Description
Product information "Arduino UNO R4 WiFi"
Arduino UNO R4 WiFi: Powerful development board with RA4M1 microcontroller and ESP32-S3
The Arduino UNO R4 WiFi combines the computing power of the RA4M1 microcontroller from Renesas with the wireless connectivity of the ESP32-S3 from Espressif. In addition, the UNO R4 WiFi offers an on-board 12x8 LED matrix, Qwiic connector, VRTC, and an OFF pin to cover all makers' needs for their next project.
Features at a glance
The Arduino UNO R4 WiFi combines the computing power of the RA4M1 microcontroller from Renesas with the wireless connectivity of the ESP32-S3 from Espressif. In addition, the UNO R4 WiFi offers an on-board 12x8 LED matrix, Qwiic connector, VRTC, and an OFF pin to cover all makers' needs for their next project.
Features at a glance
- Hardware compatibility with UNO form factor
- Extended memory capacity and higher clock speed
- Additional on-board peripherals such as 12-bit DAC, CAN bus, and OP-AMP
- Extended 24V tolerance
- HID support for mouse or keyboard simulation
- Wi-Fi® and Bluetooth® with ESP32-S3 module
- Qwiic I2C connector for easy connection
- Support for battery-powered RTC
- Integrated bright 12x8 red LED matrix
- Diagnostics for runtime errors
- Microcontroller: Renesas RA4M1 (Arm® Cortex®-M4)
- USB: USB-C® Programming port
- Digital I/O pins: 14
- Analogue input pins: 6
- DAC: 1
- PWM pins: 6
- Communication: UART, I2C, SPI, CAN bus
- Operating voltage: 5 V (ESP32-S3 is 3.3 V)
- Input voltage (VIN): 6-16 V
- DC per I/O pin: 8 mA
- Clock rate: Main core 48 MHz, ESP32-S3 up to 240 MHz
- Memory: RA4M1 256 kB Flash, 32 kB RAM; ESP32-S3 384 kB ROM, 512 kB SRAM
- Dimensions: Width 68.85 mm, length 53.34 mm
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