This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
https://e2e.ti.com/support/interface-group/interface/f/interface-forum/1246093/thvd1406-why-is-placed-a-pull-up-resistor-in-r-signal
大家好！ 查看 THVD1406数据表、我在图9-5中看到在 R SIGNAL 和 VCC 之间放置了一个10k Ω 的上拉电阻器：
此电阻器的用途是什么？
非常感谢。
该电阻器可确保 RxD 输入在/RE 为高电平时不悬空。
