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
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
Probably the most useful Arduino project I've ever made! A automatic tester for a product I sell.
Project tutorial by Brian Lough
The Companion IC is a very cool looking Clock + Ohmmeter + Capacitance Meter + Diode Tester!
Project tutorial by Srijal Poojari
Need to control hundreds of relays with your Arduino, ESP8266, Pi, PC or Mac and activate them simultaneously within < 1 ms time window?
Arduino Nano and Visuino: Convert Acceleration to Angle From Accelerometer and Gyroscope MPU6050 I2C Sensor - quick and easy.
Project tutorial by Boian Mitov
Simple to build and useful instrument for your lab.
Project tutorial by Mirko Pavleski
Connect Matrix Keyboard using only 2 Arduino pins by using PCF8574/PCF8574A I2C GPIO - Quick and Easy!
A useful tool for accurately measuring long distances.
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 Cook
A study for a linear measuring device with Arduino and photoelectric rotary encoder.
Project tutorial by fmarzocca
An arduiNOOB friendly tutorial for beginners on daisy-chaining.
Project tutorial by HeathenHacks
This is a simple square-wave generator that basically uses the TimerOne library allow you to generate a PWM signal at pin 9.
Control a relay connected to Arduino with an infrared remote - quick and easy.
Oscilloscope for Android device and Arduino.
Project tutorial by moty
Inexpensive, precision, autorange capacitance meter with a large range.
Another simple to build useful instrument in you lab.
Discharge a fully charged Lithium-Ion cell through a resistor while measuring the current flowing through the resistor to calculate capacity
Measuring Ambient Light with I2C BH1750 Digital Light Sensor and Arduino - Quick and Easy
The device is sufficiently accurate and uses minimum number of external components.
This device serves for accurate measurement of small resistances in the range of 0.1 ohm up to 50 ohms.
"how to hook NRF24 Modules with an Arduino Correctly without killing the module"
Project tutorial by Arnov Sharma
You'll learn how to create an automation system to communicate 3 Arduinos via RS485.
Project tutorial by Moreira
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