The Arduino UNO R4 WiFi merges the RA4M1 microprocessor from Renesas with the ESP32-S3 from Espressif, creating an all-in-one tool for makers with enhanced processing power and a diverse array of new peripherals. With its built-in Wi-Fi and Bluetooth capabilities, the UNO R4 WiFi enables makers to venture into boundless creative possibilities. Furthermore, this versatile board boasts a convenient on-board 12x8 LED matrix and a Qwiic connector, offering ample space for innovation and unleashing creativity. This dynamic combination empowers makers to transform their ideas into reality and elevate their projects to unprecedented heights.
Features
- Renesas RA4M1 32-bit Arm Cortex-M4 processor - The UNO R4 series offers two versions, the UNO R4 Wi-Fi and the UNO R4 Minima - UNO R4 Wi-Fi comes with an Espressif S3 Wi-Fi module in addition to the RA4M1 processor - UNO R4 Minima is a cost-effective option for those who prefer the microcontroller without additional features - Maintains the same form factor as the UNO R3 with compatibility for existing shields and accessories - 5V operating voltage for easy integration with existing projects and components - Processor offers enhanced processing capabilities for complex tasks and calculations
Tech Specification
MCU : Renesas RA4M1 (Arm Cortex-M4) USB : USB-C Programming Port Pins : 14 Digital I/O Pins Pins : 6 Analog input pins DAC : 1 pin PWM : 6 pins UART : Yes I2C : Yes SPI : Yes CAN : Yes Power / Operating Voltage : 5 V (ESP32-S3 is 3.3 V) Input voltage (VIN) : 6-24 V DC Current per I/O Pin : 8 mA Clock speed RA4M1 Main core : 48 MHz Clock Speed ESP32-S3 : up to 240 MHz Memory RA4M1 : 256 kB Flash, 32 kB RAM Memory ESP32-S3 : 384 kB ROM, 512 kB SRAM Dimensions : 68.85 x 53.34 mm