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30Pin ESP32 Совет по развитию Wi-Fi + Bluetooth Сверхнизкое энергопотребление Двухъядерные ESP-32 Плата ESP-32S
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Q: can I use 5 volt input ?

Задавает Vàìrãmüthù Mûthü на 2019-09-13 02:43:54

Syversen Youcan use 5V to power it, but the serial and IO is 3.3v.

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5Pcs Geekcreit DFPlayer Mini MP3 ??????? ????? MP3 ????? ?????? ????????? ??????? TF-???? U-Disk IO/?????? ?????/AD
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Q: hello, we need to operate it through serial port but it seems that operates only in io control. How can we do that? thank you

Задавает ykalog на 2019-09-30 05:22:52

Syversen It supports 3,3V serial. I've used with an Arduino.

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