请问28335怎么在应用程序时进串口的bootloaer,就是串口收到一些指定的数据,然后要他跳进串口bootloaer下载程序
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请问28335怎么在应用程序时进串口的bootloaer,就是串口收到一些指定的数据,然后要他跳进串口bootloaer下载程序