Arduino UNO R4 WiFi
Electronics · Microcontrollers

Arduino UNO R4 WiFi

MFR ArduinoMODEL UNO R4 WiFi

Next-gen UNO with a 32-bit Renesas core, onboard ESP32-S3 Wi-Fi/Bluetooth, and a 12×8 LED matrix. Keeps the classic UNO footprint while adding modern connectivity for robotics and IoT.

Unit price
$27.50
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Verified provenance
Supply-chain tracked
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Specifications
Specifications· 8 fields
Mcu
Renesas RA4M1 (Arm Cortex-M4)
Wireless
ESP32-S3 Wi-Fi + BLE
Clock
48 MHz
Flash
256 KB
Sram
32 KB
Io
14 digital / 6 analog
Extras
12×8 LED matrix, CAN, DAC
Usb
USB-C