Uploaded June 2021 | Updated September 2026, 6 hours ago

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Step by step soldering instructions for the ESP-Wifi-i2c board. You can use it to connect Spike Prime, Robot Inventor, and MINDSTORMS EV3 to third-party electronics and to a wifi network. I have connected it to ws2812 rgb leds and a variety of i2c sensors.

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Get the board here with EV3 bundle
👉 antonsmindstorms.com/product/spike-ri-wifi-i2c-board

Get the board here with SPIKE Prime/Robot Inventor Distance sensor bundle
👉 antonsmindstorms.com/product/wifi-i2c-with-distance-sensor-breakout-bundle

Code repository and example projects:
👉 github.com/antonvh/LMS-uart-esp

Get the T-Shirt 👕 here:
👉 https://shop.spreadshirt.nl/antons-mindstorms/

Support 🙏 my work:
👉 patreon.com/antonsmindstorms

For complete building instructions 📄 and in-depth articles go to:
👉 antonsmindstorms.com