36 lines
956 B
C
36 lines
956 B
C
#include "McuBspFlash.h"
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#include "stm32f1xx_hal.h"
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/* 插除函数 */
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int8_t McuBspFlashErase(uint32_t StartPageAddress, uint32_t NumbPage)
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{
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uint32_t PAGEError = 0;
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FLASH_EraseInitTypeDef EraseInitStruct;
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EraseInitStruct.TypeErase = FLASH_TYPEERASE_PAGES;
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EraseInitStruct.PageAddress = StartPageAddress;
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EraseInitStruct.NbPages = NumbPage;
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if (StartPageAddress + (NumbPage - 1) * FLASH_PAGE_SIZE > ADDR_FLASH_PAGE_255) {
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return -1;
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}
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HAL_FLASH_Unlock();
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if (HAL_FLASHEx_Erase(&EraseInitStruct, &PAGEError) != HAL_OK) {
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HAL_FLASH_Lock();
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return -1;
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}
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HAL_FLASH_Lock();
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return 0;
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}
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/* 写入数据 */
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int8_t McuBspFlashWrite64(uint32_t StartPageAddress, uint64_t data)
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{
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HAL_FLASH_Unlock();
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if (HAL_FLASH_Program(FLASH_TYPEPROGRAM_DOUBLEWORD, StartPageAddress, data) == HAL_OK) {
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HAL_FLASH_Lock();
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return 0;
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}
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HAL_FLASH_Lock();
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return -1;
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}
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