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修改了串口的波特率,kernel打印正常,但是uboot阶段乱码,请问需要怎么操作?需要针对uboot做什么修改吗?
你没事改串口波特率干啥。。。
uboot也需要配置对应的波特率,因为UART是boot0初始化的,进入UBOOT所计算的时钟如果没有修改就会出现乱码
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