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Arduino UNO R3

Arduino board with ATmega328P microcontroller and ATMega16U2 processor

24€95
Recycling charge of 0€05
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Overview

Discover the versatile microcontroller board for creators and professionals

The Arduino UNO R3 board is the ideal reference for getting started with electronics and programming. Designed around the ATmega328P microcontroller and the ATMega16U2 processor, it is aimed at beginners as well as industrial users or educators. Thanks to its ease of use, robustness and comprehensive documentation, the Arduino UNO R3 makes it possible to create a multitude of projects, from rapid prototyping to integration into automated systems. Its standardized format and compatibility with a wide range of shields and sensors make it an essential tool for makers, students and professionals.

Featuring 14 digital inputs/outputs (including 6 that can be used as PWM), 6 analog inputs, a USB connection and a flexible power supply (2,7V to 5,5V), this board offers great versatility. Its architecture is based on a 32 KB flash memory, 2 KB SRAM and 1 KB EEPROM, allowing you to store and run various programs. The presence of a 16 MHz oscillator ensures stable performance for applications ranging from home automation to robotics, including data acquisition or peripheral control.

The Arduino UNO R3 stands out for its ease of getting started, notably thanks to the Arduino IDE and the Arduino Web Editor, which allow you to program and upload sketches in just a few clicks. It is also compatible with the Arduino IoT Cloud, opening the door to connected projects and real-time data visualization. Whether it is to learn the basics of electronics, develop industrial prototypes or teach the principles of programming, this board adapts to every need, while benefiting from an active community and abundant educational resources.

Key features:

  • ATmega328P microcontroller (16 MHz, 32 KB Flash, 2 KB SRAM, 1 KB EEPROM)
  • 14 digital inputs/outputs (6 PWM channels)
  • 6 analog inputs (10-bit)
  • USB communication via ATMega16U2 (16 KB Flash, 512B EEPROM, 512B SRAM)
  • Power supply: 2,7V to 5,5V (recommended 7V-12V via jack or USB 5V)
  • Connectivity: USART, SPI, I2C, analog comparator
  • Safety: Low voltage detection (BOD), automatic reset (POR), watchdog timer
  • Compatibility: Arduino Shields, Arduino IDE, Arduino IoT Cloud
  • Operating temperature: -40°C to 85°C
  • Certifications: CE, RoHS, REACH, FCC
Specifications
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General information

Product name

Arduino UNO R3

Brand

Arduino

Model

A000066

Processor

Processor

ATMega

Warranties

Commercial warranty

Legal warranty

Safety Information

Responsible person

KUBII

Postal address

46-48 CHEMIN DE LA BRUYERE 69570 DARDILLY FRANCE

Electronic Address

sav@kubii.com

Product referenced on 30 Mar 2026

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