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Home / Development Boards & Control Boards / Compatible with Arduino UNO R3 Development Board Mainboard ATmega328P Learning Kit R4

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
Microcontroller ATmega328P
Operating Voltage 5V
Input Voltage (Recommended) 7-12V
Digital I/O Pins 14
PWM Channels 6
Analog Input Pins 6
DC Current per I/O Pin 20 mA
Flash Memory 32 KB
SRAM 2 KB
Clock Speed 16 MHz

5 reviews

A

Anonymous

Apr 11, 2026

Rating: 5/5

Fast Shipping

Arrived quickly and was well packaged. Pin headers were pre-soldered.

A

Anonymous

Mar 22, 2026

Rating: 5/5

Reliable Hardware

I have used this for multiple robotics projects without any issues.

A

Anonymous

Feb 26, 2026

Rating: 5/5

Great for Beginners

Works perfectly with the IDE. The learning materials made setup easy.

A

Anonymous

Feb 07, 2026

Rating: 4/5

Good Value

Board functions well but USB cable was not included in the box.

A

Anonymous

Jan 28, 2026

Rating: 4/5

Solid Clone

Works like the original. One star off because the silk screen is slightly faint.

5 FAQ

Q: What driver do I need to install?

A: You may need the CH340 or CP2102 driver depending on the batch.

Q: Is this safe for 5V sensors?

A: Yes, the I/O pins operate at 5V logic level.

Q: Is this compatible with Mac OS?

A: Yes, it works with Mac OS X and newer versions.

Q: Can I power this with a 9V battery?

A: Yes, you can use a 9V battery with the barrel jack connector.

Q: Does this come with a USB cable?

A: No, please ensure you have a USB A to B cable available.

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