Essentially I want to connect a pushbutton to the D8 pin of a WEMOS D1R2, if possible without a resistor. I could use a different pin for the button, but then I need to use it to enable/disable a A2899 and I am not sure if that would interfere with the startup of the board (see below). If I connect…

Use of WEMOS D8 pin (GPIO15)

paai April 21, 2018, 5:22pm 3

Works. Thanks. Suspected something like that, but did not want to blow up that pin.

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