Many low-cost wireless temperature and humidity sensors use a 433 MHz transmitter to send data back to their base stations. This is a great choice for the manufacturer of said devices because it’s ...

Online weather services are great for providing generic area forecasts, but they don’t provide hyperlocal data specific to your location. [Harald Kreuzer] needed both and built a Raspberry Pi Weather ...

Raspberry Pi Home Automation with Wireless Sensors using Smart Phone In this paper, the authors present a low cost and flexible home control and monitoring system using an embedded microprocessor and ...

We may receive a commission on purchases made from links. Raspberry Pi, a mini single-board computer (SBC), is a blessing for DIY enthusiasts. It gives users the flexibility to create general purpose ...

PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...

The Pico 2 gets wireless networking for two bucks more. The Pico 2 gets wireless networking for two bucks more. The Pico 2 W’s Wi-Fi chip adds a 2.4GHz signal using the Wi-Fi 4 (aka 802.11n) standard ...

"Achieving reliable wireless connectivity in crowded airwaves is a foremost concern for developers of industrial IoT and smart home systems, which lead us to select Cypress' 802.11ac combo SoC for the ...

Meet the Raspberry Pi Pico 2 W, a tiny board designed around a microcontroller that lets you build hardware projects at scale. Raspberry Pi is once again using the RP2350, its own well-documented ...