Arduino Uno R4 WiFi

SKU: M189893 ABX00087
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M189893 ABX00087

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Easily upgrade your project and add wireless connectivity to expand the reach of your current setup. This board combines the processing power and peripherals of the RA4M1 microcontroller from Renesas with the wireless connectivity power of the ESP32-S3 from Espressif. Also offers an on-board 12x8 LED matrix, Qwiic connector, VRTC, and OFF pin.

  • Maintains the same form factor, pinout, and 5V operating voltage as its predecessor
  • Expanded memory and faster clock
  • Extra on-board peripherals including a 12-bit DAC, CAN BUS, and OP AMP
  • Extended 24V tolerance
  • Built-in HID support
  • Wi-Fi® and Bluetooth®
  • Qwiic I2C connector allows easy connection to nodes from the Qwiic ecosystem
  • Support for battery-powered RTC
  • Bright 12x8 red LED matrix
  • Diagnostics for runtime errors

Board: Arduino® UNO R4 WiFi
Microcontroller: Renesas RA4M1 (Arm® Cortex®-M4)
Programming Port: USB
Analog input pins: 6
DAC: 1
PWM pins: 6
Circuit operating voltage: 5
Input voltage (VIN): 6-24
DC Current per I/O Pin: 8 mA
Clock speed Main core: 48 MHz
Memory RA4M1: 256 kB Flash, 32 kB RAM
Size: 53.34 mm x 68.85 mm