˹̽Flashдҳ
1. Flashдʾ 16ֽдFlashһҳʼλãȻȷԡ

        : 0xA5A5A5A5 
дַ        : FLASH_CODE_PAGESIZE * FLASH_CODE_MAX_SECTNUM 
д        : FLASH_TYPEPROGRAM_WORD

2. Flashʾ : Flashһҳ
ҳ          : FLASH_CODE_MAX_SECTNUM 
        : FLASH_TYPEERASE_SECTORS


