Original Arduino UNO EK (एक) R4 WiFi - Made in India Q2 C1

Designed for makers, students, and engineers, this board includes both Wi-Fi® and Bluetooth® connectivity, allowing for IoT project development right out of the box. It retains the UNO R3 form factor, ensuring compatibility with existing shields and accessories, while offering improved features like a USB-C port, onboard Qwiic connector, and additional onboard peripherals such as an RGB LED, a voltage regulator, and an OP AMP.

Features of Original Arduino UNO EK R4 WiFi – Made in India:

Based on 32-bit Renesas RA4M1 Cortex®-M4 microcontroller (48MHz, 256kB Flash)

Integrated ESP32-S3 module for Wi-Fi® and Bluetooth® connectivity

Made in India under Arduino EK (एक) initiative

UNO R3 shield-compatible form factor with enhanced performance

USB-C connector for power and programming

Onboard RGB LED, voltage regulator, Qwiic I2C connector, and OP AMP

Increased number of GPIOs and more flexible power management

Ideal for IoT, robotics, and real-world embedded projects

Specifications of Original Arduino UNO EK R4 WiFi:

Main MCU: Renesas RA4M1 ARM Cortex-M4, 48 MHz

Connectivity: ESP32-S3 for Wi-Fi® and Bluetooth® Low Energy

Flash Memory: 256 kB (RA4M1) + 8MB (ESP32-S3)

RAM: 32 kB SRAM

Digital I/O Pins: 14 (6 PWM)

Analog Inputs: 6

USB Interface: USB-C

Operating Voltage: 5V

Input Voltage: 7V–12V (via VIN)

Onboard peripherals: RGB LED, OP AMP, Qwiic connector, etc.

Dimensions: Standard UNO size (68.6mm × 53.4mm)

Package Includes:

1 × Original Arduino UNO EK R4 WiFi – Made in India