UNO R4 Minima – High-Performance 32-bit Microcontroller Board

The UNO R4 Minima is the latest version of the world’s top-selling development board, boasting significant improvements over the classic UNO R3. Featuring the Renesas RA4M1 32-bit ARM Cortex-M4 processor, additional memory, and additional connectivity, this board is suitable for beginners and experienced users alike. For robotics, IoT, and embedded systems, the UNO R4 Minima provides improved performance while maintaining full compatibility with all existing shields and accessories.

Advantages and Practical Applications

• Compact Design: Keeps the original UNO shape and size but more compact and lighter.
• Enhanced Performance: Features a more advanced microcontroller for higher speed and more complex projects.
• Easy to Use: Completely compatible in every way with the Arduino IDE and existing UNO shields and accessories.
• Varied Uses: Perfect for robotics, IoT, home automation, learning projects, and prototyping.

Comparison with Competing Products:

Compared to the standard UNO R3, the UNO R4 Minima provides better performance and smaller size. While it does not have some of the more advanced capabilities of the UNO R4 WiFi, otherwise, it is an economical and still capable option for most projects.

Detailed Technical Specifications:

1. Microcontroller: RA4M1 (32-bit ARM Cortex-M4)
2. Operating Voltage: 5V
3. Input Voltage (recommended): 7-12V
4. Digital I/O Pins: 14 (6 PWM outputs)
5. Analog Input Pins: 6
6. DC Current per I/O Pin: 20 mA
7. Flash Memory: 256 KB
8. SRAM: 32 KB
9. EEPROM: 8 KB
10. Clock Speed: 48 MHz
11. USB Connection: USB-C
12. Dimensions: 68.6 mm x 53.4 mm
13. Weight: 25 g
14. Compatibility: Arduino IDE, UNO R3 shields, and accessories

FAQ:

1. Is the UNO R4 Minima compatible with Arduino IDE?

Yes, the UNO R4 Minima is fully compatible with the Arduino IDE, making it easy to program and upload sketches.

2. Can I use UNO R3 shields with the UNO R4 Minima?

Yes, the UNO R4 Minima retains the same pinout as the UNO R3, ensuring compatibility with most shields and accessories.

3. What is the operating voltage of the UNO R4 Minima?

The operating voltage is 5V, with a recommended input voltage of 7-12V.

4. How does the UNO R4 Minima compare to the UNO R4 WiFi?

The UNO R4 Minima is more compact and cost-effective, while the UNO R4 WiFi includes additional features like Wi-Fi connectivity and a built-in LED matrix.

5. What projects can I build with the UNO R4 Minima?

The UNO R4 Minima is suitable for a wide range of projects, including robotics, IoT devices, home automation, and educational experiments.