Does the GPIO of esp32 have the concept of high resistance state?

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qiaozyqzy
Posts: 2
Joined: Tue Sep 14, 2021 2:34 pm

Does the GPIO of esp32 have the concept of high resistance state?

Postby qiaozyqzy » Tue Sep 14, 2021 2:40 pm

Does the GPIO of esp32 have the concept of high resistance state?
If yes, how to set it?
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ESP_Sprite
Posts: 9770
Joined: Thu Nov 26, 2015 4:08 am

Re: Does the GPIO of esp32 have the concept of high resistance state?

Postby ESP_Sprite » Wed Sep 15, 2021 1:21 am

You mean tristated, that is, not driven up or down? Sure, simply make the GPIO an input without pullups/pulldowns.
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