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Datasheet
Official Arduino UNO R4 WiFi Development Board with Renesas RA4M1 and ESP32-S3 – Made in India
The Official Arduino UNO R4 WiFi Made in India combines a high-performance 32-bit Renesas RA4M1 microcontroller with the wireless capabilities of the ESP32-S3, enabling Wi-Fi and Bluetooth connectivity in a familiar UNO form factor. It delivers increased processing power, expanded memory, and advanced peripherals while maintaining 5 V operation and compatibility with existing Arduino UNO shields and accessories. Built-in features such as a 12×8 LED matrix, Qwiic connector, VRTC, and OFF pin make this board suitable for connected IoT projects, interactive prototypes, automation systems, and rapid product development for both beginners and experienced makers.
Key Features:
- Microcontroller: 32-bit Renesas RA4M1 MCU for enhanced performance and efficiency
- Wireless Connectivity: ESP32-S3 module with Wi-Fi and Bluetooth support
- Operating Voltage: Standard 5 V logic level compatible with UNO ecosystem
- Form Factor: Classic Arduino UNO layout for seamless shield compatibility
- On-Board LED Matrix: Integrated 12×8 LED matrix for visual feedback and UI elements
- Expansion Interface: Qwiic connector for quick I2C sensor and module integration
- Power Management: VRTC and dedicated OFF pin for advanced power control
- Manufacturing Origin: Official Arduino board manufactured in India
- Application Use: Ideal for IoT, smart devices, wireless automation, education, and prototyping.
