Arduino UNO R4

ARDUINO R4 WIFI

The Arduino UNO R4 WiFi is a powerful upgrade to the classic Arduino UNO, bringing together the advanced capabilities of the RA4M1 microcontroller from Renesas and the ESP32-S3 from Espressif for wireless connectivity. This board is packed with features, including a 12x8 LED matrix, Qwiic connector, HID support, and an OFF pin for versatile power management. Whether you're working on a simple DIY project or a complex IoT system, the UNO R4 WiFi is designed to meet all your needs, offering a robust platform for innovation.

One of the standout features of the UNO R4 WiFi is its expanded memory and faster clock speed, allowing for more precise calculations and handling of complex tasks. It also includes a range of on-board peripherals such as a 12-bit DAC, CAN BUS, and an OP AMP to enhance your project's capabilities. With a wider input voltage range up to 24V, it supports a variety of components like motors and LED strips, simplifying project design by utilizing a single power source. Plus, it maintains compatibility with the traditional UNO form factor, making it easy to port existing projects to this new board.

The addition of Wi-Fi and Bluetooth via the ESP32-S3 coprocessor sets the UNO R4 WiFi apart, enabling seamless IoT integration and Arduino Cloud compatibility. This means you can store data remotely, create interactive dashboards, and perform Over-the-Air uploads, expanding the range of what you can build. The on-board 12x8 LED matrix further enhances creativity, allowing for animations and visual displays without extra hardware. With provided APIs and tutorials, you can easily control the LED matrix, creating custom visual effects for your projects. Whether you're a beginner or an experienced maker, the Arduino UNO R4 WiFi opens up a world of possibilities.

Features:

Enhanced Performance: Equipped with expanded memory and a faster clock speed, the UNO R4 WiFi offers more precise calculations and smooth handling of complex projects.
Hardware Compatibility and Versatile Power: Maintains compatibility with the classic UNO form factor, making it easy to port existing projects. Supports a wider input voltage range, up to 24V, allowing seamless integration with components like motors and LED strips, simplifying the power setup by using a single power source.
Wi-Fi/Bluetooth and Arduino Cloud Integration: Features an ESP32-S3 coprocessor for Wi-Fi and Bluetooth connectivity, enabling easy IoT project development. Fully compatible with Arduino Cloud, allowing remote data storage, interactive dashboards, Over-the-Air uploads, and sharing variables among multiple boards.
Creative LED Matrix: Includes a built-in 12x8 red LED matrix (96 dots) for creative projects, allowing for animations, visual displays, or plotting sensor data without extra hardware. Comes with an API and tutorials for easy manual control and access to a gallery of pre-made animations and tools for creating custom visual effects.

Specifications:

Microcontroller: Renesas RA4M1, ESP32-S3 for Wi-Fi/Bluetooth
Memory: Expanded RAM and Flash
Clock Speed: Faster processing
Operating Voltage: 5V, Input Voltage: 7V to 24V
Digital I/O Pins: 14 (6 PWM)
Analog Input Pins: 6
12-bit DAC: High-resolution analog output
Connectivity: Wi-Fi 802.11b/g/n, Bluetooth 4.2, Qwiic connector, CAN BUS
On-Board Features: 12x8 LED Matrix (96 dots), OP AMP, HID support
USB Port: MicroUSB for programming/power
RTC: Built-in Real-Time Clock
Form Factor: Classic Arduino UNO size
Arduino Cloud: Compatible for remote data storage and OTA updates
Temperature Range: -40°C to +85°C
Dimensions: 68.6mm x 53.4mm
Weight: Approx. 25g

ARDUINO R4 MINIMA

Model Name : Arduino UNO R4 Minima
Memory Storage Capacity : 8 KB
Connectivity Technology : UART, SPI, I²C, CAN
Included Components : 1 x unit

About this item

Design Level: Beginner
Family: 32-Bit Renesas
Processor: Arm Cortex-M4 microprocessor with FPU
Number of I/Os: 20
PWM Channels: 6