Home Automation

Measure Distance Using a Waterproof Ultrasonic Sensor with ESP32 and LCD Display

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In this tutorial, we’ll guide you step-by-step on how to create a distance measurement system using an ESP32 NodeMCU, a waterproof ultrasonic sensor, and a 16×2 LCD with an I2C interface. This project is perfect for beginners and hobbyists exploring practical electronics with visual output. By the end, you’ll have a compact and functional system […]

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How to Use GMT Offsets in Your Arduino Projects for Accurate Time Synchronization

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When working with time-sensitive projects in Arduino or ESP32, accurate time synchronization is crucial. Whether you’re building a clock, weather station, or a global time-tracking system, adjusting for the local time zone is essential for ensuring your project displays the correct time. GMT (Greenwich Mean Time) offsets are a key factor in achieving this. In

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Access control EM lock Wiring

How to Connect an Electromagnetic Lock with a Standalone Access Controller and Exit Switch

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In this blog post, we demonstrate how to connect an electromagnetic lock with a standalone access controller and an exit switch. This step-by-step guide will help you understand the wiring connections and configuration required to set up a secure and efficient access control system. Key Components Needed: Step-by-Step Setup: Troubleshooting: Final Testing: By following these

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Android car player wiring for power supply

Setting Up the Power Connection for the Android Touch Screen Car Player using Car battery / DC SMPS

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In this blog post, we demonstrate how to connect the power supply from the car battery or a DC 12-volt adapter to power up the player. By connecting a DC power adapter to the player, you can also use the device as a home audio system. Additionally, we will explain how to use this Android

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Door Remains Open Too Long

DIY Home Automation: Notify Alarm if Door Remains Open Too Long or More Than X Minutes

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In this tutorial, we demonstrate how to set up a DIY automation system that triggers a light alarm if a door remains open too long or for more than a set number of minutes. If the door is closed within the configured time, the light alarm will not be triggered, and if the door is

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Tuya smart switch 2way switch wiring

How to Connect Two Switches to Control the Same Light with Tuya Smart Life Switch

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Welcome to our tutorial on how to connect two switches to control the same light using a Tuya Smart Life switch. Let’s dive right in! Safety First: Before we begin, ensure your safety by turning off the power at the breaker to avoid any electrical shock. Step-by-Step Guide: Conclusion: Congratulations! You’ve successfully connected two switches

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Microwave human Body Motion Detector Load-Light wiring connection Diagram

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This is latest technology human body deteted motion sensor is very helpful to save the energy (power) This sensor switch uses Microwave 5.8 Ghz cw ) technology to sense the presence of any person in a room and accordingly control the light. This is a better technology than the PIR sensor as it can falter

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