ArduinoOfficial resources
Arduino UNO R4 WiFi
The 32-bit Arduino Uno board combining a Renesas RA4M1 MCU with an ESP32-S3 connectivity module and a built-in LED matrix.
R7FA4M1AB3CFM + ESP32-S3-MINI-1
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Download ProtoFlowArduino boards with manufacturer-published schematics, CAD files and core component documentation. Each entry points to the original manufacturer page and connects the board’s exact core components to the ProtoFlow library.
The 32-bit Arduino Uno board combining a Renesas RA4M1 MCU with an ESP32-S3 connectivity module and a built-in LED matrix.