Circuits / Microcontrollers
Arduino UNO blinking an LED
A pin as an output at 5 V: digitalWrite(13, HIGH) lights D1, delay() sets the rhythm
Tap a part to see its voltages and currents. It is a model, not a measurement.
Parts
- Development board Arduino UNOSearch on Amazon
- Resistor 220 ΩSearch on Amazon
- Red LEDSearch on Amazon
- Jumper wires × 1Search on Amazon
- BreadboardSearch on Amazon
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