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 (Marcelo Rovai)
Measure rotation speed (RPM) with Optocoupler and Encoder disk and Arduino - Quick and Easy!
by Boian Mitov
This is my 4th tutorial on how to drive a RELAY (not a relay module) with an Arduino.
This is a simple square-wave generator that basically uses the TimerOne library allow you to generate a PWM signal at pin 9.
Project tutorial by Mirko Pavleski
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
Simple to build and useful instrument for your lab.
Another simple to build useful instrument in you lab.
A useful tool for accurately measuring long distances.
Standalone PC software to use your Arduino as an oscilloscope, supports up to eight channels, at rates up to 100 kHz.
Use the latest ATtiny processors in the Arduino Environment. These have the memory capacity of ATmega chips in smaller and cheaper packages.
by John Bradnam
The software library to calculate moon age, sunrise and sunset time.
Control 256 relays! Seeing is believing!
The device is capable of testing: PNP, NPN transistors, N or P channel MOSFET, diodes, double diodes, resistors, capacitors...
In this tutorial, I am going to talk about the PCF8574 8-bit GPIO port extender.
An arduiNOOB friendly tutorial for beginners on daisy-chaining.
Project tutorial by HeathenHacks
A cheap $10 UPDI programmer for Mircochip's new avrTiny processors.
Project tutorial by John Bradnam
Inexpensive, precision, autorange capacitance meter with a large range.
You'll learn how to create an automation system to communicate 3 Arduinos via RS485.
Project tutorial by Robotics Arduino
Arduino Nano and Visuino: Convert Acceleration to Angle From Accelerometer and Gyroscope MPU6050 I2C Sensor - quick and easy.
Project tutorial by Boian Mitov
Relay VS Transistor.
Project tutorial by mdraber
Discharge a fully charged Lithium-Ion cell through a resistor while measuring the current flowing through the resistor to calculate capacity
Build a treasure chest or use an existing storage box, attach a push-button quadrature rotary encoder (endless spinning dial) and lets go!
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