/** ****************************************************************************** * @file stm32f0xx_flash.h * @author MCD Application Team * @version V1.5.1 * @date 13-October-2021 * @brief This file contains all the functions prototypes for the FLASH * firmware library. ****************************************************************************** * @attention * * Copyright (c) 2014 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ /* Define to prevent recursive inclusion -------------------------------------*/ #ifndef __STM32F0XX_FLASH_H #define __STM32F0XX_FLASH_H #ifdef __cplusplus extern "C" { #endif /* Includes ------------------------------------------------------------------*/ #include "stm32f0xx.h" /** @addtogroup STM32F0xx_StdPeriph_Driver * @{ */ /** @addtogroup FLASH * @{ */ /* Exported types ------------------------------------------------------------*/ /** * @brief FLASH Status */ typedef enum { FLASH_BUSY = 1, FLASH_ERROR_WRP, FLASH_ERROR_PROGRAM, FLASH_COMPLETE, FLASH_TIMEOUT }FLASH_Status; /* Exported constants --------------------------------------------------------*/ /** @defgroup FLASH_Exported_Constants * @{ */ /** @defgroup FLASH_Latency * @{ */ #define FLASH_Latency_0 ((uint32_t)0x00000000) /*!< FLASH Zero Latency cycle */ #define FLASH_Latency_1 FLASH_ACR_LATENCY /*!< FLASH One Latency cycle */ #define IS_FLASH_LATENCY(LATENCY) (((LATENCY) == FLASH_Latency_0) || \ ((LATENCY) == FLASH_Latency_1)) /** * @} */ /** @defgroup FLASH_Interrupts * @{ */ #define FLASH_IT_EOP FLASH_CR_EOPIE /*!< End of programming interrupt source */ #define FLASH_IT_ERR FLASH_CR_ERRIE /*!< Error interrupt source */ #define IS_FLASH_IT(IT) ((((IT) & (uint32_t)0xFFFFEBFF) == 0x00000000) && (((IT) != 0x00000000))) /** * @} */ /** @defgroup FLASH_Address * @{ */ #if defined(STM32F042) || defined(STM32F031) || defined(STM32F070x6) /*32K devices */ #define IS_FLASH_PROGRAM_ADDRESS(ADDRESS) (((ADDRESS) >= 0x08000000) && ((ADDRESS) <= 0x08007FFF)) #elif defined(STM32F030) || defined(STM32F051) /*64K devices */ #define IS_FLASH_PROGRAM_ADDRESS(ADDRESS) (((ADDRESS) >= 0x08000000) && ((ADDRESS) <= 0x0800FFFF)) #elif defined(STM32F072) || defined(STM32F070xB) /*128K devices */ #define IS_FLASH_PROGRAM_ADDRESS(ADDRESS) (((ADDRESS) >= 0x08000000) && ((ADDRESS) <= 0x0801FFFF)) #else /* STM32F091 || STM32F030 || STM32F030xC */ /*256K Flash devices */ #define IS_FLASH_PROGRAM_ADDRESS(ADDRESS) (((ADDRESS) >= 0x08000000) && ((ADDRESS) <= 0x0800FFFF)) #endif /* STM32F042 || STM32F031 || STM32F070x6 */ /** * @} */ /** @defgroup FLASH_OB_DATA_ADDRESS * @{ */ #define IS_OB_DATA_ADDRESS(ADDRESS) (((ADDRESS) == 0x1FFFF804) || ((ADDRESS) == 0x1FFFF806)) /** * @} */ /** @defgroup FLASH_Option_Bytes_Write_Protection * @{ */ #if !defined (STM32F072) && !defined (STM32F070xB) && !defined (STM32F091) && !defined (STM32F030) && !defined (STM32F030xC) /* 32K and 64K Flash devices */ #define OB_WRP_Pages0to3 ((uint32_t)0x00000001) /* Write protection of