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C6678硬件问题



我们实验室按照C6678的demo板设计了一块C6678的电路板,最近在调试,遇到了一问题,发现加载3.3V后,resetstat 就是高电平了,一直恒高。请问应该从哪方面开始入手查找问题呢? 电路板上有两个C6678,DSP1放在A位置RESETSTAT恒高,把它拆下来放在B位置还是一样是高电平。