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Arduino® UNO R4 WiFi

The Arduino UNO R4 WiFi merges the RA4M1 microprocessor from Renesas with the ESP32S3 from Espressif creating an allinone tool for makers with enhanced processing power and a diverse array of new peripherals. With its builtin WiFi® and Bluetooth® capabilities the UNO R4 WiFi enables makers to venture into boundless creative possibilities. Furthermore this versatile board boasts a convenient onboard 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.

With the UNO R4 WiFi you can easily upgrade your project and add wireless connectivity to expand the reach of your current setup. If this is your first project this board has everything you need to spark your creativity.

Hardware compatibility with UNO form factor: The UNO R4 WiFi maintains the same form factor pinout and 5 V operating voltage as its predecessor the UNO R3 ensuring a seamless transition for existing shields and projects.
Expanded memory and faster clock: The UNO R4 WiFi boasts increased memory and a faster clock speed enabling more precise calculations and effortless handling of complex projects.
Extra onboard peripherals: The UNO R4 WiFi introduces a range of onboard peripherals including a 12bit DAC CAN BUS and OP AMP providing expanded capabilities and design flexibility.
Extended 24 V tolerance: The UNO R4 WiFi supports a wider input voltage range allowing seamless integration with motors LED strips and other actuators using a single power source.
HID support: With builtin HID support the UNO R4 WiFi can simulate a mouse or keyboard when connected to a computer via USB making it easy to send keystrokes and mouse movements.
WiFi® and Bluetooth®: The UNO R4 WiFi hosts an ESP32S3 module enabling makers to add wireless connectivity to their projects. Combined with the Arduino IoT Cloud makers can monitor and control their projects remotely.
Qwiic connector: The UNO R4 WiFi features a Qwiic I2C connector allowing easy connection to nodes from the extensive Qwiic ecosystem. Adapter cables also enable compatibility with sensors and actuators based on other connectors.
Support for batterypowered RTC: The UNO R4 WiFi includes additional pins including an OFF pin to turn off the board and a VRTC pin to keep the internal RealTime Clock powered and running.
LED matrix: The UNO R4 WiFi incorporates a bright 12x8 red LED matrix ideal for creative projects with animations or plotting sensor data eliminating the need for additional hardware.
Diagnostics for runtime errors: The UNO R4 WiFi includes an errorcatching mechanism that detects runtime crashes and provides detailed explanations and hints about the code line causing the crash.

With all these features packed into the wellknown UNO form factor now is the perfect time to upgrade your project or embark on your maker journey. The UNO R4 WiFi offers unparalleled versatility and possibilities for makers of all levels.