Description :
Introducing the Arduino UNO R4 Minima! This board boasts the RA4M1 microprocessor from Renesas, delivering increased processing power, expanded memory, and additional peripherals. And the best part? It stays true to the reliable UNO form factor and operates at a practical 5V voltage.
Brace yourself for an upgrade like no other with the Arduino UNO R4 Minima!
Enhanced and improved, the Arduino UNO R4 Minima is armed with a powerful 32-bit microcontroller courtesy of Renesas. Increased processing power, expanded memory, and a whole new level of onboard peripherals. The best part? Compatibility with existing shields and accessories remains intact, and there's no need to make any changes to the standard form factor or 5V operating voltage.
Joining the Arduino ecosystem, the UNO R4 is a trusty addition suitable for both beginners and seasoned electronics enthusiasts. Whether you're just starting out or looking to push the boundaries of your projects, this robust board delivers reliable performance every time.
Features
Here's what the UNO R4 Minima brings to the table:
Hardware compatibility with UNO form factor: The UNO R4 Minima maintains the same form factor, pinout, and 5V operating voltage as its predecessor, the UNO R3. This ensures a seamless transition for existing shields and projects, leveraging the extensive and unique ecosystem already established for the Arduino UNO
Expanded memory and faster clock: Prepare for more precise calculations and the ability to handle complex projects with ease. The UNO R4 Minima boasts increased memory and a faster clock speed, empowering you to tackle demanding tasks effortlessly
Extra on-board peripherals: The UNO R4 Minima introduces a range of on-board peripherals, including a 12-bit DAC, CAN BUS, and OP AMP. These additional components provide you with expanded capabilities and flexibility in your designs
Extended 24 V tolerance: The UNO R4 Minima now supports a wider input voltage range, allowing power supplies up to 24 V. This enables seamless integration with motors, LED strips, and other actuators, simplifying your projects by utilizing a single power source
SWD connector: Debugging is a critical aspect of any project. Simply connect an external debugger to the UNO R4 Minima and effortlessly monitor the inner workings of your system. Stay in control and gain valuable insights
HID support: The UNO R4 Minima comes with built-in HID (Human Interface Device) support, enabling it to simulate a mouse or keyboard when connected to a computer via a USB cable. This convenient feature makes it a breeze to send keystrokes and mouse movements to a computer, enhancing usability and functionality
Get ready to unlock a world of possibilities with the Arduino UNO R4 Minima. Its exceptional features and enhanced capabilities make it the perfect companion for your innovative ventures.
If you are looking to upgrade your project with wireless connectivity or want to start exploring the world of IoT, you can check the Arduino UNO R4 WiFi.
Specifications
Here you will find the technical specifications for the Arduino® UNO R4 Minima.
Maximum current draw per pin: the UNO R4 series' maximum current draw per GPIO is 8 mA, which is significantly lower than previous versions. Exceeding this limit may damage your pin/board.
Board
Name
Arduino® UNO R4 Minima
SKU
ABX00080
Microcontroller
Renesas RA4M1 (Arm® Cortex®-M4)
USB
USB-C®
Programming Port
Pins
Digital I/O Pins
14
Analog input pins
6
DAC
1
PWM pins
6
Communication
UART
Yes, 1x
I2C
Yes, 1x
SPI
Yes, 1x
CAN
Yes 1 CAN Bus
Power
Circuit operating voltage
5 V
Input voltage (VIN)
6-24 V
DC Current per I/O Pin
8 mA
Clock speed
Main core
48 MHz
Memory
RA4M1
256 kB Flash, 32 kB RAM
Dimensions
Width
68.85 mm
Length
53.34 mm
Resources
Development Environments
Arduino IDE
Arduino CLI
Arduino Web Editor
Arduino IoT Cloud
PDF Datasheet
Schematics
Documentation, including setup and getting started guides
