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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 ...
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Arduino 8x8 LED Matrix - EDN
Connect Arduino pin9 to CS of 8×8 LED Matrix; Connect Arduino pin10 to CLK of 8×8 LED Matrix; Connect an external 5VDC (1A) ... and download the sketch into Arduino board. If everything seems right, ...
Taste The Code on MSN3d
How to Build an Arduino Heart Rate Monitor with PulseSensor and OLED Display
Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...