page 0 to 3 */ #define OB_WRP_Pages4to7 ((uint32_t)0x00000002) /* Write protection of page 4 to 7 */ #define OB_WRP_Pages8to11 ((uint32_t)0x00000004) /* Write protection of page 8 to 11 */ #define OB_WRP_Pages12to15 ((uint32_t)0x00000008) /* Write protection of page 12 to 15 */ #define OB_WRP_Pages16to19 ((uint32_t)0x00000010) /* Write protection of page 16 to 19 */ #define OB_WRP_Pages20to23 ((uint32_t)0x00000020) /* Write protection of page 20 to 23 */ #define OB_WRP_Pages24to27 ((uint32_t)0x00000040) /* Write protection of page 24 to 27 */ #define OB_WRP_Pages28to31 ((uint32_t)0x00000080) /* Write protection of page 28 to 31 */ #define OB_WRP_Pages32to35 ((uint32_t)0x00000100) /* Write protection of page 32 to 35 */ #define OB_WRP_Pages36to39 ((uint32_t)0x00000200) /* Write protection of page 36 to 39 */ #define OB_WRP_Pages40to43 ((uint32_t)0x00000400) /* Write protection of page 40 to 43 */ #define OB_WRP_Pages44to47 ((uint32_t)0x00000800) /* Write protection of page 44 to 47 */ #define OB_WRP_Pages48to51 ((uint32_t)0x00001000) /* Write protection of page 48 to 51 */ #define OB_WRP_Pages52to55 ((uint32_t)0x00002000) /* Write protection of page 52 to 55 */ #define OB_WRP_Pages56to59 ((uint32_t)0x00004000) /* Write protection of page 56 to 59 */ #define OB_WRP_Pages60to63 ((uint32_t)0x00008000) /* Write protection of page 60 to 63 */ #define OB_WRP_AllPages ((uint32_t)0x0000FFFF) /*!< Write protection of all Sectors */ #define IS_OB_WRP(PAGE) (((PAGE) != 0x0000000)) #else /* 128K and 256K Flash devices */ #define OB_WRP_Pages0to1 ((uint32_t)0x00000001) /* Write protection of page 0 to 1 */ #define OB_WRP_Pages2to3 ((uint32_t)0x00000002) /* Write protection of page 2 to 3 */ #define OB_WRP_Pages4to5 ((uint32_t)0x00000004) /* Write protection of page 4 to 5 */ #define OB_WRP_Pages6to7 ((uint32_t)0x00000008) /* Write protection of page 6 to 7 */ #define OB_WRP_Pages8to9 ((uint32_t)0x00000010) /* Write protection of page 8 to 9 */ #define OB_WRP_Pages10to11 ((uint32_t)0x00000020) /* Write protection of page 10 to 11 */ #define OB_WRP_Pages12to13 ((uint32_t)0x00000040) /* Write protection of page 12 to 13 */ #define OB_WRP_Pages14to15 ((uint32_t)0x00000080) /* Write protection of page 14 to 15 */ #define OB_WRP_Pages16to17 ((uint32_t)0x00000100) /* Write protection of page 16 to 17 */ #define OB_WRP_Pages18to19 ((uint32_t)0x00000200) /* Write protection of page 18 to 19 */ #define OB_WRP_Pages20to21 ((uint32_t)0x00000400) /* Write protection of page 20 to 21 */ #define OB_WRP_Pages22to23 ((uint32_t)0x00000800) /* Write protection of page 22 to 23 */ #define OB_WRP_Pages24to25 ((uint32_t)0x00001000) /* Write protection of page 24 to 25 */ #define OB_WRP_Pages26to27 ((uint32_t)0x00002000) /* Write protection of page 26 to 27 */ #define OB_WRP_Pages28to29 ((uint32_t)0x00004000) /* Write protection of page 28 to 29 */ #define OB_WRP_Pages30to31 ((uint32_t)0x00008000) /* Write protection of page 30 to 31 */ #define OB_WRP_Pages32to33 ((uint32_t)0x00010000) /* Write protection of page 32 to 33 */ #define OB_WRP_Pages34to35 ((uint32_t)0x00020000) /* Write protection of page 34 to 35 */ #define OB_WRP_Pages36to37 ((uint32_t)0x00040000) /* Write protection of page 36 to 37 */ #define OB_WRP_Pages38to39 ((uint32_t)0x00080000) /* Write protection of page 38 to 39 */ #define OB_WRP_Pages40to41 ((uint32_t)0x00100000) /* Write protection of page 40 to 41 */ #define OB_WRP_Pages42to43 ((uint32_t)0x00200000) /* Write protection of page 42 to 43 */ #define OB_WRP_Pages44to45 ((uint32_t)0x00400000) /* Write protection of page 44 to 45 */ #define OB_WRP_Pages46to47 ((uint32_t)0x00800000) /* Write protection of page 46 to 47 */ #define OB_WRP_Pages48to49 ((uint32_t)0x01000000) /* Write protection of page 48 to 49 */ #define OB_WRP_Pages50to51 ((uint32_t)0x02000000) /* Write protection of page 50 to 51 */ #define OB_WRP_Pages52to53 ((uint32_t)0x04000000) /* Write protection of page 52 to 53 */ #define OB_WRP_Pages54to55 ((uint32_t)0x08000000) /* Write protection of page 54 to 55 */ #define OB_WRP_Pages56to57 ((uint32_t)0x10000000) /* Write protection of page 56 to 57 */ #define OB_WRP_Pages58to59 ((uint32_t)0x20000000) /* Write protection of page 58 to 59 */ #define OB_WRP_Pages60to61 ((uint32_t)0x40000000) /* Write protection of page 60 to 61 */ #if defined(STM32F091) || defined(STM32F030xC) /* 256K Flash devices */ #define OB_WRP_Pages62to127 ((uint32_t)0x80000000) /* Write protection of page 62 to 127 */ #else /* 128K Flash devices */ #define OB_WRP_Pages62to63 ((uint32_t)0x80000000) /* Write protection of page 62 to 63 */ #endif /* STM32F091 || STM32F030xC */ #define OB_WRP_AllPages ((uint32_t)0xFFFFFFFF) /*!< Write protection of all Sectors */ #define IS_OB_WRP(PAGE) (((PAGE) != 0x0000000)) #endif /* STM32F072 || STM32F070xB || STM32F091 || STM32F030 || STM32F030xC */ /** * @} */ /** @defgroup FLASH_Option_Bytes_Read_Protection * @{ */ /** * @brief FLASH_Read Protection Level */ #define OB_RDP_Level_0 ((uint8_t)0xAA) #define OB_RDP_Level_1 ((uint8_t)0xBB) /*#define OB_RDP_Level_2 ((uint8_t)0xCC)*/ /* Warning: When enabling read protection level 2 it's no more possible to go back to level 1 or 0 */ #define IS_OB_RDP(LEVEL) (((LEVEL) == OB_RDP_Level_0)||\ ((LEVEL) == OB_RDP_Level_1))/*||\ ((LEVEL) == OB_RDP_Level_2))*/ /** * @} */ /** @defgroup FLASH_Option_Bytes_IWatchdog * @{ */ #define OB_IWDG_SW ((uint8_t)0x01) /*!< Software IWDG selected */ #define OB_IWDG_HW ((uint8_t)0x00) /*!< Hardware IWDG selected */ #define IS_OB_IWDG_SOURCE(SOURCE) (((SOURCE) == OB_IWDG_SW) || ((SOURCE) == OB_IWDG_HW)) /** * @} */ /** @defgroup FLASH_Option_Bytes_nRST_STOP * @{ */ #define OB_STOP_NoRST ((uint8_t)0x02) /*!< No reset generated when entering in STOP */ #define OB_STOP_RST ((uint8_t)0x00) /*!< Reset generated when entering in STOP */ #define IS_OB_STOP_SOURCE(SOURCE) (((SOURCE) == OB_STOP_NoRST) || ((SOURCE) == OB_STOP_RST)) /** * @} */ /** @defgroup FLASH_Option_Bytes_nRST_STDBY * @{ */ #define OB_STDBY_NoRST ((uint8_t)0x04) /*!