https://builtbynikhil.com/tags/led/ Recent content in Led on Built by Nikhil Hugo -- gohugo.io en © 2026 Nikhil Joshi Sat, 11 Apr 2026 23:59:00 +0530 https://builtbynikhil.com/arduino/day-1-intro-to-arduino/ Sat, 11 Apr 2026 23:59:00 +0530 https://builtbynikhil.com/arduino/day-1-intro-to-arduino/ Day 1 of Learn Coding with Arduino — meet your Uno, install the IDE, and make the little built-in LED blink. https://builtbynikhil.com/arduino/day-2-external-led-breadboard/ Sat, 11 Apr 2026 23:58:00 +0530 https://builtbynikhil.com/arduino/day-2-external-led-breadboard/ Day 2 of Learn Coding with Arduino — wire up your own LED on a breadboard, learn why resistors matter, and blink it from the Uno. https://builtbynikhil.com/arduino/day-5-led-sequences/ Sat, 11 Apr 2026 23:55:00 +0530 https://builtbynikhil.com/arduino/day-5-led-sequences/ Day 5 of Learn Coding with Arduino — wire up 3 LEDs and control them as a group. Chaser patterns, random blinks, and the trick of looping over pin numbers. https://builtbynikhil.com/arduino/day-6-traffic-light/ Sat, 11 Apr 2026 23:54:00 +0530 https://builtbynikhil.com/arduino/day-6-traffic-light/ Day 6 of Learn Coding with Arduino — build a full red-yellow-green traffic light with realistic timing, then add a pedestrian button that overrides the cycle. https://builtbynikhil.com/arduino/day-10-smart-night-light/ Sat, 11 Apr 2026 23:50:00 +0530 https://builtbynikhil.com/arduino/day-10-smart-night-light/ Day 10 of Learn Coding with Arduino — build a smart night light that turns on automatically when it gets dark, with a manual override button.