Microcontroller: Renesas RA4M1 (Arm® Cortex®-M4)
Clock speed: 48 MHz
Flash memory: 256 kB
SRAM: 32 kB
EEPROM: 8 kB
Analog channels: 6
Digital I/O ports: 14
I2C: Yes
SPI: Yes
UART: Yes
Wi-Fi: ESP32-S3 module (ESP32-S3-MINI-1-N8)
Bluetooth: Yes
LED matrix: 12x8
Qwiic connector: Yes
VRTC: Yes
OFF pin: Yes
Operating voltage: 5 V
Dimensions: 68.85 mm x 53.3 mm
Here are some additional features of the Arduino R4 WiFi board:

Extended 24 V tolerance: The board can tolerate an input voltage range of 7-24 V, making it compatible with a wider range of components.
HID support: The board can simulate a mouse or keyboard when connected to a computer via USB, making it easy to send keystrokes and mouse movements.
Built-in 12x8 LED matrix: The board has a built-in 12x8 LED matrix, which can be used to display text, images, and animations.
Qwiic connector: The board has a Qwiic connector, which makes it easy to connect to other Arduino boards and modules.
The Arduino R4 WiFi board is a powerful and versatile board that is well-suited for a wide range of projects. It is the perfect choice for projects that require wireless connectivity, extended input voltage range, or built-in LED matrix.

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