Reaction time tester
An LED lights at a random moment and you press the button. The Arduino measures your reaction time to the millisecond and catches anyone who presses too early.
Easy30 minutesmillis()random()reading a buttonserial monitor
Parts
- ☐ Arduino Uno
- ☐ 1 × LED and 220 Ω resistor
- ☐ 1 × push button
- ☐ Breadboard and jumper wires
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