< No reset generated when entering in STANDBY */ #define OB_STDBY_RST ((uint8_t)0x00) /*!< Reset generated when entering in STANDBY */ #define IS_OB_STDBY_SOURCE(SOURCE) (((SOURCE) == OB_STDBY_NoRST) || ((SOURCE) == OB_STDBY_RST)) /** * @} */ /** @defgroup FLASH_Option_Bytes_BOOT1 * @{ */ #define OB_BOOT1_RESET ((uint8_t)0x00) /*!< BOOT1 Reset */ #define OB_BOOT1_SET ((uint8_t)0x10) /*!< BOOT1 Set */ #define IS_OB_BOOT1(BOOT1) (((BOOT1) == OB_BOOT1_RESET) || ((BOOT1) == OB_BOOT1_SET)) /** * @} */ /** @defgroup FLASH_Option_Bytes_BOOT0 * @{ */ #define OB_BOOT0_RESET ((uint8_t)0x00) /*!< BOOT0 Reset */ #define OB_BOOT0_SET ((uint8_t)0x08) /*!< BOOT0 Set */ #define IS_OB_BOOT0(BOOT0) (((BOOT0) == OB_BOOT0_RESET) || ((BOOT0) == OB_BOOT0_SET)) /** * @} */ /** @defgroup FLASH_Option_Bytes_BOOT0SW * @{ */ #define OB_BOOT0_SW ((uint8_t)0x00) /*!< BOOT0 pin disabled */ #define OB_BOOT0_HW ((uint8_t)0x80) /*!< BOOT0 pin bonded with GPIO */ #define IS_OB_BOOT0SW(BOOT0) (((BOOT0) == OB_BOOT0_SW) || ((BOOT0) == OB_BOOT0_HW)) /** * @} */ /** @defgroup FLASH_Option_Bytes_VDDA_Analog_Monitoring * @{ */ #define OB_VDDA_ANALOG_ON ((uint8_t)0x20) /*!< Analog monitoring on VDDA Power source ON */ #define OB_VDDA_ANALOG_OFF ((uint8_t)0x00) /*!< Analog monitoring on VDDA Power source OFF */ #define IS_OB_VDDA_ANALOG(ANALOG) (((ANALOG) == OB_VDDA_ANALOG_ON) || ((ANALOG) == OB_VDDA_ANALOG_OFF)) /** * @} */ /** @defgroup FLASH_Option_Bytes_SRAM_Parity_Enable * @{ */ #define OB_SRAM_PARITY_SET ((uint8_t)0x00) /*!< SRAM parity enable Set */ #define OB_SRAM_PARITY_RESET ((uint8_t)0x40) /*!< SRAM parity enable reset */ #define IS_OB_SRAM_PARITY(PARITY) (((PARITY) == OB_SRAM_PARITY_SET) || ((PARITY) == OB_SRAM_PARITY_RESET)) /** * @} */ /** @defgroup FLASH_Flags * @{ */ #define FLASH_FLAG_BSY FLASH_SR_BSY /*!< FLASH Busy flag */ #define FLASH_FLAG_PGERR FLASH_SR_PGERR /*!< FLASH Programming error flag */ #define FLASH_FLAG_WRPERR FLASH_SR_WRPERR /*!< FLASH Write protected error flag */ #define FLASH_FLAG_EOP FLASH_SR_EOP /*!< FLASH End of Programming flag */ #define IS_FLASH_CLEAR_FLAG(FLAG) ((((FLAG) & (uint32_t)0xFFFFFFCB) == 0x00000000) && ((FLAG) != 0x00000000)) #define IS_FLASH_GET_FLAG(FLAG) (((FLAG) == FLASH_FLAG_BSY) || ((FLAG) == FLASH_FLAG_PGERR) || \ ((FLAG) == FLASH_FLAG_WRPERR) || ((FLAG) == FLASH_FLAG_EOP)) /** * @} */ /** @defgroup FLASH_Timeout_definition * @{ */ #define FLASH_ER_PRG_TIMEOUT ((uint32_t)0x000B0000) /** * @} */ /** @defgroup FLASH_Legacy * @{ */ #define FLASH_WRProt_Pages0to3 OB_WRP_Pages0to3 #define FLASH_WRProt_Pages4to7 OB_WRP_Pages4to7 #define FLASH_WRProt_Pages8to11 OB_WRP_Pages8to11 #define FLASH_WRProt_Pages12to15 OB_WRP_Pages12to15 #define FLASH_WRProt_Pages16to19 OB_WRP_Pages16to19 #define FLASH_WRProt_Pages20to23 OB_WRP_Pages20to23 #define FLASH_WRProt_Pages24to27 OB_WRP_Pages24to27 #define FLASH_WRProt_Pages28to31 OB_WRP_Pages28to31 #define