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Arduino EK R4 Experiment Kit

Arduino EK R4 Experiment Kit

A classroom‑ready board with OLED, NeoPixel ring, Ultrasonic, DHT11, Servo, Fan, Buttons/Switch, and Grove external ports—so you can prototype 50+ projects quickly.

Watch the module playlist

Modules & Tutorials

Links to example code and videos from the repository README.

Module Code Video
Servo View Code Watch
NeoPixel View Code Watch
DHT11 View Code Watch
Ultrasonic View Code Watch
OLED View Code Watch

Full list in the repo README.

External Grove Ports

Use the four Grove ports to connect your own sensors (I2C/UART/Analog).