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 ...

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 ...

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 ...

SPI is a crucial communication protocol that is widely used to communicate among microcontrollers, SD cards, and various other sensors. SPI stands for Serial Peripheral Interface, it's a synchronous ...

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 ...

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 ...