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Expatria Technologies

PicoBOB CNC control module for GRBLHAL

PicoBOB CNC control module for GRBLHAL

$24.99 CAD
$24.99 CAD
Sale Sold out

Credit card size GRBLHAL controller based on Raspberry Pi RP2040 microcontroller.

Standard 5V Parallel port interface.  When combined with Mach3 Breakout Board, has the following features:

  • 5 axes of step/direction control
  • 10A Spindle Relay
  • 0-10V Analog spindle speed control
  • 5 opto-coupled inputs
  • One 24V output 

The PicoBOB can also be used with the Gecko G540 multi-axis step drive.

The default GRBLHAL builds for the PicoBOB include the following features that are implemented in the RP2040 port of GRBLHAL:

  • Backlash Compensation.
  • Stress-free Auto-squaring for the ganged axis
  • Ganged axis offsets to correct for offset homing switches
  • Step rates tested up to 180 KHz on 5 simultaneous axes.

The PicoBOB is also fully supported via the GRBLHAL web builder:
http://svn.io-engineering.com:8080/?driver=RP2040&board=PicoBOB

For complete documentation on this OSHW design, see this Github repository:
https://github.com/Expatria-Technologies/PicoBOB

Mach3 Breakout not included

Shipping & Returns

Shipping will be calcuated at checkout. Products are warranted for defects in manufacturing. As per OSHW license, no warranty of fitness for purpose is expressed or implied.

Dimensions

170mm x 135mm x 60mm

View full details

  • Open Source Hardware

    This board is distributed under the terms of the CERN Open Hardware Licence Version 2 - S. We guarantee that your board will be free from manufacturing defects, but otherwise it is provided 'as is.' Please review the design files and make sure that it meets your needs.

    Support is provided primarily through our Discord Server:
    https://discord.gg/bSEXy7GhcZ