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Arduino Uno R3 SMD Development Board (ATmega328P)
Arduino Uno R3 SMD Compatible Microcontroller Board
The Arduino Uno R3 SMD is a robust, open-source microcontroller board based on the surface-mounted ATmega328P chip. Serving as the quintessential entry point into coding, robotics, and electronic prototyping, this board is fully compatible with the Arduino IDE and features 14 digital I/O pins, 6 analog inputs, and a reliable 16 MHz clock speed. It is ideal for hobbyists, students, and DIY project builders alike.
The Arduino Uno R3 SMD is a variation of the classic Arduino Uno board, utilizing a surface-mount device (SMD) version of the ATmega328P microcontroller rather than the traditional dual-inline package (DIP) chip. Soldered directly to the PCB, the SMD configuration provides a highly reliable and low-profile design that reduces loose component connections over time.
Equipped with everything required to support the processor, users can simply connect the board to a computer via a standard USB cable, or power it with an AC-to-DC adapter or battery to jumpstart their electronic builds.
SMD Architecture: Built with the surface-mount ATmega328P microcontroller for a reliable, vibration-resistant, and permanent chip layout.
Expanded R3 Pinout: Features the updated Revision 3 pinout including added SDA and SCL pins near the AREF pin for quick I2C communication, and an IOREF pin to easily allow shields to adapt to the board’s operational voltage.
Upgraded USB Interface: Utilizes an integrated USB-to-serial communication chip, eliminating the need for external FTDI drivers and ensuring stable data transfers.
Built-in Overcurrent Protection: Includes a resettable polyfuse that automatically protects your computer’s USB ports from dangerous shorts and overcurrent conditions.
DIY & Robotics: Prototyping autonomous vehicles, robotic arms, and smart motor drives.
Internet of Things (IoT): Gathering environment data via sensors and communicating over network modules.
Automation Systems: Constructing smart-home switches, relays, and interactive automated hardware.
STEM Education: An ideal foundational learning toolkit for introductory coding, circuit designing, and engineering disciplines.
