Button circuit buttons arduino microcontroller work switch floating input using problem hooked similarly sort above non version figure but will Arduino uno board pin details Arduino androiderode pinout pinouts
L1: using buttons Inspiron 15-3531 power input wiring diagram How to wire and program a button
Jack wiring inspiron input connect barrel wires simpler .
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How to Wire and Program a Button | Arduino Documentation | Arduino
Arduino Uno Board Pin Details
Inspiron 15-3531 Power Input Wiring Diagram