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TPS23851EVM-OO1 无法与PD设备连接

Other Parts Discussed in Thread: TPS23756EVM

PD设备是:TPS23756EVM 可以确定PD没问题

TPS23851EVM-001开发板应该没有被改动过,上电后简单测试部分电压:以TP6为0V参考电压 TP2 53.3V TP1 52.4V TP17 0V VDD 3.3 V

R32 10K是有的,自动模式。

PD设备那边FB1 FB2之间有个大概0.5V左右电压。

求解 23851 PSE这边需要怎么去操作