The newly launched Aqara U400 is the first — and so far only — smart lock with Ultra Wideband Home Key support, and after using it for the past month, I don't think I can go back.

The PCB must be mounted floated, otherwise key presses don't work reliable. Connect pins 3 and 4 on connector P1 for 16-pin button mode. Smaller keypads with less pins may work, but are not tested.

"This project is not about powerful hardware or complex graphics." ...

“365 buttons” has blown up on social media, with a new year’s resolution unwittingly becoming a viral meme, which in turn has birthed 2026’s first essential catchphrase. Euronews Culture are here to ...

The original idea appeared to be using one button (as in the fastener used on clothing) to meditate on the passage of time each day of the year, a trend that popped up on TikTok in late 2025. TikTok ...

The busy collection of buttons on this otherwise fine smart dimmer can control lighting scenes and colors without depending on the app on your smartphone, but those advanced features only work with ...

The ARDUINO IDE associated with the ARDUINO board uses specific numbering, assigning numbers from 0 to 19 to digital pins 0 to 13 and numbers A0 to A5 to analog pins. GCBasic directly manipulates the ...

Since the 1980s, many vehicles produced in the Ford family have come with a five-button keypad that can be used for unlocking them in place of the physical key. Other automakers have implemented the ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. If you own an iPhone 16 or an iPhone 17, you’ll find different ...

Running out of GPIO pins? Learn how to connect multiple buttons to just one Arduino pin using clever wiring and resistor techniques. Perfect for compact projects, keyboards, or when using small boards ...