Overview

Arduino Uno is one of the most popular beginner-friendly microcontrollers in the world. Based on the ATmega328P microcontroller, it provides an easy-to-use platform for learning electronics and programming. With its extensive community support and vast library ecosystem, Arduino Uno is perfect for students, hobbyists, and professionals starting their journey in embedded systems.

Technical Specifications

Microcontroller: ATmega328P
Operating Voltage: 5V
Input Voltage: 7-12V (recommended)
DC Current per I/O Pin: 20 mA
Digital I/O Pins: 14 (6 PWM outputs)
Analog Input Pins: 6
Flash Memory: 32 KB
SRAM: 2 KB
EEPROM: 1 KB
Clock Speed: 16 MHz

Key Features

  • Easy-to-use Arduino IDE programming environment
  • USB connectivity for programming and power
  • Built-in LED on pin 13 for testing
  • Reset button for easy program restart
  • Power jack for external power supply
  • ICSP header for direct programming
  • Extensive shield compatibility
  • Large community and tutorial support

Common Applications

Home Automation

Control lights, fans, and appliances remotely

Sensor Projects

Temperature monitoring, motion detection, light sensing

Robotics

Simple robots, servo control, motor driving

Educational Projects

Learning programming and electronics fundamentals

Quick Info

Difficulty: Beginner
Price Range: ₹1,650-2,475
Programming: Arduino IDE, C++

Getting Started

  1. Download Arduino IDE
  2. Connect Arduino via USB
  3. Select board and port
  4. Upload your first sketch
  5. Start building projects!