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Location:Training / Embedded Development / ESP32 video tutorial / ESP32 Section 2-1.3 Supplementary information - What happens if the pin is connected to an open pin? Why do we need to connect a pull-up resistor?

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ESP32 Section 2-1.3 Supplementary information - What happens if the pin is connected to an open pin? Why do we need to connect a pull-up resistor?
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Duration：2 minutes and 42 seconds
Date：2022/10/23

Uploader：桂花蒸

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keywords： ESP32

ESP32 video tutorial

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