UNO R3 CH340G ATmega328P Development Board – Arduino Compatible
Build your electronics and robotics projects with the UNO R3 CH340G ATmega328P Development Board. Featuring digital and analog I/O pins, USB programming support, and compatibility with the Arduino IDE, this board is ideal for students, hobbyists, makers, and embedded systems developers. USB cable not included.
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UNO R3 CH340G ATmega328P Development Board – Arduino Compatible
The UNO R3 CH340G ATmega328P Development Board is a versatile microcontroller development board designed for electronics prototyping, embedded systems learning, robotics, and DIY automation projects. With digital and analog input/output pins, USB-to-serial programming support, and compatibility with the Arduino IDE, it provides a convenient platform for developing and testing electronic circuits.
The onboard CH340G USB-to-serial interface enables communication with a computer for uploading programs and monitoring serial data. The board can interface with a wide range of compatible sensors, LEDs, displays, relay modules, motors, and other electronic components.
Whether you are a student working on an academic project, a hobbyist exploring electronics, or a developer building a prototype, this UNO R3-compatible board is a practical choice for experimenting with microcontrollers and automation.
Key Features
ATmega328P microcontroller for embedded programming.
CH340G USB-to-serial interface for programming and communication.
14 digital input/output pins, including 6 PWM-capable pins.
6 analog input pins for reading sensor signals.
Supports serial communication, SPI, and I²C-compatible interfaces.
Compatible with the Arduino IDE and supported libraries.
Suitable for robotics, automation, sensor interfacing, and electronics prototyping.
Technical Specifications
| Parameter | Specification |
|---|---|
| Board type | UNO R3-compatible development board |
| Main microcontroller | ATmega328P |
| USB-to-serial interface | CH340G |
| Operating voltage | 5V |
| Recommended external input voltage | 7–12V, subject to board implementation |
| Digital I/O pins | 14 |
| PWM outputs | 6 |
| Analog inputs | 6 |
| Clock speed | 16 MHz |
| Flash memory | 32 KB |
| SRAM | 2 KB |
| EEPROM | 1 KB |
| Programming software | Arduino IDE |
| USB cable | Not included |
Specifications are based on the standard UNO R3 architecture and the referenced compatible board. Individual compatible-board implementations may vary.
Applications
Arduino-based electronics projects
DIY robotics and robot car projects
Sensor monitoring and data acquisition
LED and display control
Relay-based automation prototypes
Embedded systems education
Smart home and IoT prototypes when paired with suitable communication modules
College projects and electronics experimentation
Package Contents
1 × UNO R3-compatible ATmega328P development board with CH340G interface
1 × 40-pin Berg strip, as listed by the referenced seller
Important Notes
USB cable is not included.
This is an Arduino-compatible board; do not advertise it as an original Arduino-manufactured product unless authenticity is verified.
Windows systems may require the appropriate CH340 driver.
Confirm the exact board revision, included accessories, and package contents before publishing.
Check the voltage requirements of connected sensors and modules before wiring your circuit.
