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@@ -8,6 +8,7 @@
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* 2018-12-5 SummerGift first version
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* 2019-3-2 jinsheng add Macro judgment
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* 2020-1-6 duminmin support single bank mode
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+ * 2021-8-11 CX fix the sector calculation error bug
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*/
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#include "board.h"
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@@ -280,7 +281,7 @@ int stm32_flash_erase(rt_uint32_t addr, size_t size)
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/* Get the 1st sector to erase */
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FirstSector = GetSector(addr);
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/* Get the number of sector to erase from 1st sector*/
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- NbOfSectors = GetSector(addr + size) - FirstSector + 1;
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+ NbOfSectors = GetSector(addr + size - 1) - FirstSector + 1;
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/* Fill EraseInit structure*/
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EraseInitStruct.TypeErase = FLASH_TYPEERASE_SECTORS;
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EraseInitStruct.VoltageRange = FLASH_VOLTAGE_RANGE_3;
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JasonCang