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- **Q6: What special GPIO pins do you need to pay attention to in ESP32?**
The ESP32 has 34 GPIO pins, of which GPIO 34-39 is only used as an input and cannot be used as an output. Others can be used as both an input and an output pin.
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### Q. ESP32で取り扱いに注意しないといけないピンはありますか？
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- **Q6: ESP32 有哪些特殊的 GPIO 管脚需要注意？**
ESP32 有 34 个 GPIO 管脚，其中 GPIO 34-39 仅用作输入，不能作为输出，其他的既可以作为输入又可以作为输出管脚。