41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/*
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*********************************************************************************************************
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* IAR Development Kits
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* on the
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*
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* M451
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*
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* Filename : fmc_flash.h
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* Version : V1.00
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* Programmer(s) : Qian Xianghong
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*********************************************************************************************************
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*/
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#ifndef USER_FMC_FLASH_PRESENT
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#define USER_FMC_FLASH_PRESENT
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#include "stm32l4xx_hal_flash.h"
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#include "stm32l4xx_hal_flash_ex.h"
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#include "type.h"
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// Flash存储规划如下：
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// 252~255K: 配置数据（2K+2K，双份存储）
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// 配置数据起始地址：252K（大小为4K）
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#define FLASH_CONFIG_BASE (FLASH_BASE + 0x3F000)
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// Flash可擦除块大小
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#define FLASH_ERASE_SIZE 2048
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// 读Flash全局缓冲
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extern uint8_t Flash_rdBuf[FLASH_ERASE_SIZE];
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uint8_t Flash_BufferVerify(uint32_t Addr, uint8_t *buf, uint32_t nbytes);
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void Flash_BufferRead(uint32_t Addr, uint8_t *buf, uint32_t nbytes);
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void Flash_BufferWrite(uint32_t Addr, uint8_t *buf, uint32_t nbytes);
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// 擦除一页
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void Flash_ErasePage(uint32_t Addr);
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#endif
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