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Results tagged with electronics
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user 31104
Use this tag to ask about electronics-related issues with your Arduino. For example: driver transistors, Ohm's Law, current-limiting resistors.
5
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Voltage changes but digitalRead always HIGH
I developed a simple push button project
I used a wemos D1 mini
I connected D3 pin to a pull down 1K resistor.
I used a multimeter to measure D3 pin voltage.
When I push the button, D3 pin voltage …
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