Discharge a fully charged Lithium-Ion cell through a resistor while measuring the current flowing through the resistor to calculate capacity

Relay VS Transistor.

DDS (Direct Digital Synthesis) Analog Devices AD9959 4-Synchronized Channels DDS Arduino Shield for Arduino MEGA 2560

Interface an Arduino Mega with an IDE drive or CF Card! It is easier than you might have thought!

Program an AVR-IoT WG board externally instead of the onboard debugger. I had to workaround as I bricked my nEDBG debugger on my AVR-IoT WG.

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

Learn how to submit your Arduino-based project. It may even get featured on the Arduino social channels!

In this tutorial, I will show you how to install the dark theme for your Arduino IDE for the reason of overexposure to the screen light.

If you can't find a voltmeter at home or anywhere else, then this hack is for you!

Simple Arduino Uno - ESP8266 software serial integration.

An Arduino powered floppy disk controller and reader/writer for making and writing disk images from and to old AmigaDOS floppy disks.

Things you should know using ESP8266 WiFi module for its safety and easiness as it's very delicate module to use.

The cheapest micro soldering station in the world, using a cheap USB soldering iron.

An ultimate tutorial for beginners on how to connect and use an ESP8266 via Arduino and program it to blink an LED using the Blynk app.

Calibrating Atlas Scientific's EZO pH sensor using Arduino Uno.

This project illustrates switching using a transistor.

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

Serial Communication between ESP2866-12 (NODE-MCU) and Arduino to increase the number of analog pins as my primary work.

Control 256 relays! Seeing is believing!

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

An arduiNOOB friendly tutorial for beginners on daisy-chaining.

A simple project, involving transferring value of a sensor, which is connected from one Arduino to another, and getting a required result.

An Arduino powered floppy disk controller and reader for making disk images from old AmigaDOS floppy disks.

Learn how to use the Arduino Desktop IDE at its best and install it on your PC!