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输出接上拉电阻会不会误判方向
您好，
可以接上拉电阻，具体请查看下面文档第 1.3 TXB Pullup and Pulldown Resistor Analysis部分：
https://www.ti.com.cn/cn/lit/an/scea054a/scea054a.pdf
双向感应器的原理具体查看下面文档第2部分：
https://www.ti.com.cn/cn/lit/an/scea043/scea043.pdf
