Arduino® UNO R4 Minima

Discover the powerful Arduino UNO R4 Minima - your ultimate partner for electronic projects. With its improved and optimized design, this board delivers unparalleled performance and functionality. Whether you are a beginner or an experienced electronics enthusiast, the UNO R4 Minima offers reliable performance in every task you entrust to it.

The UNO R4 Minima has the same dimensions and shape as its predecessor, the UNO R3, allowing you to switch seamlessly without changes to your existing projects. This makes use of the extensive and unique ecosystem that has already been built around the Arduino UNO. Thanks to its expanded memory capacity and faster clock speed, the UNO R4 Minima offers a significant improvement in computing power, allowing you to manage complex projects effortlessly.

But that's not all. The UNO R4 Minima offers a range of new on-board components, including a 12-bit DAC, CAN BUS and OP AMP. With this extra functionality, you get more flexibility and expansion options when designing your projects.

The UNO R4 Minima has also increased its input voltage tolerance. It now supports a range up to 24 V, enabling seamless integration with motors, LED strips and other actuators using just one power source.

For troubleshooting and monitoring your project, the UNO R4 Minima provides an SWD connector. This allows you to connect an external debugger and effortlessly follow the internal operation of your system. Stay in control and gain valuable insights into your projects.

Another handy feature of the UNO R4 Minima is the built-in HID (Human Interface Device) support. Simply connect the board to a computer via a USB cable and it can simulate a mouse or keyboard. This makes it easy to send keystrokes and mouse movements to the computer, improving the usability and functionality of your projects.

Specifications of the Arduino UNO R4 Minima:

• Board name: Arduino® UNO R4 Minima
• SKU: ABX00080
• Microcontroller: Renesas RA4M1 (Arm® Cortex®-M4)
• USB: USB-C® Programming Port
• Digital I/O pins: 14
• Analog input pins: 6
• DAC: 1
• PWM pins: 6
• Communication: UART, I2C, SPI, CAN bus
• Circuit operating voltage: 5 V
• Input voltage (VIN): 6-24 V
• Current per I/O pin: 8 mA
• Clock speed: 48 MHz
• Memory: 256 kB Flash, 32 kB RAM
• Dimensions: Width 68.85 mm, Length 53.34 mm

Unlock a world full of possibilities with the Arduino UNO R4 Minima. Its exceptional features and enhanced capabilities make it the perfect companion for all your innovative projects. Whether you want to add wireless connectivity or explore the world of IoT, the Arduino UNO R4 Minima is ready for you.

Feel the power of the UNO R4 Minima and create without limits!

What is the difference between the Arduino UNO R4 Minima and the Arduino UNO R3?

The main difference between the Arduino UNO R4 Minima and the Arduino UNO R3 is the improved hardware and added functionality of the UNO R4 Minima. Here are some specific differences:

1. Microcontroller: The UNO R4 Minima uses the Renesas RA4M1 microcontroller, which is based on the Arm Cortex-M4 architecture. The UNO R3, on the other hand, uses the ATmega328P microcontroller.

2. On-board components: The UNO R4 Minima introduces additional on-board components, including a 12-bit DAC, CAN BUS and OP AMP. These extra components provide more flexibility and expansion options when designing projects.

3. Memory and clock speed: The UNO R4 Minima offers greater memory capacity and a faster clock speed than the UNO R3. It has 256 kB Flash memory and 32 kB RAM, making more complex projects possible.

4. Input voltage tolerance: The UNO R4 Minima has a wider input voltage tolerance. It supports a range of 6-24 V, while the UNO R3 is limited to 6-20 V.

5. Debugging and monitoring: The UNO R4 Minima is equipped with an SWD connector, enabling external debugging and monitoring of the system. This allows users to follow the internal operation of their projects and troubleshoot issues.

6. HID support: The UNO R4 Minima has built-in HID support, allowing it to act as a mouse or keyboard when connected to a computer via a USB cable. This increases the usability and functionality of projects.

The main advantage of the Arduino UNO R4 Minima is that it is compatible with existing Arduino UNO shields and accessories, while offering improved performance and new capabilities. This makes it an ideal choice for both beginners and experienced electronics enthusiasts looking for more power and functionality in their projects.