What is Arduino Uno?

Arduino Uno is an open source microcontroller board based on the ATmega328P. It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs. a 16 MHz ceramic resonator, a USB connection, a power jack, an ICSP header and a reset button.

How to make an Arduino UNO at Home? DIY Arduino Board

File:ArduinoUno.svg - Wikimedia Commons

Arduino Uno Click Shield - MikroElektronika

A guide to Arduino PCB - KnowHow

This board is your entry to the unique Arduino experience: great for learning the basics of how sensors and actuators work, and an essential tool for

Arduino Uno REV3 [A000066]

Arduino UNO R3 and R4 Minima

Getting Started with Arduino UNO

Arduino Uno Board at Rs 1000/piece, Arduino UNO Board in New Delhi

Arduino UNO R4 WiFi, ABX00087