Around these parts, projects needlessly using a microcontroller where a simpler design would do are often derided with the catch-all “Should have used a 555,” even if the venerable timer chip ...

Frequent design idea (DI) contributor Nick Cornford recently published a synergistic pair of DIs “A pitch-linear VCO, part 1: Getting it going” and “A pitch-linear VCO, part 2: taking it further.” ...

The Mostronome is a 1975 electronic metronome that reimagined musical timing with its whistle-like tone. This vintage circuit showcases clever engineering.

see the entire Timer with APB interface and PWM output function datasheet get in contact with Timer with APB interface and PWM output function Supplier All Rights ...

Maybe it’s always 5:55 when you happen to glance at the clock, or your oat milk and matcha combo comes to $5.55, or your dream apartment’s address just so happens to be located at 555 XZY Street.

Tattoos. Body paint. Henna. All these are popular kinds of body art with varying histories and cultural connotations, many going back centuries or even longer. They all have something in common ...

April 9, 2025 • Amy Sherald, who painted former First Lady Michelle Obama's portrait in 2018, has a major survey of her work opening this week at the Whitney Museum of American Art in New York.

Whatever your needs, there is an app out there that works. Here are the best timer apps for Android. Of course, if all you need is something quick and basic, you can ask Google Assistant ...

A watchdog is used in systems to prevent system lockup due to software or hardware failures. For normal operation, the timeout counter has to be reset by the CPU in a regular interval. Depending on ...

Looking for the best graphic design software? We tested out a range of apps for beginners, professionals, and enthusiastic creatives and these are our top picks whatever you're working on.

The ESP-FLY is a palm-sized drone powered by the XIAO ESP32S3 microcontroller, combining compact design with impressive performance. Measuring just 50 mm, its 3D-printed frame weighs only 4 grams, ...