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TPS65994AD: Type-C转MIPI应用,CC控制通道的疑问

Part Number: TPS65994AD


如上图所示,Type-C转MIPI的一个方案,需要搭配一个PD控制器,选用TPS65994AD后,现在有一个疑问:

Type-C的CC信号给到TPS65994AD(Port A),而Type-C转MIPI的芯片也需要通过CC信号来获取当前线缆的插入方向。是否可以通过TPS65994AD的Port B的CC通道来告知Type-C转MIPI芯片当前线缆的插入方向,如果不可以的话,通过GPIO能实现吗?