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 ...

Code to control an LED connected to pin 8 of the Arduino Uno based on input from a PIR motion sensor connected to pin 9. The LED turns on when motion is detected (HIGH signal) and turns off when no ...

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 ...

Nicla is Arduino Pro’s new line of modular, intelligent solutions that are simple to use, adaptable, and accessible – whether you are an experienced user working on industrial applications or a ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. With summer in full swing in North America, finding a way to keep ...

Walking safely and confidently can be a challenging task for visually impaired individuals, but with the help of technology, we can make it easier for them. This DIY Blind Stick is an innovative yet ...