Refer to the circuit diagram below for the complete wiring layout. The Raspberry Pi Pico WhatsApp messaging system reads the ...

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 ...

Soldered Electronics has made ESP32-based e-paper displays for years, starting with the launch of the Inkplate 6 in 2019. The ...

For the past seven years, I have tracked consumer tech through constant shifts in hardware, platforms, and the way people actually use devices. Covering everything from budget gear to flagship ...

Instead, robotic missions including Perseverance have long depended on onboard sensors and cameras, imagery from orb ...

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 ...

I open Google Maps almost every day to get from point A to point B, find a restaurant, or check traffic before even leaving the house. But that approach barely scratches the surfa ...

Yeckel] recently put the finishing touches on an ambitious implementation of a simple D-STAR (Digital Smart Technologies for Amateur Radio) transceiver using some very accessible and affordable ...

Hook up the Adafruit BME280 to your Arduino Giga R1. You can use a prototyping shield to simplify connections. Connect the antenna to the Arduino Giga R1 WiFi if you haven't already Connect the ...

Simple trip computer for the Arduino Uno with a 16x2 Screen to display useful information in all VAG vehicles with the MARELLI 4LV ECU (VAG Number: 036906034AM). This includes most Golf mk4/Jetta/Bora ...

Whether you're a traveling exec, a gamer, or a graphic designer, a portable second monitor can add an extra dimension to your work or play. We've tested most of the major models. Check out our top ...

The top smart displays we've tested can serve as an advanced alarm clock, a helpful kitchen companion, or a convenient desk-side dashboard. Our team tests, rates, and reviews more than 1,500 products ...