Original Arduino UNO EK R4 WiFi – Advanced board with built-in WiFi for IoT & coding. -Original Arduino Board -Robocraze
Original Arduino UNO EK R4 WiFi – Advanced board with built-in WiFi for IoT & coding. -Original Arduino Board -Robocraze
Original Arduino UNO EK R4 WiFi – Advanced board with built-in WiFi for IoT & coding. -Original Arduino Board -Robocraze
Original Arduino UNO EK R4 WiFi – Advanced board with built-in WiFi for IoT & coding. -Original Arduino Board -Robocraze
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Original Arduino UNO EK (एक) R4 WiFi - Made in India - Buy Online in India

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

Rs. 1,269
Rs. 1,999
Rs. 1,269
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SKU: TIFC00227
  • Made in India 32-bit Arduino board with Wi-Fi & Bluetooth.
  • Powered by Renesas R7FA4M1AB3CFM and ESP32-S3 module.
  • 256 kB Flash, 32 kB SRAM, and 8 kB EEPROM.
  • 12×8 programmable LED matrix for animations & games.
  • 5V operating voltage, supports 6-24V input & USB-C power.
  • Features DAC, CAN bus, and 14-bit ADC for advanced projects.
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Original Arduino UNO EK R4 WiFi – Advanced board with built-in WiFi for IoT & coding. -Original Arduino Board -Robocraze
Original Arduino UNO EK (एक) R4 WiFi - Made in India
Rs. 1,999 Rs. 1,269

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

Rs. 1,999 Rs. 1,269

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

The Original Arduino Uno EK R4 Wi-Fi, proudly Made in India, upgrades the UNO series with a powerful 32-bit architecture. It runs on the Renesas R7FA4M1AB3CFM microcontroller, featuring a 48 MHz Arm Cortex-M4 processor, 256 kB Flash, and 32 kB SRAM.

With built-in WiFi and Bluetooth via the ESP32-S3 module, it simplifies IoT projects. A programmable 12×8 LED matrix adds a creative touch, ideal for animations and games. Designed for both beginners and pros, the UNO R4 WiFi supports 6-24 V input and USB-C power. Enjoy extensive documentation and full compatibility with older Arduino shields.

Get hands-on with Arduino UNO R4 WiFi and bring your ideas to life.

Features

  1. Main MCU
    Renesas RA4M1 (R7FA4M1AB3CFM#AA0) – Controls all pin headers and communication buses
  2. Processor & Performance
    48 MHz Arm Cortex-M4 with Floating Point Unit (FPU)
    5V operating voltage
    Real-Time Clock (RTC)
    Memory Protection Unit (MPU)
    Digital-to-Analog Converter (DAC)
  3. Memory
    256 kB Flash Memory
    32 kB SRAM
    8 kB EEPROM (Data Memory)
  4. Peripherals
    Capacitive Touch Sensing Unit (CTSU)
    USB 2.0 Full-Speed (USBFS)
    14-bit ADC
    Up to 12-bit DAC
    Operational Amplifier (OPAMP)
  5. Power
    5V operating voltage for RA4M1
    Recommended input voltage: 6-24V
    VIN pin & barrel jack (6-24V input)
    USB-C power supply (5V)
  6. Communication
    1x UART (D0, D1)
    1x SPI (D10-D13, ICSP header)
    1x I2C (A4, A5, SDA, SCL)
    1x CAN (D4, D5, requires external transceiver)
  7. Wireless Connectivity
    Wi-Fi 4 (802.11 b/g/n) – Up to 150 Mbps, 2.4 GHz band
    Bluetooth 5

Comparison Table

Feature Original Arduino UNO EK R4 WiFi
Original Arduino Uno EK R4 WiFi (Made in India)
Arduino UNO R4 WiFi
Arduino Uno R4 WiFi (Standard)
Microcontroller (MCU) Renesas R7FA4M1A (Cortex-M4, 48 MHz) Renesas RA4M1 (Cortex-M4, 48 MHz)
Wi-Fi / Bluetooth ESP32-S3 module ESP32-S3 module (up to 240 MHz)
Flash / SRAM / EEPROM 256 kB / 32 kB SRAM / 8 kB EEPROM 256 kB / 32 kB SRAM / 8 kB EEPROM
On-board LED matrix 12 × 8 programmable red LED display 12 × 8 programmable red LED display
Qwiic connector Yes (for I²C, 3.3 V) Yes (compatible)
Peripherals 14-bit ADC, 12-bit DAC, CAN bus, RTC, OP-AMP 14-bit ADC, 12-bit DAC, CAN bus, RTC, OP-AMP
Power & Input Voltage 5V operating; 6–24V VIN & USB-C 5V operating; 6–24V VIN & USB-C
Dimensions / Form Factor UNO form factor (~68.8 × 53.3 mm), shield-compatible UNO form factor (~68.8 × 53.3 mm), shield-compatible
Country of Origin Made in India Official Arduino production (Italy/Global)
Approximate Price Rs. 1339 Rs. 2299 VIEW

