Being the versatile single-board computer that it is, the Raspberry Pi can help you build all sorts of projects with all sorts of accessories. Throw in a camera, and you have a smart doorbell, ...

Oddly Specific Objects founder Joey Castillo has designed a couple of interesting open hardware projects over the years. Those include the Sensor Watch and Sensor Watch Pro, which replace the PCB in a ...

Abstract: The "Sounding Canvas" is an interactive art installation that transforms a traditional canvas into a dynamic, sound-producing interface. Users interact by touching different areas of the ...

Renesas’ RL78/L23 is a low-power 16-bit MCU with built-in segment LCD, capacitive touch, dual-bank flash for FOTA, and a wide 1.6–5.5 V operating voltage range. It targets HMI appliances, metering, ...

A bright yellow PCB, a touchscreen, and an ESP32 inside: the Cheap Yellow Display (CYD) Board is turning a budget curiosity into a maker’s favorite. Every now and then a piece of hardware comes along ...

Capacitive touch sensors are entirely in the domain of DIY, requiring little more than a carefully-chosen conductive surface and a microcontroller. This led [John Phillips] to ask why not embed such ...

Renesas has recently introduced the RA4L1 ultra-low-power Arm Cortex-M33 MCU family along with two evaluation/development boards. This new lineup consists of 14 ultra-low-power devices based on an 80 ...

You can't sense wetness. Your fingers use temperature and other sensory clues to assemble a sense of whether something you touch is dry or wet, and it does an amazing job. Similarly, soil moisture ...

The installation of a weather station usually requires the fitting of a set of dedicated sensors on the roof, which, for various reasons, is not always possible. This project, featuring an ESP32, ...

The touch switchboard is fascinating, bringing a sleek and contemporary vibe to our homes and various devices. What sets it apart is its absence of mechanical components that typically wear out with ...