With just an Arduino board, a DHT11 sensor, and an I2C LCD, you can create a simple yet effective weather station at home. This beginner-friendly project displays real-time temperature and humidity ...

The circuit diagram of this system represents the interconnection between the ESP32-CAM, OLED display, and rotary encoder.

AM232X is a sensor similar to the DHT12 with an I2C interface. Although in theory this could enable multiple sensors on one bus the AM232X has a fixed address 0x5C so one need to implement a ...

License: SparkFun code, firmware, and software is released under the MIT License(http://opensource.org/licenses/MIT). Feel like supporting our work? Buy a board from ...

If you’ve spent the last few years perfecting your 3D prints, you’ve likely wondered how to add a little 'spark' to your creations. The answer lies in the rapidly evolving partnership between 3D ...

A couple weeks back we brought you news of KernelUNO, a command line shell and very simple operating system for the Arduino Uno. It’s a neat idea, so it’s hardly surprising to see someone port it to ...

The Cheap Yellow Display is a great little module to start a project with, but it wouldn’t necessarily be our first choice ...

This portable computer is the Raspberry Pi alternative I didn't know I needed ...

What's CODE SWITCH? It's the fearless conversations about race that you've been waiting for. Hosted by journalists of color, our podcast tackles the subject of race with empathy and humor. We explore ...

May 2, 2026 • Motherhood in the U.S. is revered. Actual mothers? Not so much. So where's a bedraggled mom to turn when she feels overworked, overwhelmed, and underappreciated? Turns out, momfluencers ...

What is a CPT® code? The Current Procedural Terminology (CPT®) code set is a listing of terms and five-digit codes that primarily describe medical services and procedures performed by physicians and ...

A QR (Quick Response) code is a type of barcode that can be scanned with a smartphone camera. They can be used to quickly share information like URLs, contact information, or even product information.