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Arduino UNO R4 WiFi Development Board
Arduino UNO R4 WiFi Development Board
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Arduino UNO R4 WiFi Development Board

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  • 1 × Arduino UNO R4 WiFi Development Board

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  2 - 5 DAY DELIVERY  Mar 28 Apr 01
SKU: 7000000000112
Category:Boards & Modules
Tags:Arduino UNO R4, Arduino UNO R4 WiFi, arduino uno r4 wifi development board, uno r4 wifi development board
Brand: Arduino
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Description

The Arduino UNO R4 WiFi from Arduino combines the familiar UNO form factor with enhanced performance and built-in wireless connectivity. This board uses the Renesas RA4M1 32-bit microcontroller and includes an ESP32-S3 module for WiFi and Bluetooth connectivity.

The board maintains compatibility with the UNO R3 shield ecosystem while offering increased memory, higher clock speed, and expanded peripherals. It also includes a 12×8 LED matrix, USB-C connectivity, and improved power options, making it suitable for IoT, automation, robotics, and embedded system development.

Specifications

Specification Details
Model Arduino UNO R4 WiFi
Microcontroller Renesas RA4M1 (Arm Cortex‑M4)
WiFi / Bluetooth Module ESP32‑S3‑MINI‑1‑N8 (WiFi & Bluetooth)
Operating Voltage 5 V (RA4M1) / 3.3 V (ESP32‑S3)
Input Voltage (VIN) 6–24 V
Digital I/O Pins 14
Analog Input Pins 6
PWM Pins 6
DAC 1 (12‑bit)
ADC 6
Communication Interfaces UART, SPI, I2C, CAN Bus
USB USB‑C Programming Port
Clock Speed RA4M1: 48 MHz / ESP32‑S3: up to 240 MHz
Memory (RA4M1) 256 kB Flash, 32 kB SRAM
Memory (ESP32‑S3) 384 kB ROM, 512 kB SRAM
Other Features Built‑in 12×8 LED Matrix, Qwiic Connector, OFF & VRTC Pins
DC Current per I/O Pin 8 mA
Dimensions 68.85 × 53.34 mm

 

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