Arduino UNO R3 ATmega328 - ATmega16U4 (Compatible)

The Arduino UNO R3 ATmega328 - ATmega16U4 (Compatible) is a beginner-friendly microcontroller board, ideal for prototyping and electronics projects. Based on the ATmega328P chip, it offers 14 digital I/O pins (6 PWM), 6 analog inputs, and a 16MHz crystal oscillator. It’s easily programmable via USB using the Arduino IDE, and the ATmega16U4 enables direct USB-to-serial communication.

Features:

• Microcontroller: ATmega328P

• I/O Pins: 14 digital (6 PWM), 6 analog

• USB Connectivity: Direct programming via USB

• Community Support: Extensive resources and libraries

• Power Supply: USB or external 7-12V source

Applications: Prototyping, home automation, robotics, IoT, environmental monitoring, and educational tools.

Comparison to Arduino UNO SMD CH340 Clone:

• Serial Converter: ATmega16U4 (no additional driver) vs. CH340 (requires driver)

• Pin Headers: Double headers on SMD version for more flexibility.

The Arduino UNO R3 is perfect for anyone exploring electronics, with vast community support and compatibility with various components.