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6414奇怪问题求助



TI专家:

     我的问题是:TMS320C6414TZLZ工业级EMIFB外接两个芯片,CE1接FLASH,型号AM29LV800B,CE2接串口芯片,型号TL16C754BPN,都是8位数据线。

现在问题是两个外接芯片读写不正常,电路图的设计以前用过,现在只是沿用以前设计,如果拆掉一个外接芯片,另外一个可能会正常,也可能不正常,麻烦帮忙看

看是什么原因,谢谢!