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How to Use Multiple Buttons on a Single Arduino Pin – Smart Pin-Saving Trick

Running out of GPIO pins? Learn how to connect multiple buttons to just one Arduino pin using clever wiring and resistor techniques. Perfect for compact projects, keyboards, or when using small boards ...
EDN

Servo Control Using Joystick

The project is a simple joystick control of a servo over a USB connection to an Arduino board. The 5V power of Arduino and Ground is connected directly to JR Sport ST47 standard servo while the ...