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HD3SS3202: cable orientation识别问题

Part Number: HD3SS3202
Other Parts Discussed in Thread: TUSB321

请问:该ic做DFP时会把cc1/cc2都上拉,做UFP时,把cc1和cc2都下拉,那使用该ic的产品DFP和UFP对接,如何识别cable orientation?

note:我们用的是3220,但是会默认到“电源论坛”,所以选了个其它类似器件。