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At Spark Concepts, we are fueled by a passion to create the most advanced GRBL-based motion controllers for CNC enthusiasts and professionals alike. Our CNC xPRO V5 has been a testament to our commitm … read more

tl;dr = If you experience noise on the limit switch (or false triggers), wire your limit switches as NC to ground, set $5=1. *bonus points – wire signal to common, NC to ground, and NO to 5V. … read more

In this article we will cover the assembly of the CNC xPRO V4 CaseSTEP 1: Gather the supplies:Things you need:1 x CNC xPRO V41 x CNC xPRO V4 Case Kit (PCB, Fan, and hardware)ScrewdriverPliers (optio … read more

In this article we will cover the basics of setting up the Bluetooth cable replacement link for the xPRO V4, xPRO V3, and the Arduino Uno.xPRO V4:STEP 1: Gather the supplies:Things you need:1 x CNC … read more

*Note: these instruction are for updating CNC xPRO V1 through CNC xPRO V4.  To update firmware on the CNC xPRO V5, please see these instruction.Thanks to the great people working on the Ard … read more