/*! * @file apm32e10x_dmc.h * * @brief This file contains all the prototypes,enumeration and macros for the DMC peripheral * * @version V1.0.0 * * @date 2021-07-26 * */ #ifndef __APM32E10X_DMC_H #define __APM32E10X_DMC_H #include "apm32e10x.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 /* __APM32E10X_DMC_H */