The easy method to determine free fall detection with the help of a simple 3-axis accelerometer.

Designed for crew rowing, this speedcoach is designed to track split times and total meters traveled.

A 16-step sequencer for bass and drum sounds. Use the general Midi sounds stored in the VS1053.

A quick build for an Arduino Uno that uses a countdown timer to open a servo motor gate in order to use it as a lock.

A theremin made out of two ultrasonic sensors.

I sleep a lot. For this, I wanted to make a timer. I want to sleep just four hours. Life is very short!

A simple to build clock with many features.

Learn how to create a circuit to increase the electrical current of the Arduino pins to activate loads that need more electrical current.

In this article, you will learn how to implement a feature to monitor the real-time clock battery and prevent problems in the circuit.

8x8 RGB LED matrix x 8 = 16x32 RGB LED matrix.

Use an Android device to control the color of a NeoPixel via a Bluetooth connection.

An analog-style BMP180 barometer.

This project will show you how to transmit variables to control a servo motor.

Build your own word clock with an animated display. Includes a stylish 3D-printed case and five animation patterns.

When my ultrasound sensor stopped working, I decided to improvise by making an obstacle avoidance bot using IR sensors (cheaper too).

A beginner project utilising an Arduino and a BME280 sensor capable of giving you 4 environmental readings.

How to realize a servo and water sensor function using simple raw materials.

How to connect A6 GSM GPRS module with Arduino and also work with “AT” commands.

Read, monitor and get notified about environmental data using Arduino MKR(s), the Environmental Shield, and MKR Relay Proto Shield.

A joystick with ramps and speed limit for controlling two stepper motors for tests.

Remotely control door via web with pattern password protected. Your door is securely controlled from anywhere through Internet.

A robot which is controlled by an HC-05 module and receives commands using a Bluetooth terminal app.

We will teach you that it is possible to write only one Serial.print line to display several messages.

Ariadne's Thread is a project born to fulfill the wish to automate an old game.