Improved version of the soldering iron controller for Hakko 907 iron.
To simplify building the controller, LCD screen is implemented.
Project tutorial by Alexander
Use the IO Expander and Relay Expander with the Arduino to control up to 65,280 relays!
Project tutorial by Christian
Control 256 relays! Seeing is believing!
Writing only Arduino code, it is easy to set up control over experiments and display results on the VirtualPanel Windows application.
The software library to calculate moon age, sunrise and sunset time.
Probably the most useful Arduino project I've ever made! A automatic tester for a product I sell.
Project tutorial by Brian Lough
On this simple tutorial, we will explore how to discover colors using an Arduino and the TCS 3200 sensor, displaying it on an LCD.
Project tutorial by MJRoBot
The Companion IC is a very cool looking Clock + Ohmmeter + Capacitance Meter + Diode Tester!
Project tutorial by Srijal Poojari
Make a Linux distribution that is focused on the development of Arduino and IoT. It's a Distro for Arduino.
Project showcase by CESARMASSARI
Need to control hundreds of relays with your Arduino, ESP8266, Pi, PC or Mac and activate them simultaneously within < 1 ms time window?
Measure rotation speed (RPM) with Optocoupler and Encoder disk and Arduino - Quick and Easy!
by Boian Mitov
Arduino Nano and Visuino: Convert Acceleration to Angle From Accelerometer and Gyroscope MPU6050 I2C Sensor - quick and easy.
Project tutorial by Boian Mitov
How to make projects more robust and reliable using drivers ULN2803, UDN2981 and PNP transistors.
Connect Matrix Keyboard using only 2 Arduino pins by using PCF8574/PCF8574A I2C GPIO - Quick and Easy!
Simple to build and useful instrument for your lab.
Project tutorial by Mirko Pavleski
Easily connect Arduino boards at a great distance over RS485 with Visuino.
A quick and compact Arduino Nano setup with four DIP switches to allow for mode selection. Power is provided by CR2032 battery package.
Project tutorial by Jeremy S. Cook
A study for a linear measuring device with Arduino and photoelectric rotary encoder.
Project tutorial by fmarzocca
A useful tool for accurately measuring long distances.
In this project, I am going to make a LAN cable tester with just a few basic electronics components. It cost me just a bit over $3.
This is my 4th tutorial on how to drive a RELAY (not a relay module) with an Arduino.
An arduiNOOB friendly tutorial for beginners on daisy-chaining.
Project tutorial by HeathenHacks
Using the built-in Arduino EEPROM to save and restore values - Quick and Easy.
Control a relay connected to Arduino with an infrared remote - quick and easy.
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