The library gives control over up to 16 parallel working PIR devices over I2C. The idea for this library came up in a discussion about how to fully cover an area with PIR sensors without blind spots ...

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 ...

This section defines the network credentials and server details required for sending the email. The ESP32-CAM connects to WiFi using the SSID and password. The host address, HTTPS port (443), and API ...

The United States Patent and Trademark Office (“USPTO”) announced on February 10, 2026 that it has added a new category to its Trademark Design Search Code Manual for sound and motion marks. The ...

Passive infrared (PIR) sensors are experiencing sustained growth in 2026. This is driven largely by the expansion of smart home technology, building automation, and energy-conscious design. Once ...

For years, creating professional motion graphics has been a fortress guarded by developers and specialized designers. Want an animated explainer video, a dynamic data visualization worthy of a major ...

Let’s face it: As we age, our vision and balance aren’t what they used to be. These changes to our senses can be minor annoyances but can also lead to injury, from stubbed toes to serious falls.

Key point: The court held that NetChoice’s complaint adequately states constitutional claims against Maryland’s age-appropriate design code act and allowed NetChoice’s lawsuit to continue but did not ...

This post is brought to you in paid partnership with AUVON. They plug directly into your outlets, add a warm backlit glow, and automatically adjust to your environment so you’re not wasting energy or ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...