Arduino Uno R4 Minima WiFi Development Board – Cortex-M4 MCU with WiFi & IoT Support

The Arduino Uno R4 Minima WiFi Development Board is the next evolution of the popular Arduino Uno series, designed to deliver higher performance, modern connectivity, and enhanced capabilities. Powered by a Renesas RA4M1 Cortex-M4 microcontroller, this board offers significantly improved processing power compared to previous generations.

With built-in WiFi connectivity, the Uno R4 Minima enables seamless integration into IoT systems, smart home projects, and cloud-based applications. It retains the familiar Arduino Uno form factor and pin layout, ensuring compatibility with existing shields and accessories.

The board features expanded memory, faster clock speed, and improved peripherals, making it suitable for more demanding applications such as automation, robotics, data logging, and real-time control systems.

Whether you are a beginner or an advanced developer in Bangladesh, the Arduino Uno R4 Minima WiFi provides a powerful and easy-to-use platform for building modern electronics projects.

Key Features

• Renesas RA4M1 Cortex-M4 microcontroller
• Built-in WiFi connectivity
• Compatible with Arduino Uno form factor
• Higher performance compared to Uno R3
• Improved memory and processing power
• Supports Arduino ecosystem and libraries
• Suitable for IoT and advanced applications

Key Specifications

• Microcontroller: Renesas RA4M1
• CPU: ARM Cortex-M4
• Clock Speed: Up to 48 MHz
• Flash Memory: 256KB
• SRAM: 32KB
• Operating Voltage: 5V
• Connectivity: WiFi (via onboard module)
• Interfaces: UART, SPI, I2C, PWM, ADC
• Form Factor: Arduino Uno Compatible

Technical Details

• Architecture: 32-bit ARM Cortex-M4
• WiFi Module: ESP-based connectivity for IoT
• USB Interface: USB Type-C for programming and power
• GPIO: Multiple digital and analog pins
• ADC: High-resolution analog inputs
• Timers: Advanced timers for control applications
• Development Support: Arduino IDE (official support)
• Applications: IoT systems, automation, robotics, smart devices

Package Includes

• 1 × Arduino Uno R4 Minima WiFi Development Board

Why Choose Arduino Uno R4 Minima WiFi?

• Upgraded performance over Uno R3
• Built-in WiFi for modern IoT projects
• Compatible with existing Arduino shields
• Easy to use with Arduino IDE
• Ideal for students and developers in Bangladesh

Usage / Applications

• IoT and cloud-connected devices
• Smart home automation
• Robotics and control systems
• Data logging and monitoring
• Educational and student projects
• Embedded system development

What is Arduino Uno R4 Minima WiFi?

It is an advanced Arduino development board based on a Cortex-M4 microcontroller with built-in WiFi, designed for modern embedded and IoT applications.

How It Works

The Cortex-M4 microcontroller processes data and communicates with external devices through GPIO and interfaces. The onboard WiFi enables connection to the internet or other devices for IoT applications.

Need Assistance?

Mobile: +8801316113774
Email: roboshopbd123@gmail.com

FAQs

Q: Is it compatible with Arduino Uno R3 shields?
A: Yes, it maintains the same form factor and pin layout.

Q: Does it have built-in WiFi?
A: Yes, it supports WiFi for IoT applications.

Q: What processor does it use?
A: ARM Cortex-M4 (Renesas RA4M1).

Q: Can it be programmed using Arduino IDE?
A: Yes, it has full official support.

Q: Is it suitable for beginners?
A: Yes, it is beginner-friendly with advanced features.