This tiny, inexpensive microcontroller makes it easy to build reliable, room-by-room Home Assistant sensors without paying the smart home tax.

The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...

TechRadar Pro created this content as part of a paid partnership with RS. The content of this article is entirely independent and solely reflects the editorial opinion of TechRadar Pro. Arduino turns ...

Raspberry Pi launched a follow-up to its Camera Module 3 with the Camera Module 3 Sensor Assembly. Now, Raspberry Pi users can put the camera sensors into their own custom form factors. The move ...

The Raspberry Pi has brought digital camera experimentation within the reach of everybody, with its combination of an accessible computing platform and some almost-decent camera sensors. If there’s a ...

BMV080 is a low-power, low-cost PM1, PM2.5, and PM10 sensor module with I2C and SPI interfaces that sells for just $29.90.

[Nagy Krisztián] had an Intel 286 CPU, only… There was no motherboard to install it in. Perhaps not wanting the processor to be lonely, [Nagy] built a simulated system to bring the chip back to life.

The Ikea Timmerflotte temperature and humidity sensor is a complete steal for what it offers. It’s affordable, Matter-compatible and delivers reliable readings, all wrapped in a clean, unobtrusive ...

Tired of paying for pricey VPNs? With a Raspberry Pi and a bit of know-how, you can host your own VPN for free. I’ll show you exactly how to do it. I’ve been writing about technology since 2012, ...

Do you want to improve the weather forecasts at a specific place? Do you have access to local sensors or are intersted in building them? Are you interested in understanding the full process and not ...