The UNO R4 WiFi combines the processing power and exciting new peripherals of the RA4M1 microcontroller from Renesas with the wireless connectivity power of the ESP32-S3 from Espressif. On top of this, the UNO R4 WiFi offers an on-board 12x8 LED matrix, Qwiic connector, VRTC, and OFF pin, covering all potential needs makers will have for their next project.
With the UNO R4 WiFi, you can easily upgrade your project and add wireless connectivity to expand the reach of your current setup.
Microcontroller
-R7FA4M1AB3CFM, 48 MHz Arm® Cortex®-M4 microprocessor
-ESP32-S3FN8, Xtensa® dual-core 32-bit LX7 microprocessor
Memory
-256K Code Flash, 32K SRAM, 8K Data Flash (R7FA4 MCU)
-384K ROM, 512K RAM, 8M Flash (ESP32)
Power
-DC Jack and VIN Input 6-24V, Power via USB-C is 5V
-MCU working voltage is 5V/3.3V configurable
Pin
-14 x Digital I/O
-6 x Analog Input (14 bit), 1 x DAC (12 bit)
-6 x PWM I/O
Communication
-1 x UART
-1 x I2C
-1 x SPI
-1 x CAN
-2.4G WiFi + Bluetooth LE
Others
-Capacitive Touch Sensing Unit
-USB 2.0 Full Speed Module
-12x8 LED matrix
