/********************************** (C) COPYRIGHT ******************************* * File Name : ch32v30x_flash.h * Author : WCH * Version : V1.0.0 * Date : 2021/06/06 * Description : This file contains all the functions prototypes for the FLASH * firmware library. * Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd. * SPDX-License-Identifier: Apache-2.0 *******************************************************************************/ #ifndef __CH32V30x_FLASH_H #define __CH32V30x_FLASH_H #ifdef __cplusplus extern "C" { #endif #include "ch32v30x.h" /* FLASH Status */ typedef enum { FLASH_BUSY = 1, FLASH_ERROR_PG, FLASH_ERROR_WRP, FLASH_COMPLETE, FLASH_TIMEOUT }FLASH_Status; /* Write Protect */ #define FLASH_WRProt_Sectors0 ((uint32_t)0x00000001) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors1 ((uint32_t)0x00000002) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors2 ((uint32_t)0x00000004) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors3 ((uint32_t)0x00000008) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors4 ((uint32_t)0x00000010) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors5 ((uint32_t)0x00000020) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors6 ((uint32_t)0x00000040) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors7 ((uint32_t)0x00000080) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors8 ((uint32_t)0x00000100) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors9 ((uint32_t)0x00000200) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors10 ((uint32_t)0x00000400) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors11 ((uint32_t)0x00000800) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors12 ((uint32_t)0x00001000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors13 ((uint32_t)0x00002000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors14 ((uint32_t)0x00004000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors15 ((uint32_t)0x00008000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors16 ((uint32_t)0x00010000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors17 ((uint32_t)0x00020000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors18 ((uint32_t)0x00040000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors19 ((uint32_t)0x00080000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors20 ((uint32_t)0x00100000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors21 ((uint32_t)0x00200000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors22 ((uint32_t)0x00400000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors23 ((uint32_t)0x00800000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors24 ((uint32_t)0x01000000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors25 ((uint32_t)0x02000000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors26 ((uint32_t)0x04000000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors27 ((uint32_t)0x08000000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors28 ((uint32_t)0x10000000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors29 ((uint32_t)0x20000000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors30 ((uint32_t)0x40000000) /* Write protection of setor 0 */ #define FLASH_WRProt_Sectors31to127 ((uint32_t)0x80000000) /* Write protection of page 62 to 255 */ #define FLASH_WRProt_AllSectors ((uint32_t)0xFFFFFFFF) /* Write protection of all Sectors */ /* Option_Bytes_IWatchdog */ #define OB_IWDG_SW ((uint16_t)0x0001) /* Software IWDG selected */ #define OB_IWDG_HW ((uint16_t)0x0000) /* Hardware IWDG selected */ /* Option_Bytes_nRST_STOP */ #define OB_STOP_NoRST ((uint16_t)0x0002) /* No reset generated when entering in STOP */ #define OB_STOP_RST ((uint16_t)0x0000) /* Reset generated when entering in STOP */ /* Option_Bytes_nRST_STDBY */ #define OB_STDBY_NoRST ((uint16_t)0x0004) /* No reset generated when entering in STANDBY */ #define OB_STDBY_RST ((uint16_t)0x0000) /* Reset generated when entering in STANDBY */ /* FLASH_Interrupts */ #define FLASH_IT_ERROR ((uint32_t)0x00000400) /* FPEC error interrupt source */ #define FLASH_IT_EOP ((uint32_t)0x00001000) /* End of FLASH Operation Interrupt source */ #define FLASH_IT_BANK1_ERROR FLASH_IT_ERROR /* FPEC BANK1 error interrupt source */ #define FLASH_IT_BANK1_EOP FLASH_IT_EOP /* End of FLASH BANK1 Operation Interrupt source */ /* FLASH_Flags */ #define FLASH_FLAG_BSY ((uint32_t)0x00000001) /* FLASH Busy flag */ #define FLASH_FLAG_EOP ((uint32_t)0x00000020) /* FLASH End of Operation flag */ #define FLASH_FLAG_PGERR ((uint32_t)0x00000004) /* FLASH Program error flag */ #define FLASH_FLAG_WRPRTERR ((uint32_t)0x00000010) /* FLASH Write protected error flag */ #define FLASH_FLAG_OPTERR ((uint32_t)0x00000001) /* FLASH Option Byte error flag */ #define FLASH_FLAG_BANK1_BSY FLASH_FLAG_BSY /* FLASH BANK1 Busy flag*/ #define FLASH_FLAG_BANK1_EOP FLASH_FLAG_EOP /* FLASH BANK1 End of Operation flag */ #define FLASH_FLAG_BANK1_PGERR FLASH_FLAG_PGERR /* FLASH BANK1 Program error flag */ #define FLASH_FLAG_BANK1_WRPRTERR FLASH_FLAG_WRPRTERR /* FLASH BANK1 Write protected error flag */ /* FLASH_Enhance_CLK */ #define FLASH_Enhance_SYSTEM_HALF ((uint32_t)0x00000000) /* FLASH Enhance Clock = SYSTEM */ #define FLASH_Enhance_SYSTEM ((uint32_t)0x02000000) /* Enhance_CLK = SYSTEM/2 */ /*Functions used for all devices*/ void FLASH_Unlock(void); void FLASH_Lock(void); FLASH_Status FLASH_ErasePage(uint32_t Page_Address); FLASH_Status FLASH_EraseAllPages(void); FLASH_Status FLASH_EraseOptionBytes(void); FLASH_Status FLASH_ProgramWord(uint32_t Address, uint32_t Data); FLASH_Status FLASH_ProgramHalfWord(uint32_t Address, uint16_t Data); FLASH_Status FLASH_ProgramOptionByteData(uint32_t Address, uint8_t Data); FLASH_Status FLASH_EnableWriteProtection(uint32_t FLASH_Sectors); FLASH_Status FLASH_ReadOutProtection(FunctionalState NewState); FLASH_Status FLASH_UserOptionByteConfig(uint16_t OB_IWDG, uint16_t OB_STOP, uint16_t OB_STDBY); uint32_t FLASH_GetUserOptionByte(void); uint32_t FLASH_GetWriteProtectionOptionByte(void); FlagStatus FLASH_GetReadOutProtectionStatus(void); 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); void FLASH_Unlock_Fast(void); void FLASH_Lock_Fast(void); void FLASH_ErasePage_Fast(uint32_t Page_Address); void FLASH_EraseBlock_32K_Fast(uint32_t Block_Address); void FLASH_EraseBlock_64K_Fast(uint32_t Block_Address); void FLASH_ProgramPage_Fast(uint32_t Page_Address, uint32_t* pbuf); void FLASH_Enhance_Mode(uint32_t FLASH_Enhance_CLK, FunctionalState NewState); /* New function used for all devices */ void FLASH_UnlockBank1(void); void FLASH_LockBank1(void); FLASH_Status FLASH_EraseAllBank1Pages(void); FLASH_Status FLASH_GetBank1Status(void); FLASH_Status FLASH_WaitForLastBank1Operation(uint32_t Timeout); #ifdef __cplusplus } #endif #endif