC_ATA_CMD_13,
    DMC_ATA_CMD_14,
    DMC_ATA_CMD_15,
    DMC_ATA_CMD_16,
}DMC_ATA_CMD_T;

/**
 * @brief   Clock PHASE
 */
typedef enum
{
    DMC_CLK_PHASE_NORMAL,
    DMC_CLK_PHASE_REVERSE
}DMC_CLK_PHASE_T;

/**
 * @brief   DMC Memory Size
 */
typedef enum
{
    DMC_MEMORY_SIZE_0,
    DMC_MEMORY_SIZE_64KB,
    DMC_MEMORY_SIZE_128KB,
    DMC_MEMORY_SIZE_256KB,
    DMC_MEMORY_SIZE_512KB,
    DMC_MEMORY_SIZE_1MB,
    DMC_MEMORY_SIZE_2MB,
    DMC_MEMORY_SIZE_4MB,
    DMC_MEMORY_SIZE_8MB,
    DMC_MEMORY_SIZE_16MB,
    DMC_MEMORY_SIZE_32MB,
    DMC_MEMORY_SIZE_64MB,
    DMC_MEMORY_SIZE_128MB,
    DMC_MEMORY_SIZE_256MB,
}DMC_MEMORY_SIZE_T;

/**
 * @brief    Open Banks Of Number 
 */
typedef enum
{
    DMC_BANK_NUMBER_1,
    DMC_BANK_NUMBER_2,
    DMC_BANK_NUMBER_3,
    DMC_BANK_NUMBER_4,
    DMC_BANK_NUMBER_5,
    DMC_BANK_NUMBER_6,
    DMC_BANK_NUMBER_7,
    DMC_BANK_NUMBER_8,
    DMC_BANK_NUMBER_9,
    DMC_BANK_NUMBER_10,
    DMC_BANK_NUMBER_11,
    DMC_BANK_NUMBER_12,
    DMC_BANK_NUMBER_13,
    DMC_BANK_NUMBER_14,
    DMC_BANK_NUMBER_15,
    DMC_BANK_NUMBER_16,
}DMC_BANK_NUMBER_T;

/**
 * @brief   Full refresh type
 */
typedef enum
{
    DMC_REFRESH_ROW_ONE,        //!< Refresh one row
    DMC_REFRESH_ROW_ALL,        //!< Refresh all row
}DMC_REFRESH_T;

/**
 * @brief   Precharge type
 */
typedef enum
{
    DMC_PRECHARGE_IM,        //!< Immediate precharge
    DMC_PRECHARGE_DELAY,     //!< Delayed precharge
}DMC_PRECHARE_T;


/**@} end of group DMC_Enumerations*/


/** @addtogroup DMC_Structure Data Structure
  @{
*/

/**
 * @brief   Timing config definition
 */
typedef struct
{
    uint32_t    latencyCAS  : 2;       //!< DMC_CAS_LATENCY_T
    uint32_t    tRAS        : 4;       //!< DMC_RAS_MINIMUM_T
    uint32_t    tRCD        : 3;       //!< DMC_DELAY_TIME_T
    uint32_t    tRP         : 3;       //!< DMC_PRECHARGE_T
    uint32_t    tWR         : 2;       //!< DMC_NEXT_PRECHARGE_T
    uint32_t    tARP        : 4;       //!< DMC_AUTO_REFRESH_T
    uint32_t    tCMD        : 4;       //!< DMC_ATA_CMD_T
    uint32_t    tXSR        : 9;       //!< auto-refresh commands, can be 0x000 to 0x1FF
    uint16_t    tRFP        : 16;      //!< Refresh period, can be 0x0000 to 0xFFFF
}DMC_TimingConfig_T;

/**
 * @brief   Config struct definition
 */
typedef struct
{
    DMC_MEMORY_SIZE_T       memorySize;    //!< Memory size(byte)
    DMC_BANK_WIDTH_T        bankWidth;     //!< Number of bank bits
    DMC_ROW_WIDTH_T         rowWidth;      //!< Number of row address bits
    DMC_COL_WIDTH_T         colWidth;      //!< Number of col address bits
    DMC_CLK_PHASE_T         clkPhase;      //!< Clock phase
    DMC_TimingConfig_T      timing;        //!< Timing
}DMC_Config_T;

/**@} end of group DMC_Structure*/


/** @addtogroup DMC_Fuctions Fuctions
  @{
*/

 /** Enable / Disable */
void DMC_Enable(void);
void DMC_Disable(void);
void DMC_EnableInit(void);

/** Global config */
void DMC_Config(DMC_Config_T *dmcConfig);
void DMC_ConfigStructInit(DMC_Config_T *dmcConfig);

/** Address */
void DMC_ConfigBankWidth(DMC_BANK_WIDTH_T bankWidth);
void DMC_ConfigAddrWidth(DMC_ROW_WIDTH_T rowWidth, DMC_COL_WIDTH_T colWidth);

/** Timing */
void DMC_ConfigTiming(DMC_TimingConfig_T *timingConfig);
void DMC_ConfigTimingStructInit(DMC_TimingConfig_T *timingConfig);
void DMC_ConfigStableTimePowerup(uint16_t stableTime);
void DMC_ConfigAutoRefreshNumDuringInit(DMC_AUTO_REFRESH_T num);
void DMC_ConfigRefreshPeriod(uint16_t period);

/** Refresh mode */
void DMC_EixtSlefRefreshMode(void);
void DMC_EnterSlefRefreshMode(void);

/** Config */
void DMC_ConfigOpenBank(DMC_BANK_NUMBER_T num);
void DMC_EnableUpdateMode(void);
void DMC_EnterPowerdownMode(void);
void DMC_ConfigFullRefreshBeforeSR(DMC_REFRESH_T refresh);
void DMC_ConfigFullRefreshAfterSR(DMC_REFRESH_T refresh);
void DMC_ConfigPrechargeType(DMC_PRECHARE_T precharge);
void DMC_ConfigMemorySize(DMC_MEMORY_SIZE_T memorySize);
void DMC_ConfigClockPhase(DMC_CLK_PHASE_T clkPhase);

/** read flag */
uint8_t DMC_ReadSelfRefreshStatus(void);

/**@} end of group DMC_Fuctions*/
/**@} end of group DMC_Driver*/
/**@} end of group Peripherals_Library*/

#ifdef __cplusplus
}
#endif

#endif  /* __APM32F10X_DMC_H */