Magnetic encoder for lego

Pololu magentic encoder (https://www.pololu.com/product/3499) conversion holder for studless Lego. Print with 40% infill, 0.2mm accuracy.

This encoder can be connected to Lego Mindstorms robot invertor or Lego Spike Prime using the ESP8266 board which is described on [Anton's Mindstorms blog](https://antonsmindstorms.com/product/spike-ri-wifi-i2c-board/)