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C6678上电顺序问题



   1.关于手册中和硬件设计文档中的提到的上电顺序,并没有提到对DSP的差分输入(如SRIO PCIe数据线)的上电时间有什么要求,请问这些差分输入信号(LVDS)可以在内核电压和I/0电压有效之前被驱动么?

   2.另外 6678的参考时钟输入,是否可以直接兼容LVPCL差分电平标准?