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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. http://arduino-info.wikispaces.com/ArduinoPower ). 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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