The Arduino UNO R3 with USB Cable is one of the most popular open-source microcontroller development boards based on the ATmega328P microcontroller. It is ideal for beginners, students, hobbyists, and professionals to build projects involving robotics, IoT, automation, sensors, and embedded systems. The included USB cable allows easy programming and power supply through a computer.
Features
- Full Name: Arduino UNO R3 Development Board with USB Cable
- Based on the ATmega328P microcontroller
- Easy USB programming
- Compatible with Arduino IDE
- 14 Digital I/O pins (6 PWM outputs)
- 6 Analog input pins
- USB-powered or external power supply
- Reset button for easy program restart
- Large community support and libraries
- Breadboard-friendly pin layout
Specifications
| Specification | Value |
|---|---|
| Product Type | Microcontroller Development Board |
| Microcontroller | ATmega328P |
| Operating Voltage | 5V |
| Input Voltage (Recommended) | 7V – 12V DC |
| Input Voltage (Limit) | 6V – 20V DC |
| Digital I/O Pins | 14 (6 PWM) |
| Analog Input Pins | 6 |
| Flash Memory | 32 KB |
| SRAM | 2 KB |
| EEPROM | 1 KB |
| Clock Speed | 16 MHz |
| USB Interface | USB Type-B |
| Communication | UART, I2C, SPI |
| Operating Temperature | -40°C to +85°C |
Pin Configuration
| Pin Type | Quantity |
|---|---|
| Digital I/O | 14 |
| PWM Pins | 6 |
| Analog Inputs | 6 |
| Power Pins | 5V, 3.3V, GND, VIN |
| Communication Pins | UART, SPI, I2C |
Applications
- Arduino programming
- Robotics
- Home automation
- IoT projects
- Sensor interfacing
- Motor control
- LED and display control
- Educational electronics
- DIY electronics projects
Advantages
- Beginner-friendly
- Easy programming via USB
- Large community and documentation
- Wide sensor and module compatibility
- Open-source hardware
- Reliable performance
- Cost-effective
Size
| Specification | Value |
|---|---|
| Dimensions | Approx. 68.6 × 53.4 mm |
| Weight | Approx. 25 g |
Package Includes
- 1 × Arduino UNO R3 Development Board
- 1 × USB Programming Cable
Note: The board is fully compatible with the Arduino IDE and supports thousands of libraries and example projects. It can be powered through the USB cable, DC barrel jack, or the VIN pin, making it suitable for a wide range of electronics, robotics, and automation applications.






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