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1
Description
The Arduino UNO R4 WiFi combines the processing power and exciting new peripherals of the RA4M1 microcontroller from Renesas with the wireless connectivity power of the ESP32-S3 from Espressif. On top of this, the UNO R4 WiFi offers an on-b...
Reviews
4.5
280 ratings
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I use the Arduino Uno R4 WiFi (with a little interface shield) to built a stand alone tester for a YYZ PIXEL board. In this photo, I’m verifying signals using a Saleae logic analyzer.
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Allan · August 3, 2026
This is my first Arduino! Thanks for the love and care that went into the creation and packing of this important object.