Hi all. I've come across a weird and frustrating issue. I have a simple reed switch attached to a NodeMCU and the code uploads and executes with no problems UNLESS the reed switch is activated (ie the presence of a magnet means the switch is closed at the time of the upload). If I open the switch by…

ESP8266 (NodeMCU and Wemos D1 mini) won't boot or upload with particular devices

Juraj April 17, 2018, 5:47pm 3

to which pins are buzzer and relay connected?

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