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by micha5104
Sat Jan 20, 2018 9:51 pm
Forum: Hardware
Topic: ESP32 GPIO state at power-on
Replies: 2
Views: 3201

ESP32 GPIO state at power-on

Hi, I have a relay connected to two of my ESP32 GPIO ports 26 and 27. The relay is one of these arduino suitable relays (see e.g. ). During normal operation everything works nicely, but during power-on of the ESP32 the two GPIO ports are high, and the ...

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