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 Call for Nominations is closed. The Internet Society is now accepting nominations for the Board of Directors of the Public Interest Registry (PIR) (the “PIR Board”). PIR’s business is to manage ...

Python module for the SparkFun Qwiic PIR - 1 uA (EKMB1107112) and SparkFun Qwiic PIR - 170 uA (EKMC4607112K). This python package is a port of the existing SparkFun Qwiic PIR Arduino Library This ...

According to @VitalikButerin, a Plinko PIR tutorial is available via his X post on November 25, 2025, linking directly to the resource. Source: @VitalikButerin on X, November 25, 2025. Private ...

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 ...

As radar technology continues to advance, it offers an increasingly broad range of capabilities, making it a viable alternative to traditional passive infrared (PIR) sensors. With radar’s enhanced ...

ACEBOTT QE007 ESP32-based Smart Home Starter Kit is a STEAM (Science, Technology, Engineering, Arts, and Maths) education platform that involves story reading, assembling a wooden house with various ...