The 121GW is built around an STM32L152 microcontroller and an HY3131 multimeter front-end chip. Turning its machine code back ...

Smart blood pressure monitors that sync to an app usually cost more than plain ones, and many push your readings into ...

There's a lot you can do with this overlooked component ...

Maker, meme-r, and unabashed geek, Joe has been writing about technology since starting his career in 2018 at KnowTechie. He's covered everything from Apple to apps and crowdfunding and loves getting ...

Build dynamic websites using Claude Code 2.0 by leveraging new nested sessions and side chats. Connect Higsfield to easily ...

The Arduino Light Controller is a passive output board designed to provide simple, reliable on/off control of up to 16 lighting channels using an Arduino microcontroller. The board routes Arduino I/O ...

If you wanted to make a game that ran on a commodity microcontroller, you could be forgiven for not knowing where to start.

Let's learn about How To via these 159 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the ...

Some of the first remote controls available to consumers used sound, visible light, or even just wires to communicate with their parent device. It was many years between these first rudimentary ...