Resistor(s) (to keep from frying the LED, 220 Ohm should work for basic LEDs) Jumper wires Breadboard Arduino USB cord (to upload code) *alternatively, you can use a strand of pre-made LED string ...
Let me introduce another simple microcontroller-based do-it-yourself circuit that detects motion and excites a light source in a flash. The “snooper” here is an ordinary passive infrared (PIR) motion ...
See http://henrysbench.capnfatz.com/henrys-bench/arduino-sensors-and-input/arduino-hc-sr501-motion-sensor-tutorial/. It is recommended to set the time delay to the ...
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