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YTM32B1MD1使用SECURE BOOT时假如BVT的值都是0XFF(例如在作OTA时,抺除BVT完成后还来不及写数据进去就断电了),那程序不就永远会在SECURE BOOT中吗?有方法解决吗?
为什么 OTA 的时候会擦除 BVT 呢
Diga Secure boot + Boot Load + APP,Secure boot分别验证Boot Load 和APP,然后假如要更新APP时,CMAC要重算,并重新写回BVT时,就会有抺除的动作.
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帮助改进和优化YT CONFIG TOOL,有机会抽取YTM32B1ME0 EVB哦...