Overview The Funduino UNO R4 with WiFi is an Arduino compatible board integrating the powerful RA4M1 microcontroller with the robust wireless capabilities of the ESP32-S3 from Espressif. Additionally, it features an on-board 12x8 LED matrix, a Qwiic connector, a VRTC, and an OFF pin, making it an ideal choice for all your maker projects. Whether you're looking to upgrade your existing project with wireless connectivity or starting a new one, the R4 with WiFi provides all the tools you need to ignite your creativity and expand your project's capabilities. Features Form factor compatible with earlier series of Arduino boards for compatibility with existing shields and projects. Expanded memory and faster clock speed Extra on-board peripherals including 12-bit DAC, CAN BUS and OP Amp. Wider input voltage range for integration with motors, LED strips and actuators. HID support for keystrokes and mouse movement. Wi-FI and Bluetooth connectivity on board. Qwiic connector for I2C compatible sensors and actuators. LED matrix on board. Supports battery powered RTC. Specifications Processor: ARM cortex M4 Storage: 256Kb flash / 32Kb SRAM Working voltage: 5V Input voltage: 6-24V Clock frequency: 48MHz Programming port: USB-C Wi-Fi/Bluetooth: ESP32-S3-MINI LED matrix: 12 x 8 (96 red LEDs). Additional connections: Qwiic, OFF pin, VRTC pin. Digital I/O interfaces: 14 PWM interfaces: 6 ADC interfaces: 6 DAC interfaces: 1 (12bit) SPI interfaces: 1 I2C interfaces: 1 CAN interfaces: 1
