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Arduino Projects

Joystick Controlled 2.4 GHz RC Car Using Arduino

Last Updated on May 14, 2026 by Swagatam 2 Comments

pin

In this post I will show how to construct a car robot which can be controlled using a joystick on 2.4 GHz wireless communication link. The proposed project is not only made as a RC car, but you can add your projects such as surveillance camera etc. on the car. Overview The project is divided […]

Filed Under: Arduino Projects Tagged With: Arduino, Controlled, Joystick, RC

SMS Based Water Supply Alert System

Last Updated on May 14, 2026 by Swagatam 17 Comments

SMS based Water notification schematic

In this post I will show how to construct a circuit which will notify the user via SMS if the water supply to you area / home is initiated. It can show the time when the water is begin to supply and ended, average water flow speed in liter per minute and total water delivered […]

Filed Under: Arduino Projects, Water Controller Tagged With: Alert, Based, SMS, Supply, System, Water

How to Make a RFID based Attendance System

Last Updated on May 14, 2026 by Swagatam 19 Comments

LCD

In this post I will show how to construct a RFID based attendance system, which can record attendance of 12 students / staffs for a given time window and this system can record up to 255 attendances per person. What is RFID Attendance System We don’t need any introduction regarding the RFID based attendance system, […]

Filed Under: Arduino Projects Tagged With: Attendance, Based, RFID, System

Introduction to I2C LCD Adapter Module

Last Updated on May 14, 2026 by Swagatam 4 Comments

IIC

In this post we are going take a look at “I2C” or “IIC” or “I square C” based LCD adapter module, which will reduce wire connections between Arduino and LCD display to just 2 wires, also saving tons of GPIO pins for other sensors / drives etc. Before I have explained about I2C LCD adapter […]

Filed Under: Arduino Projects Tagged With: Adapter, I2C, Introduction, LCD, Module

Digital Weighing Scale Using Load Cell and Arduino

Last Updated on May 14, 2026 by Swagatam 10 Comments

Circuit

In this post I have explained about strain gauge based load cell. We will be exploring what Strain Gauge is, what Load Cell is, temperature effect on strain gauge, temperature compensation with Wheatstone bridge and Load cell amplifier HX711, and finally I have explained how to build an Arduino based weighing scale machine by implementing […]

Filed Under: Arduino Projects Tagged With: Arduino, Cell, Digital, Load, Scale, Weighing

Mobile Phone Controlled Robot Car Using DTMF Module

Last Updated on May 14, 2026 by Swagatam 3 Comments

L298N

In this project we are going to control a manual robot through our cellphone using DTMF module and Arduino. By: Ankit Negi, Kanishk Godiyal and Navneet Singh sajwan INTRODUCTION In this project two cell phones, one for calling and one for receiving the call are used. The phone receiving the call is connected to the robot […]

Filed Under: Arduino Projects Tagged With: Controlled, DTMF, Mobile, Module, Phone, Robot

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