This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

AM3352上电没打印CCCC,而是打印了乱码

原来画了一块板是可以正常启动的,后面改了一点外设,结构,就不行了。现在还找不出什么原因。两块板子都对比过了,启动电阻配置,SD卡电路,DATAFLASH电路,网口等等都是一样的。不知道大家有没有遇到过这类问题,求指点,不胜感激!