45 lines
1.7 KiB
C
45 lines
1.7 KiB
C
#ifndef _FLASH_H_
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#define _FLASH_H_
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#include "main.h"
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#define FMC_FLASH_BASE 0x08000000 // FLASH的起始地址
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#define FMC_FLASH_END 0x08080000 // FLASH的结束地址
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#define FLASH_WAITETIME 50000 //FLASH等待超时时间
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//FLASH 扇区的起始地址
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#define ADDR_FLASH_SECTOR_0 ((uint32_t)0x08000000) //扇区0起始地址, 16 Kbytes
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#define ADDR_FLASH_SECTOR_1 ((uint32_t)0x08004000) //扇区1起始地址, 16 Kbytes
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#define ADDR_FLASH_SECTOR_2 ((uint32_t)0x08008000) //扇区2起始地址, 16 Kbytes
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#define ADDR_FLASH_SECTOR_3 ((uint32_t)0x0800C000) //扇区3起始地址, 16 Kbytes
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#define ADDR_FLASH_SECTOR_4 ((uint32_t)0x08010000) //扇区4起始地址, 64 Kbytes
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#define ADDR_FLASH_SECTOR_5 ((uint32_t)0x08020000) //扇区5起始地址, 128 Kbytes
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#define ADDR_FLASH_SECTOR_6 ((uint32_t)0x08040000) //扇区6起始地址, 128 Kbytes
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#define ADDR_FLASH_SECTOR_7 ((uint32_t)0x08060000) //扇区7起始地址, 128 Kbytes
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#define ADDR_FLASH_SECTOR_8 ((uint32_t)0x08080000) //扇区8起始地址, 128 Kbytes
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#define ADDR_FLASH_SECTOR_9 ((uint32_t)0x080A0000) //扇区9起始地址, 128 Kbytes
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#define ADDR_FLASH_SECTOR_10 ((uint32_t)0x080C0000) //扇区10起始地址,128 Kbytes
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#define ADDR_FLASH_SECTOR_11 ((uint32_t)0x080E0000) //扇区11起始地址,128 Kbytes
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//读取指定地址的字(32位数据)
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//faddr:读地址
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//返回值:对应数据.
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uint32_t stmflash_readword(uint32_t faddr);
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//获取某个地址所在的flash扇区
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//addr:flash地址
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//返回值:0~11,即addr所在的扇区
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uint8_t stmflash_getflashsector(uint32_t addr);
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/**
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*@功能：向内部Flash写入数据
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*@参数1：WriteAddress：数据要写入的目标地址（偏移地址）
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*@参数2：*data： 写入的数据首地址
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*@参数3：length：写入数据的个数
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*/
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void writeflashdata(uint32_t WriteAddress, uint8_t *data, uint32_t length);
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#endif
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