Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — ...

Running out of GPIO pins? Learn how to connect multiple buttons to just one Arduino pin using clever wiring and resistor techniques. Perfect for compact projects, keyboards, or when using small ...

This post is about the design of a simple electronic impulse relay module that nearly mimics the functions of a conventional electromechanical impulse relay. A classic application of this module is ...

The relay functions as an intermediary switch, controlling connected devices based on commands from the Arduino. This configuration enables the system to turn on lights when a person enters a room and ...

To fix PIN Error 0xc00000bb, Something went wrong and your PIN isn’t available in Windows 11/10, ensure the device can reach the necessary network resources.

Build a miniature DIY FPV drone that operates fully on Arduino hardware for a fun learning experience and thrilling living room racing.

Waveshare ESP32-S3-Relay-6CH is a 6-channel WiFi and Bluetooth relay module based on Espressif Systems ESP32-S3 wireless microcontroller that also supports RS485 control and comes with headers taking ...

Arduino projects can help ease the learning curve of getting into programming, and even add some smart functionality to your everyday tasks around the house.

[Trent M. Wyatt]’s CPUVolt library provides a fast way to measure voltage using no external components, and no I/O pin. It only applies to certain microcontrollers, but he provides example Ar… ...