Tecnoroll's cnc4fun

cnc4fun

Cnc made easy!

This project was born during the 2018 Christmas holidays. Without the pressure of work commitments, I could take my time to surf the net without rush and came across an open source project which I immediately found very interesting: a CNC controller derived from the famous GRBL project and ported onto an ESP32 platform.

That's why I decided to develop another small board which could easily be used by my friends. Having the most varied types of self-built CNCs, they always went crazy when using and connecting the various Arduino-based boards using the GRBL firmware, and this could be the end of their problems.

Retrofitting an old PEAR industrial CNC

Using the new cnc4fun controller I have an opportunity to completely refurbish an old industrial PEAR CNC!

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First steps

Start from here!

The very first steps

Start with this article if you are new and follow the recommended path!

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Design

Working on the boards...

Let's get physical!

In this series of articles we talk about the realization and the test of the boards!

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Projects

Some projects realized with my boards.

Real cases

qui ci scrivo qualcosa che ancora non so

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News

General articles...

...you can't find them on the newspapers!

Free talks and considerations.

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Lorenzo Bolla – In my job, I usually deal with electronic and mechanical designs (mostly FPGA and RF circuits), and this allows me to work both with electronic CADs and professional CNCs. Furthermore, over the past few years I built several CNCs (laser-plasma-mill-lathe) with my friends as a hobby, ranging from simple amateur items to semi-professional units.


If you want to know more about how to work with the ESP32 chipset and setting up the whole toolchain, you can find a lot of online literature showing you how to do it: just take a look on the internet and you shouldn’t have any difficulty finding everything you need.

Site Link
Espressif website Click here!
ESP32 GRBL porting reference site Click here!
Universal G-code sender reference site Click here!

Here you can download schematics an other usefull stuff for free!

Example image