Package Includes:

1 x Official Arduino UNO EK (एक) R4 WiFi Made in India

Specifications

SpecificationDetails
MicrocontrollerR7FA4M1AB3CFM
Processor48 MHz Arm Cortex-M4
ConnectivityESP32-S3 (Wi-Fi & Bluetooth)
Flash Memory256 KB
SRAM32 KB
EEPROM8 KB
Operating Voltage5V
Input Voltage6-24V
Peripherals14-bit ADC, CAN, DAC, MPU, RTC
Weight0.3 gm
Dimension (LxWxH)9 x 7 x 3 cm

1. How to set up the Arduino UNO Ek R4 WiFi for the first time?

To set up your Arduino UNO Ek R4 WiFi, connect the board to your computer via USB and open the Arduino IDE. You will need to select the Arduino UNO Ek R4 from the board manager and choose the correct port. After the necessary drivers are installed, you are ready to upload your first projects.

2. How to program the Arduino UNO R4 Ek WiFi?

To program this board, simply write your code within the Arduino IDE, ensuring you have selected the correct board and port. When you click the upload button, your sketch will be sent to the Arduino UNO WiFi. This powerful board can handle everything from simple LED control to complex IoT applications.

3. How to power the Arduino UNO Ek R4 WiFi safely?

You can power your board in two main ways: directly through the USB connection or by using a regulated 5V supply connected to the 5V pin. It is crucial to use the correct voltage to protect the board's internal components and ensure reliable operation in all of your projects.

4. How to use the Arduino UNO Ek R4 for projects?

The Arduino Ek R4 is perfect for a wide range of projects, especially those involving IoT and other embedded applications. You can easily connect various sensors, LEDs, or other components to its I/O pins. Programming is done through simple sketches that you write in the Arduino IDE.

5. How to reset the Arduino UNO Ek R4 WiFi?

To reset your board, simply press the onboard reset button. This will restart the program running on the board without needing to disconnect the power. It is a quick and effective way to clear errors and helps ensure new sketches upload smoothly.

6. How to troubleshoot the Arduino UNO Ek R4 not uploading sketches?

If you have trouble uploading, first check that the correct board and port are selected in the Arduino IDE. You may also need to update your computer's drivers so it can recognize the device. As a final step, try pressing the reset button just before you attempt to upload again.

Warranty Coverage:

This product comes with a 1-year manufacturer warranty from the date of purchase, covering manufacturing defects only.

Warranty Void If:

The product shows signs of physical damage, mishandling, exposure to water/moisture, fire, natural calamities, unauthorized repairs, improper storage near heat or direct sunlight, or alteration in any way.

Shipping Policy

  • All orders confirmed before 3:00 PM IST are shipped the same day, barring rare pickup delays on holidays or disturbances.
  • Delivery time in Metro cities is 1–3 days; for other locations, it is 3–7 days. Delivery varies based on location and courier service.

Return & Refund Policy

  • Return window: 7 days from receipt unless stated otherwise.
  • No refunds or replacements after the return window.
  • Returns are accepted only for non-working or damaged products.
  • Initiate return requests via a Support ticket or contact us at +91-8123057137.
  • Refunds are processed within 3–4 working days after inspection and approval.

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Customer Reviews

Based on 21 reviews
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(15)
29%
(6)
0%
(0)
0%
(0)
0%
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R
Ryan Chatterjee

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

A
Agrim Jain

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

A
ARYANSH SHARMA
Arduino R4 wifi- EK

Literally the best thing ever seen. It took me about 10 minutes to adore the beauty of the original Arduino R4 wifi- ek. the best thing is that it's made in india and designed in italy.spec8ap credits to robocraze,the cheapest but highest quality original parts are only available on robocraze thnx

J
Jiffy James
Excellent value for money starter board

For newbies, this board is an excellent starter because of how cheap it is and the amazing features it offers. The board I purchased from Robocraze is original and came at a very reasonable price. The delivery was fast and packaging was great. Excellent shopping experience!

P
Prabhash S
Build quality is really Good

I have used indian made Arduino uno (old version) but this one with Arduino Design with a really good price is worthy. Quality is top notch. All pins/ parts are working.

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