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Keypads are a great way to let users interact with your project. You can use them to navigate menus, enter passwords, and control games and robots. In this tutorial, we will show you how to setup a keypad on the Arduino....

The HCSR04 ultrasonic sensor can sense the distance between itself and the object in front of it. It uses the formula d=(v*t)/2 to calculate the distance. We can display the output on an LED matrix, rather than viewing it on...

When combined together in a symmetric manner, multiple LEDs can be used to display messages or patterns which look very aesthetic. Commonly, LEDs are arranged in the pattern of a square matrix, as it is easy to program and convenient...

In this tutorial, we will learn how to make a mechanical claw for your robotic arm. We are using the MG99R metal servo, to control the claw, which is perfect for handling rigorous tasks. Weighing only 60 grams and having...

Components Required: Raspberry Pi 3 B+ SD Card Micro USB Cable with Adapter Monitor with HDMI cable Mouse and Keyboard Breadboard 2 Jumpers 330ohm resistor LED Software Required: Raspbian Operating System. Etcher SD Card Flashing Tool Step 1: Flashing Operating...

Components Required: Raspberry Pi 3 B+ SD Card Micro USB Cable with Adapter Monitor with HDMI cable Mouse and Keyboard Raspberry Pi Camera Step 1: Connect Camera to Raspberry PI Remove the protective covering from camera lens. Insert the cable...