SKU: SBCD-0690
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Arduino UNO R4 Minima Development Board

₹899.00 (Inclusive of all taxes)
Out of Stock

The Arduino UNO R4 Minima is a 32-bit development board featuring the Renesas RA4M1 Cortex-M4 microcontroller, offering enhanced processing power and memory. Maintaining the classic UNO form factor and 5V operating voltage, it ensures broad compatibility with existing Arduino UNO shields and accessories.

Features

  • Powered by Renesas RA4M1 (Cortex-M4) 32-bit microcontroller at 48 MHz.
  • Features 256 kB Flash, 32 kB SRAM, and 8 kB EEPROM for ample program and data storage.
  • Maintains UNO R3 form factor and 5V logic, ensuring compatibility with legacy shields.
  • Integrated advanced peripherals including 12-bit DAC, CAN bus, and OP AMP.
  • Supports a wide input voltage range of 6-24V and modern USB-C® power delivery.

Out of stock

Description

The Arduino UNO R4 Minima represents the next evolutionary step for the popular UNO series, leveraging the robust Renesas RA4M1 32-bit microcontroller. This upgrade significantly boosts processing speed, expands memory capabilities, and integrates advanced onboard peripherals, making it suitable for more complex and data-intensive projects than its predecessors. Engineered to retain the familiar UNO form factor and critical 5V operating voltage, the R4 Minima provides seamless integration with the vast ecosystem of existing Arduino UNO shields and accessories, simplifying migration for current users.

Designed for both educational purposes and professional prototyping, this board enriches the Arduino ecosystem with enhanced performance without sacrificing user-friendliness. Its increased memory and computational power unlock new possibilities for embedded applications, while features like the integrated DAC, CAN bus, and a wider input voltage range (up to 24V) cater to demanding industrial control, IoT, and robotic applications. The inclusion of a built-in SWD connector further supports efficient debugging and development workflows.

Key Features

  • **UNO Form Factor Compatibility**: Preserves the exact form factor, pinout, and 5V logic of the UNO R3, allowing for effortless integration with existing shields and project setups.
  • **Expanded Memory & Faster Clock**: Boasts increased memory (256KB Flash, 32KB SRAM) and a higher clock speed (48 MHz) for handling more intricate and computationally intensive tasks.
  • **Enhanced On-board Peripherals**: Integrates advanced functionalities such as a 12-bit Digital-to-Analog Converter (DAC), CAN BUS interface, and an Operational Amplifier (OP AMP).
  • **Wide 24V Input Support**: Capable of accepting input voltages up to 24V, making it ideal for direct integration with higher-power components like motors, LEDs, and actuators.
  • **Built-in SWD Connector**: Provides a dedicated Serial Wire Debug (SWD) connector, facilitating advanced debugging with external tools for more efficient development and troubleshooting.
  • **USB-C® Connectivity**: Utilizes a modern USB-C® port for programming, power, and serial communication, offering improved convenience and robust connection.

Applications

  • General-purpose embedded systems and prototyping.
  • Industrial control and automation systems requiring robust communication.
  • Robotics and motor control applications benefiting from higher input voltage.
  • IoT sensor nodes and gateways (with external wireless modules).
  • Educational projects demonstrating 32-bit microcontroller capabilities.

Technical Specifications

MicrocontrollerRenesas RA4M1 (Cortex-M4)
Operating Voltage5V
Input Voltage (VIN)6-24V
Clock Speed48 MHz
Flash Memory256 KB
SRAM Memory32 KB
EEPROM8 KB
Digital I/O Pins14
PWM Pins6
Analog Input Pins6 (14-bit ADC)
Analog Output Pins1 (12-bit DAC)
ConnectivitySPI, UART, I2C, CAN Bus
USBUSB-C®

Frequently Asked Questions

What is the core microcontroller on the Arduino UNO R4 Minima?

The Arduino UNO R4 Minima is powered by the Renesas RA4M1 (R7FA4M1AB3CFM) 32-bit microcontroller, featuring an ARM Cortex-M4 core running at 48 MHz. This provides a significant performance boost over previous 8-bit UNO boards, enabling more complex computations and faster execution for advanced applications.

Is the Arduino UNO R4 Minima compatible with existing UNO R3 shields?

Yes, the Arduino UNO R4 Minima maintains the standard UNO form factor, pinout, and crucial 5V operating voltage. This design choice ensures broad compatibility with the vast ecosystem of existing Arduino UNO R3 shields and accessories, allowing users to seamlessly upgrade their projects without needing new hardware.

What are the primary memory specifications of the UNO R4 Minima?

The UNO R4 Minima features 256 KB of Flash memory for program storage, 32 KB of SRAM for data, and an additional 8 KB of EEPROM. This expanded memory capacity is essential for more sophisticated firmware and larger datasets, accommodating advanced projects that require more resources.

What advanced peripherals does the UNO R4 Minima offer?

The UNO R4 Minima integrates several advanced peripherals, including a 12-bit Digital-to-Analog Converter (DAC) for analog output, a CAN bus for robust industrial communication, and an Operational Amplifier (OP AMP). These additions significantly enhance the board's capabilities for control, sensing, and communication applications.

What power supply options are available for the Arduino UNO R4 Minima?

The Arduino UNO R4 Minima can be powered via its USB-C® port or through the VIN pin. It supports a wide input voltage range of 6V to 24V when using the VIN pin, making it highly versatile for various project power requirements, including direct integration with higher-voltage systems.

Package Includes

  • 1x Arduino UNO R4 Minima Development Board

Additional Information

Weight 0.04 kg
Dimensions 9 × 7 × 3 cm