An Arduino library for 7-segment display modules based on the TM1637 chip, such as Seeed Studio's Grove 4 digit display. The TM1637 chip also has keyboard input capability, but it's not implemented in ...

Last year we built a drone using ESP32 and our community loved it. Since then the project has evolved and the drone is now ...

A single-stage light-emitting diode (LED) driver has been developed integrating a single-ended primary-inductor converter with a half-bridge LLC resonant converter. The proposed topology reduces ...

Add to that a microSD slot, speaker driver, RGB LED, light sensor circuit, and spare GPIOs, and you’ve got a surprisingly complete ... and build up to full GUI-based applications using Arduino IDE and ...

This is a very simple but useful project, strobe navigation lights for rc airplanes, or you can adjust the flashing time and make it a warning light for a forklift or even a turn signal light for ...

What does one do with old circuit boards and projects? Throwing them out doesn’t feel right, but storage space is at a premium for most of us. [Gregory Charvat] suggests doing what he did: ...

As a child, inspired by an episode of "Sid the Science Kid," Kaylie Murangwa once tried to pry open her family's television, ...

AD3 is a sweet little box that can supply power (variable) to a circuit board or prototype. It has a built-in 125-MSPS ...

Transformative optogenetics technology allows for spatial and temporal control of cellular activity, enhancing research in ...