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采用的是TMS320F28069，想利用芯片自带的CAN升级功能实现程序的引导升级，但是发现要通过编程器修改OTP KEY和OTP BMODE的值，而且只能修改一次。
问题是我修改这两个值后，怎么实现正常的FLASH引导？
是否可以从app程序中直接跳转到芯片自带的CAN引导的入口地址，再用芯片自带的CAN协议进行升级
