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Home / Development Boards & Control Boards / Compatible with Arduino UNO, Nano, and Mega2560 Mainboards; ATmega328P MCU Expansion Board

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 (of which 6 provide PWM output)
Analog Input Pins 6
DC Current per I/O Pin 20 mA
Flash Memory 32 KB (ATmega328P)
SRAM 2 KB (ATmega328P)
EEPROM 1 KB (ATmega328P)
Clock Speed 16 MHz

5 reviews

A

Anonymous

Feb 28, 2026

Rating: 5/5

Perfect for learning electronics

This board works exactly like the original. I used it for a school project and had no issues uploading code via the Arduino IDE. Great value for the price.

A

Anonymous

Feb 08, 2026

Rating: 5/5

Excellent compatibility

I have bought several of these for my home automation setup. They communicate well with sensors and modules. Highly recommended for hobbyists.

A

Anonymous

Feb 01, 2026

Rating: 4/5

Solid clone for prototyping

Not an official board but does the job for prototyping. The pinout matches the standard UNO layout perfectly. Just be mindful of the 5V logic level.

A

Anonymous

Jan 31, 2026

Rating: 4/5

Good board, driver installation needed

The hardware is solid, but make sure you install the CH340 drivers if you are on Windows. Once that was sorted, it worked flawlessly.

A

Anonymous

Jan 26, 2026

Rating: 5/5

Fast shipping and great quality

Arrived earlier than expected. The pins are well soldered and the USB port feels sturdy. I've uploaded dozens of sketches without any errors.

5 FAQ

Q: Do I need to install specific drivers for Windows 10?

A: Yes, most compatible boards use the CH340 or CH341 USB-to-Serial chip. You will need to install the corresponding drivers for your OS.

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

A: Yes, you can connect a 9V battery to the barrel jack or the VIN pin. The recommended input voltage range is 7-12V.

Q: Is this compatible with the official Arduino IDE?

A: Yes, this board is fully compatible with the Arduino IDE. You may need to select the appropriate board definition in the menu.

Q: What type of USB cable do I need for the Nano version?

A: The Nano version typically requires a Mini-USB cable, while the UNO version uses a standard USB Type-B cable.

Q: Are the pins 3.3V or 5V logic?

A: This board operates at 5V logic levels. Please ensure your sensors and modules are compatible with 5V to avoid damage.

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