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 ProtoFlow37 published boards whose schematic and layout source is public — KiCad, EAGLE, Altium and EasyEDA projects you can read, fork and build on. Every entry links to the original repository and names its licence.
Exact board pages for widely used TI, ST, Espressif, Arduino, Raspberry Pi and Nordic hardware, linked to the manufacturer’s schematics and design resources.
The 32-bit Arduino Uno board combining a Renesas RA4M1 MCU with an ESP32-S3 connectivity module and a built-in LED matrix.
Every project listed here belongs to its author and is linked to its original repository. Licences are read from the repository metadata and summarised for convenience — check the licence file in the project itself before you manufacture or redistribute a design. ProtoFlow does not host, mirror or verify these files. Index last rebuilt 2026-09-21.
