Arduino Uno R4 Minima - Genuine Microcontroller

Features

Renesas RA4M1 32-bit Cortex®-M4 processor
Same form factor, shield compatibility, and 5V operating voltage as the Uno R3
48 MHz
32 kB SRAM (upgraded from 2 kB)
256 kB FLASH memory (upgraded from 32 kB)
USB-C
Maximum supply voltage: 24 VDC
DC Power jack size: 2.1mm x 5.5mm
Enhanced thermal design
CAN bus
SPI port
12-bit analog DAC
Agency Approvals: RoHS, CE, FCC, UKCA, IC, C-TICK
UPC: 7630049203907

Overview

The Arduino ABX00080 UNO R4 Minima version is a cutting-edge microcontroller designed for both hobbyists and professionals, maintaining the hallmark features of its predecessors while introducing significant enhancements. The Renesas RA4M1 32-bit Cortex®-M4 CPU is at its core, a powerful processor that dramatically boosts the board's processing speed, memory capacity, and overall functionality. This microcontroller retains the familiar physical form factor and 5V operating voltage, ensuring seamless compatibility with a wide range of existing shields and components. The Minima version stands out as a cost-effective solution for those seeking advanced microcontroller capabilities without the need for integrated WiFi. This focus on affordability doesn't compromise its performance, as it supports all current libraries and smoothly runs various examples, emphasizing its software compatibility and ease of integration into existing projects.

The Key Features

Key features of the Arduino UNO R4 Minima include its formidable Renesas' RA4M1 (Arm Cortex®-M4) processor, which operates at 48 MHz and offers a threefold performance improvement over its predecessor. It comes with significantly enhanced memory capabilities, upgrading from 2kB to 32kB SRAM and from 32kB to 256kB flash memory, thereby accommodating more complex and memory-intensive projects. In tune with user feedback and modern standards, the board has transitioned to a USB-C connector, and its thermal design has been improved to handle a maximum power supply voltage of up to 24V.

The inclusion of a CAN bus and an SPI port is a strategic addition, enabling users to minimize wiring complexities and execute parallel tasks by connecting multiple shields. The new board also features a 12-bit analog DAC, expanding its utility in various applications. These advancements make the Arduino UNO R4 Minima an ideal choice for a wide range of applications, from simple DIY projects to sophisticated professional designs, providing users with a robust, versatile, and user-friendly platform for innovation and development.

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