October 25, 2025
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Arduino

ADC Multiplexer Interface To Arduino

Devilal08 mins

Overview Today, in this tutorial, we are going to interface 74HC4051 Multiplexer/Demultiplexer with Arduino. I will cover the multiplexing part first. Components Required Arduino NANO or Uno (any version) CD74HC4051 Potentiometer Joystick Breadboard Jumper Wires Bill of Materials S.N. COMPONENTS NAME DESCRIPTION QUANTITY 1 Arduino  Uno Arduino  Uno 1 https://www.evelta.com/launchxl-f28379d-c2000-delfino-mcus-f28379d-launchpad-development-kit/   CD74HC4051 Robot Smart Car…

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Obstacle Avoidance Robot Using Arduino

Devilal07 mins

Overview Before building the robot, it is important to understand how the ultrasonic sensor works because this sensor will play an important role in obstacle detection. The basic principle behind the operation of an ultrasonic sensor is to record the time it takes for the sensor to transmit ultrasound and receive ultrasound after touching a…

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Coin Based Mobile Charger Using Arduino

Devilal112 mins

Overview A coin-based mobile charging system provides an alternative solution for all mobile users to charge their mobile phones during travel or in an emergency situation where they may not have conventional power banks. This system can also be implemented in shopping complexes and schools where mobiles are not allowed. This system is based on…

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Smart Farming using IoT

Devilal026 mins

Overview Agriculture is the backbone of the economy and is the fundamental method of occupation. The world’s large population depends on agriculture to live daily life. About 70% of The Indian population depends on the crop and furthermore, many of the crops are contributed from here. Most of the crop cannot be productive just by…

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Intelligent irrigation control and safety system

Devilal013 mins

Overview Agriculture continues to play an important role in the Indian economy. The agricultural sector is changing the socio-economic environments of the population due to liberalization and globalization. The irrigation system in India has been given high priority in economic development. Many new concepts are being developed to allow agricultural automation to flourish and realize…

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Exam Room Guide Using RFID

Devilal020 mins

The project aims to design an “Exam Room Guide” by which students can be guided for exams based on the confusion system. Radio Frequency Identification (RFID) card readers provide a low-cost solution for reading passive RFID transponder tags up to 2 inches away. RFID card readers can be used in a wide variety of hobby and commercial applications, including access control, automatic identification, robotic navigation, inventory tracking, payment systems, and car immobilization.

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