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

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

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

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

Did you run out of input pins? Don't worry, here is a solution without any shift registers.

This micocontrollers laboratory is designed to speed up projects, and make easy and clean connections.

A programmable, portable, rechargeable power supply based on Arduino featuring an OLED display for viewing V.I.P. of projects/prototypes.

Probably the most useful Arduino project I've ever made! A automatic tester for a product I sell.

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

The Companion IC is a very cool looking Clock + Ohmmeter + Capacitance Meter + Diode Tester!

Your personal universal electronics kit. More I/O pins. More devices. More distances. Remote wireless control. No bunch wires.

Writing only Arduino code, it is easy to set up control over experiments and display results on your PC's panel application.

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

Make a Linux distribution that is focused on the development of Arduino and IoT. It's a Distro for Arduino.

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

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

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

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

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

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

How to make projects more robust and reliable using drivers ULN2803, UDN2981 and PNP transistors.

A bit more accurate than __TIME__.

Connect Matrix Keyboard using only 2 Arduino pins by using PCF8574/PCF8574A I2C GPIO - Quick and Easy!

Easily connect Arduino boards at a great distance over RS485 with Visuino.