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#include "iap.h"
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// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>32λ<EFBFBD>ռ<EFBFBD><EFBFBD><EFBFBD>ΪIAP<EFBFBD><EFBFBD><EFBFBD>µı<EFBFBD>־
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#define IAP_UPDATE_FLAG_ADDR 0x0807FC00
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static int32_t Write_IAP_UpdateFlag(uint32_t data)
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{
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FLASH_Unlock();
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// Erase once before writing, 2K each time
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// <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>2K<EFBFBD>Ŀռ<EFBFBD>
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FLASH_EraseOnePage(IAP_UPDATE_FLAG_ADDR);
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// дһ<EFBFBD><EFBFBD>uint32_t<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if (FLASH_COMPL != FLASH_ProgramWord(IAP_UPDATE_FLAG_ADDR, data)) {
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FLASH_Lock();
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return 1;
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}
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FLASH_Lock();
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return 0;
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}
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int32_t Set_IAP_UpdateFlag(void)
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{
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return Write_IAP_UpdateFlag(IAP_UPDATE_FLAG_ENABLE_VALUE);
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}
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int32_t Reset_IAP_UpdateFlag(void)
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{
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return Write_IAP_UpdateFlag(IAP_UPDATE_FLAG_DISABLE_VALUE);
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}
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static uint32_t FLASH_ReadWord(uint32_t address)
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{
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return *(__IO uint32_t*)address;
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}
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uint32_t Get_IAP_UpdateFlag(void)
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{
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return FLASH_ReadWord(IAP_UPDATE_FLAG_ADDR);
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}
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