57 lines
1.9 KiB
C
57 lines
1.9 KiB
C
/* Includes ----------------------------------------------------------------- */
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#include "bsp\flash.h"
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#include "flash.h"
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#include <main.h>
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#include <string.h>
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/* Private define ----------------------------------------------------------- */
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/* Private macro ------------------------------------------------------------ */
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/* Private typedef ---------------------------------------------------------- */
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/* Private variables -------------------------------------------------------- */
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/* Private function -------------------------------------------------------- */
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/* Exported functions ------------------------------------------------------- */
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void BSP_Flash_EraseSector(uint32_t sector) {
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FLASH_EraseInitTypeDef flash_erase;
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uint32_t sector_error;
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#ifdef DEV_BOARD_C
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if (sector > 0 && sector < 12) {
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flash_erase.Sector = sector;
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flash_erase.TypeErase = FLASH_TYPEERASE_PAGES;
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flash_erase.VoltageRange = FLASH_VOLTAGE_RANGE_3;
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flash_erase.NbSectors = 1;
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#endif
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#ifdef STM32F103x8
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if (sector > 0 && sector < 12) {
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flash_erase.TypeErase = FLASH_TYPEERASE_PAGES;
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flash_erase.Banks = FLASH_BANK_1; // 单 bank 器件通常这样写
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flash_erase.PageAddress = ADDR_FLASH_SECTOR(sector); // 要擦除的页地址
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flash_erase.NbPages = 1;
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#endif
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HAL_FLASH_Unlock();
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while (FLASH_WaitForLastOperation(50) != HAL_OK)
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;
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HAL_FLASHEx_Erase(&flash_erase, §or_error);
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HAL_FLASH_Lock();
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}
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}
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void BSP_Flash_WriteBytes(uint32_t address, const uint8_t *buf, size_t len) {
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HAL_FLASH_Unlock();
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while (len > 0) {
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while (FLASH_WaitForLastOperation(50) != HAL_OK)
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;
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HAL_FLASH_Program(FLASH_TYPEPROGRAM_HALFWORD, address, *buf);
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address++;
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buf++;
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len--;
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}
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HAL_FLASH_Lock();
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}
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void BSP_Flash_ReadBytes(uint32_t address, void *buf, size_t len) {
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memcpy(buf, (void *)address, len);
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}
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