FLASH_WRProt_Pages32to35 OB_WRP_Pages32to35 #define FLASH_WRProt_Pages36to39 OB_WRP_Pages36to39 #define FLASH_WRProt_Pages40to43 OB_WRP_Pages40to21 #define FLASH_WRProt_Pages44to47 OB_WRP_Pages44to23 #define FLASH_WRProt_Pages48to51 OB_WRP_Pages48to51 #define FLASH_WRProt_Pages52to55 OB_WRP_Pages52to55 #define FLASH_WRProt_Pages56to59 OB_WRP_Pages56to59 #define FLASH_WRProt_Pages60to63 OB_WRP_Pages60to63 #define FLASH_WRProt_AllPages OB_WRP_AllPages /** * @} */ /** * @} */ /* Exported macro ------------------------------------------------------------*/ /* Exported functions ------------------------------------------------------- */ /** * @brief FLASH memory functions that can be executed from FLASH. */ /* FLASH Interface configuration functions ************************************/ void FLASH_SetLatency(uint32_t FLASH_Latency); void FLASH_PrefetchBufferCmd(FunctionalState NewState); FlagStatus FLASH_GetPrefetchBufferStatus(void); /* FLASH Memory Programming functions *****************************************/ void FLASH_Unlock(void); void FLASH_Lock(void); FLASH_Status FLASH_ErasePage(uint32_t Page_Address); FLASH_Status FLASH_EraseAllPages(void); FLASH_Status FLASH_ProgramWord(uint32_t Address, uint32_t Data); FLASH_Status FLASH_ProgramHalfWord(uint32_t Address, uint16_t Data); /* FLASH Option Bytes Programming functions *****************************************/ void FLASH_OB_Unlock(void); void FLASH_OB_Lock(void); void FLASH_OB_Launch(void); FLASH_Status FLASH_OB_Erase(void); FLASH_Status FLASH_OB_EnableWRP(uint32_t OB_WRP); FLASH_Status FLASH_OB_RDPConfig(uint8_t OB_RDP); FLASH_Status FLASH_OB_UserConfig(uint8_t OB_IWDG, uint8_t OB_STOP, uint8_t OB_STDBY); FLASH_Status FLASH_OB_BOOTConfig(uint8_t OB_BOOT1); FLASH_Status FLASH_OB_BOOT0Config(uint8_t OB_BOOT0); FLASH_Status FLASH_OB_BOOT0SWConfig(uint8_t OB_BOOT0SW); FLASH_Status FLASH_OB_VDDAConfig(uint8_t OB_VDDA_ANALOG); FLASH_Status FLASH_OB_SRAMParityConfig(uint8_t OB_SRAM_Parity); FLASH_Status FLASH_OB_WriteUser(uint8_t OB_USER); FLASH_Status FLASH_OB_ProgramData(uint32_t Address, uint8_t Data); uint8_t FLASH_OB_GetUser(void); uint32_t FLASH_OB_GetWRP(void); FlagStatus FLASH_OB_GetRDP(void); /* FLASH Interrupts and flags management functions **********************************/ void FLASH_ITConfig(uint32_t FLASH_IT, FunctionalState NewState); FlagStatus FLASH_GetFlagStatus(uint32_t FLASH_FLAG); void FLASH_ClearFlag(uint32_t FLASH_FLAG); FLASH_Status FLASH_GetStatus(void); FLASH_Status FLASH_WaitForLastOperation(uint32_t Timeout); /** @defgroup FLASH_Legacy * @{ */ #define FLASH_EraseOptionBytes FLASH_OB_Erase #define FLASH_EnableWriteProtection FLASH_OB_EnableWRP #define FLASH_UserOptionByteConfig FLASH_OB_UserConfig #define FLASH_ProgramOptionByteData FLASH_OB_ProgramData #define FLASH_GetUserOptionByte FLASH_OB_GetUser #define FLASH_GetWriteProtectionOptionByte FLASH_OB_GetWRP /** * @} */ #ifdef __cplusplus } #endif #endif /* __STM32F0XX_FLASH_H */ /** * @} */ /** * @} */