There’s a part you’ll find in almost every mains powered switch mode power supply that might at first appear to have only one application. An optocoupler sits between the low voltage ...

Grove LED Bar is comprised of a 10 segment LED gauge bar and an MY9221 LED driver. It can be used as a indicator for remaining battery life, voltage, water level, music volume or other values that ...

[Tito] entered a Self-Charging LED Flasher into the Component Abuse Challenge. It’s a simple re-build of a design by the unstoppable [Burkhard Kainka], and while [Tito] doesn’t explain its workings in ...

James Franklin runs onto the field of the College Football Playoff semifinal vs. Notre Dame in 2025. CFP / Getty Images The burden of chasing a breakthrough became too much for Penn State to bear.

Building IoT projects with touchscreens used to be a headache, involving numerous components, messy wiring, and endless troubleshooting. But the ESP32-S3 Box-3 makes things way easier. It is an all-in ...