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.

The device in many automobiles that warns drivers when their tire pressure is low transmits the data in unencrypted cleartext and carries a unique identifier for ...

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 ...

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

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

What if your Raspberry Pi Zero could go from a lightweight hobbyist board to a fully connected powerhouse? Interfacing Linux walks through how a simple yet fantastic add-on, the Wave Share Ethernet ...

Setting up access to a headless Raspberry Pi is one of those tasks that should take a few minutes, but for some reason always seems to take much longer. The most common method is to configure Wi-Fi ...

Playing on your PC or Steam Deck might sound like the most natural and efficient way to enjoy the best Steam games. But if you happen to have a Raspberry Pi lying around, you might wonder whether it ...

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 ...

Cutting corners: Raspberry Pi has introduced a new variant of its popular Raspberry Pi 5 single-board computer with 1GB of memory. The board comes at a premium price of $45, and you can blame the ...

Melexis claims the first automotive-grade surface-mount (SMD) far-infrared (FIR) temperature sensor designed for temperature monitoring of critical components in electric vehicle (EV) powertrain ...

Develop a Raspberry Pi gateway simulator using Node-RED that emulates realistic connectivity and functionality for three sensors: NPK (soil nutrients), temperature, and water level. The gateway should ...