Arduino UNO R4 WiFi

Arduino UNO R4 WiFi

The Arduino UNO R4 WiFi merges the computational power of the Renesas RA4M1 Cortex-M4 with the wireless prowess of an ESP32-S3-MINI coprocessor. Features a bright 12x8 red LED matrix directly on the board for animations and text scrolling.

Specifications

• Primary MCU: Renesas RA4M1 32-bit Arm Cortex-M4 @ 48 MHz
• Wireless Coprocessor: ESP32-S3 with 2.4 GHz Wi-Fi and Bluetooth 5 LE
• Built-in 12x8 (96 dots) addressable red LED matrix for instant visual display
• SparkFun Qwiic / STEMMA QT I2C connector for solderless sensor plug-in
• Arduino Cloud IoT compatibility with out-of-the-box dashboards
• Real-Time Clock (RTC) with external battery backup pins