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Explore best useful Arduino Projects and tutorials with working principle, pinout, detailed wiring diagram & step-by-step code explanation.

How 74HC595 Shift Register Works & Interface it with Arduino

Have you ever found yourself wanting to control lots of LED’s? Or just needed more I/O pins to control buttons, sensors, servos all at...

Interfacing 16×2 Character LCD Module with Arduino

Want your Arduino projects to display status messages, sensor readings, or you just want to create your own endless runner game? These LCD displays might be...

How nRF24L01+ Wireless Module Works & Interface with Arduino

Having two or more Arduino boards be able to communicate with each other wirelessly over a distance opens lots of possibilities like remotely monitoring...

How MQ2 Gas/Smoke Sensor Works? & Interface it with Arduino

Give your next Arduino project a nose for gasses with the MQ2 Gas Sensor Module. This is a robust Gas sensor suitable for sensing...

What is RFID? How It Works? Interface RC522 RFID Module with...

Long gone are the days when people used to stand and wait in long checkout lines at the grocery store. Thanks to the Radio...

How Seven Segment Display Works & Interface it with Arduino

How many times did you see a movie where someone needs to deactivate a bomb? The hero watches the display as time ticks by,...

How HC-SR501 PIR Sensor Works & Interface It With Arduino

Every mad scientist's lab, or teenager's secret room, needs advanced protection against intrusion by rogue agents or siblings. If you are one of them,...

How HC-SR04 Ultrasonic Sensor Works & Interface It With Arduino

Give your next Arduino project bat-powers with a HC-SR04 Ultrasonic Distance Sensor that can report the range of objects up to 13 feet away. Which...

Interfacing Micro SD Card Module with Arduino

Every once in a while you come across an idea, where you need for a way to store large amount of log data and other...

How 2-Axis Joystick Works & Interface with Arduino + Processing

When you hear the word Thumb Joystick, the first thing that comes to mind is the game controllers. They are mainly used for playing...