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修改了串口的波特率后uboot阶段乱码

MR Series

3

3

1462

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xingcongying LV 2 last edited by

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？
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DOT小文哥 LV 8 last edited by

你没事改串口波特率干啥。。。
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WhycanService LV 8 last edited by

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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