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  • Keypads interfacing with Arduino

    Keypads interfacing with Arduino

    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...
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  • Analog IR Distance Sensor

    Analog IR Distance Sensor

    In this tutorial, we will learn how to use the Analog IR Distance Sensor with a simple example. We are using the GP2Y0A21YK0F optical sensor which is extremely useful in detecting very...
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  • PIR Person Detector

    PIR Person Detector

    The right potentiometer controls sensitivity and the left potentiometer controls the timeout.

    Here, we set both the sensitivity and timeout at their lowest (anti-clockwise). It is advised to keep the timeout as low as possible and just change the sensitivity depending on the range required.

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