Reviewers have tested some of the products below and may have received some from the manufacturers for free. All opinions are the reviewers’ own. Photos courtesy of Naomi Farr. Design by MNT. Naomi ...

The Smart SMS Alert System using Seeed Studio Xiao ESP32 is one of the compact IoT projects that uses an HC-SR04 ultrasonic sensor to detect nearby movement. The system acts like a motion detector ...

Wahome Karonji is a tech enthusiast with a proven track record of excelling in microcontroller-based projects. With a wealth of experience in this field, he has developed a keen eye for finding ...

Arduino library for Flysky/Turnigy RC iBUS protocol - servo (receive) and sensors/telemetry (send) using hardware UART. The iBUS protocol is a half-duplex protocol developed by Flysky to control ...

A Microcontroller uses many different protocols to communicate with various sensors and modules. There are many different types of communication protocols for wireless and wired communication, and the ...

If you own a smartphone, you've likely experienced the feeling: you've got a few moments of downtime so you take out your phone to see what's new. Maybe you feel an urge to see what your friends are ...

Wire all of the picos in parallel connecting GPIO 10,11,12,13 and GND to all of the picos. Each pico needs powering separatly either from the USB BUS or 3V3 pin. Make the I2C bus as short as possible ...

Cognitive Neuroscience Division, Department of Neurology and Taub Institute, Columbia University College of Physicians and Surgeons, New York, NY, USA The concept of cognitive reserve provides an ...

It was an interface that launched a thousand hacks. Near trivial to program, enough I/O lines for useful work, and sufficiently fast for a multitude of applications: homebrew logic analyzers, chip ...