In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...
Back in 2024, Renesas first released the RA0E1, an ultra-low-power Cortex-M23 MCU designed for cost-sensitive applications, followed by the RA0E2, with ...
In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...
Researchers developed a super tiny thermometer that sits directly on a chip could monitor temperature changes and potentially improve processor performance.
Your first 3D prints should be simple, practical, and satisfying to finish. This list highlights projects that print easily and still feel genuinely useful.
Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...
Preparing for a crisis takes the same level of precision as an actor getting ready for the Oscars. While most people assume a few cases of bottled water are enough when disaster strikes, anyone who ...