TPS2384 工作在AM(自动模式)不能给PD供电,PORT1连接接PD,测P1,N1 为低电平
空载测INT 引脚 输出为低 (任意一端口发生错误时产生)
TPS2384输入端48v供电正常,3.3v 10v,引脚输出正常,6.3v(输出5.9v)
wd_dis,AltA/B 都悬空,MS=0 ,
PORB接3.3v,
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