Improved version of the soldering iron controller for Hakko 907 iron.
To simplify building the controller, LCD screen is implemented.
Project tutorial by Alexander
The software library to calculate moon age, sunrise and sunset time.
An arduiNOOB friendly tutorial for beginners on daisy-chaining.
Project tutorial by HeathenHacks
Probably the most useful Arduino project I've ever made! A automatic tester for a product I sell.
Project tutorial by Brian Lough
Three different way of connecting a push button with an Arduino microcontroller.
The Companion IC is a very cool looking Clock + Ohmmeter + Capacitance Meter + Diode Tester!
Project tutorial by Srijal Poojari
Use the IO Expander and Relay Expander with the Arduino to control up to 65,280 relays!
Project tutorial by Christian
How to make projects more robust and reliable using drivers ULN2803, UDN2981 and PNP transistors.
Measure rotation speed (RPM) with Optocoupler and Encoder disk and Arduino - Quick and Easy!
by Boian Mitov
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
Control your Commodore C-64, reset C64, select Kernal, BASIC and Charset ROM, SD2IEC device#, info display.
Project tutorial by Oe7Twj
In this project, you can measure typically up to 48V. It is recommended to use Arduino digital voltmeter as “0-48V DVM”.
Project showcase by KumarB
Build a treasure chest or use an existing storage box, attach a push-button quadrature rotary encoder (endless spinning dial) and lets go!
Connect Matrix Keyboard using only 2 Arduino pins by using PCF8574/PCF8574A I2C GPIO - Quick and Easy!
Project tutorial by Boian Mitov
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.
A study for a linear measuring device with Arduino and photoelectric rotary encoder.
Project tutorial by fmarzocca
I built the right and left mouse buttons with wall switches.
Track display for a Commodore 1541 floppy drive (retro hardware).
Project showcase by Oe7Twj
In this tutorial, I am going to talk about the PCF8574 8-bit GPIO port extender.
Arduino Nano and Visuino: Convert Acceleration to Angle From Accelerometer and Gyroscope MPU6050 I2C Sensor - quick and easy.
Using the built-in Arduino EEPROM to save and restore values - Quick and Easy.
Today we are going to learn about touch switch based on TTP223.
Shows to visually impaired or ignoring the resistors colour code, lazy techs etc..., either the exact value or value in E12 or E24 series
Project in progress by rafu
Easily connect Arduino boards at a great distance over RS485 with Visuino.
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