Improved version of the soldering iron controller for Hakko 907 iron. To simplify building the controller, LCD screen is implemented.

Use the IO Expander and Relay Expander with the Arduino to control up to 65,280 relays!

Step by step approach is followed so that any hobbyist or design engineer can have a better understanding of the basic concepts.

Measure rotation speed (RPM) with Optocoupler and Encoder disk and Arduino - Quick and Easy!

On this simple tutorial, we will explore how to discover colors using an Arduino and the TCS 3200 sensor, displaying it on an LCD.

The soldering iron controller based on arduino that implements PID method to keep the temperature of the iron.

Need fast cheap laser rangefinder for your Arduino project? You can use a laser tape measure for this!

This code performs FFT with good accuracy.

Make your own mini oscilloscope at home. It’s simple and easy to do!

FreeRTOS, simple, easy, robust, and optimised for Arduino IDE. Using FreeRTOS Semaphores to share and protect physical resources.

In this project, you can measure typically up to 48V. It is recommended to use Arduino digital voltmeter as “0-48V DVM”.

Inexpensive to build but a very useful tool for every electronics laboratory.

The software library to calculate moon age, sunrise and sunset time.

Control 256 relays! Seeing is believing!

This is my 4th tutorial on how to drive a RELAY (not a relay module) with an Arduino.

We implement CAN Bus communication with MCP2515 module to communicate between two Arduino for sending temperature data from DHT

A simple to build, but very sensitive electromagnetic field detector.

A small device that will help you sorting resistors without wasting time with their color code.

If any of the projects you create are designed for portability or remote monitoring use, it usually requires the use of solar panels.

An arduiNOOB friendly tutorial for beginners on daisy-chaining.

Arduino Nano and Visuino: Convert Acceleration to Angle From Accelerometer and Gyroscope MPU6050 I2C Sensor - quick and easy.

Use FreeRTOS (simple, easy, robust, & optimised for the Arduino IDE) to reduce the power required for battery or low power applications.

Build a treasure chest or use an existing storage box, attach a push-button quadrature rotary encoder (endless spinning dial) and lets go!

A useful tool for accurately measuring long distances.