The GRBL Project

Gantry auto-squaring as a part of machine homing is a great feature of modern motion control software. Typically, one creates a large...

I have been using the Internet from the very beginning and various forums for almost as long. And, I have been using special interest...

A recent update to the PicoCNC added a header to plug in a WizNet Ethernet adaptor. So, today I will take you through the process of...

We saw this recently. A brand new Teensy straight from PJRC (the company that designed and makes them) appeared to be dead. No USB COM...

I see a lot of questions about probing. There seems to be a belief that it requires special software support in the G code sender. The...

I guess it was inevitable. Almost from the beginning, I have been providing kits to complete the breakout boards I offer. They are...

I hear this fairly often. Why not have 2 limit switch inputs per axis - one for minimum and one for maximum? And, why not have a separate...

I have seen countless variations on this cry for help. Usually it comes down to two possibilities: file extension or post processor....

Diode lasers are becoming quite popular and recently ones with 30 and 40 watt laser power have been introduced. I expect this trend to...

Readers of my blog probably know that I recommend NPN proximity sensors for limit switches with my CNC breakout boards. However, some...