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Showing posts from May, 2022

Social Distance Alert System

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 With the  significant increase in the cases of Covid-19, social distancing has become very important.  The epidemic situation may keep on getting worst without social distancing. To tackle this situation, the Social Distancing Reminder System can be proved beneficial to keep the distance between each other. In this project, I've used a buzzer to give an alert to the user if there is no social distance between the people. The distance between two people is measured by using an ultrasonic sensor. Connections Components Required:  Arduino UNO Ultrasonic Sensor Buzzer LEDs Resistors

Garbage Collecting Robot

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 In this project, I have created a robot that will collect all the garbage around it while being controlled manually.  This robot can be controlled with a mobile application via Bluetooth Technology. Components Required:  Arduino UNO SG90 Micro Servo Motors 100 RPM Motors HC-05 Module 12v Battery L298N Motor Driver Here's the working video of the project I have demonstrated this project in the Etv YUVA program. Click Here

Bluetooth Controlled Car

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In this project, I have created a robot car that can be controlled with a mobile application through Bluetooth technology. First, The Bluetooth module (HC-05) which is connected to the Arduino UNO mounted on the car need to be paired and connected to the mobile application.  Components Required:  Arduino UNO HC 05 Module L298N Motor Driver 100 RPM Motors 12v Battery Hence, the Bluetooth-controlled car has been implemented with all the required components and modules. Here's the video that demonstrates the work of the project. 

Height Measuring System

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In this project, I've designed an automatic system that can measure and display the height of the person standing underneath. First, we need to install the device with the help of a double-sided adhesive at a certain height, which is previously defined in the code.  When someone stands under the device, the sensor measures the distance D. Next the code calculates the distance which actually represents the height of the person under the device and displays this value on the LCD. When there is no one under the device, the calculated value is zero because in this case. The device is mounted in a suitable box with the LCD on the front and the ultrasonic sensor on the bottom. Connections Components Required: Arduino UNO Ultrasonic Sensor 16x2 LCD Battery Hence, the height sensing system has been implemented with all the required modules and components. 

Hand Gesture Controlled Car

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 In this project, we introduce a hand-gesture-based control interface for navigating a car robot. A 3-axis accelerometer is adapted to record a user’s hand trajectory. The trajectory data is transmitted wirelessly via an RF module to a computer. The received trajectories are then classified into one of six control commands for navigating a car robot. The classifier adopts the dynamic time warping (DTW) algorithm to classify hand trajectories. Simulation results show that the classifier could achieve a 92.2% correct rate. Components Required:  Arduino UNO x 2 RF Module L298N Motor Driver MPU 6050 The MPU 6050 will measure the angles as it comes with Accelerometer and Gyrometer then it will send those values to the Arduino UNO which is placed at the receiver side and then the RF transmitter will transmit those values to the receiver. The values which are received by the receiver will be decoded at the receiver side by another Arduino UNO which is placed at the receiver side, then those v

Industrial Automation with Mobile Application

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  IoT or Internet of things is a technology that deals with bringing control of physical devices over the internet.  Here, I propose an efficient industrial automation system that allows users to efficiently control industry appliances/machines over the internet. For a demonstration of this system, we use 2 loads as industrial appliances or machines and 2 motors to demonstrate an industrial motor.  This system uses ESP8266 as a microcontroller for processing all user commands which also has an inbuilt wi-fi module to connect to the internet and receive user commands from a mobile application which is mainly designed for controlling this system.  Components Required: NodeMCU 4 Channel Relay Module 100 RPM Motor BO Motor 12v LEDs x 2 On sending commands through the Internet, they are first received by the wi-fi module. The module decodes the received information and passes it to the microcontroller for further processing. The microcontroller then switches loads and operates the motors as