Arduino UNO R4 WiFi

The Arduino UNO R4 WiFi is an exciting addition to the Arduino lineup, offering a blend of familiar form factor and powerful new features. Here's a breakdown of its key features and specifications:

  Key Features:  

1. Form Factor Compatibility: Maintains the UNO form factor, pinout, and 5 V operating voltage, ensuring compatibility with existing shields and projects.
2. Enhanced Performance: Increased memory and faster clock speed for more precise calculations and handling of complex projects.
3. On-board Peripherals: Includes a 12-bit DAC, CAN BUS, and OP AMP for expanded capabilities and design flexibility.
4. Extended Input Voltage Range: Supports a wider input voltage range (6-24 V), allowing integration with various actuators and sensors.
5. HID Support: Can simulate a mouse or keyboard when connected to a computer via USB, enabling easy interaction with computer systems.
6. Wireless Connectivity: Features an ESP32-S3 module for Wi-Fi and Bluetooth connectivity, enabling remote monitoring and control.
7. Qwiic Connector: Includes a Qwiic I2C connector for easy connection to the Qwiic ecosystem and other sensors/actuators.
8. RTC Support: Includes additional pins for battery-powered Real-Time Clock (RTC) support.
9. LED Matrix: Incorporates a bright 12 - 8 red LED matrix for creative projects and data visualization.
10. Error Diagnostics: Detects and provides explanations for runtime crashes, aiding in troubleshooting.

  Specifications:  

• Microcontroller: Renesas RA4M1 (Arm Cortex-M4)
• USB-C Port: Programming port
• Digital I/O Pins: 14
• Analog Input Pins: 6
• DAC: 1
• PWM Pins: 6
• UART/I2C/SPI/CAN: Yes (1x each)
• Operating Voltage: 5 V (ESP32-S3 operates at 3.3 V)
• Input Voltage (VIN): 6-24 V
• Main Core Clock Speed: 48 MHz
• ESP32-S3 Clock Speed: Up to 240 MHz
• Memory: RA4M1 - 256 kB Flash, 32 kB RAM; ESP32-S3 - 384 kB ROM, 512 kB SRAM
• Dimensions: 68.85 mm x 53.34 mm

  Package Includes:  

• 1 x Arduino UNO R4 WiFi

The Arduino UNO R4 WiFi is a versatile and powerful board that caters to a wide range of projects and applications. Whether you're a beginner or an experienced maker, this board offers the tools and capabilities to bring your ideas to life.