25 lines
541 B
C
25 lines
541 B
C
#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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static uint8_t flash_1[2048], flash_2[2048];
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/* 一块FLASH空间的大小 */
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#define MF_FLASH_BLOCK_SIZE (2048)
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/* 主FLASH地址 */
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#define MF_FLASH_MAIN_ADDR (flash_1)
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/* 备份FLASH地址 */
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#define MF_FLASH_BACKUP_ADDR (flash_2)
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/* Flash读写函数 */
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#define MF_ERASE mf_erase
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#define MF_WRITE mf_write
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static void mf_erase(void *addr) { memset(addr, 0, MF_FLASH_BLOCK_SIZE); }
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static void mf_write(void *addr, void *buf) {
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memcpy(addr, buf, MF_FLASH_BLOCK_SIZE);
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}
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