我们参考am437x-evm的开发板自己做的板子,设置为nand启动时,boot引脚设置01100,大概10次有9次能启动起来,但是总是是不是会发生无法启动的问题,就是上电后一点反应都没有,程序也不运行,感觉是boot引脚有问题。用SD卡启动也是时常会发生启动不起来的现象,是怎么回事呢?
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